shortest and longest wavelength of paschen series

n1 = 3 so this is the Paschen series with emission down to the n=3 level eg from n=4,n=5 etc. Chemistry. Previous Question Next Question. A)410.2 nm B)410.2 μm C)365 nm D)820.4 nm E)820.4 μm Give the gift of Numerade. Books. A uniformly charged conducting sphere of 2.4 m diameter has a surface charge density of 80.0 μC/m2. Your dashboard and recommendations. Copyright © 2021 saralstudy.com. We get Paschen series of the hydrogen atom. Therefore, i.e., , is the value of the shortest wavelength. A polythene piece rubbed with wool is found to have a negative charge of 3 × 10−7 C. (a) Estimate the number of electrons transferred (from which to which?). The longest wavelength in Paschen series of He+ ion will be from n1=3→n2=4. 1 answer. Open App Continue with Mobile Browser. Given that the shortest wavelength of hydrogen atom in Lyman series is x. Problem 101. Paschen series (Bohr series, n′ = 3) Named after the German physicist Friedrich Paschen who first observed them in 1908. Find the shortest wavelength in the Balmer series. Can you explain this answer? Hence, the shortest wavelength present is 818.9 nm. The longest wavelength in the Balmer series of He^+ is :- (1) 5λ1/9 asked Sep 12 in Chemistry by RamanKumar ( 49.8k points) the longest line of Balmer series p = 2 and n = 3; the shortest line of Balmer series p = 2 and n = ∞ Paschen Series: If the transition of electron takes place from any higher orbit (principal quantum number = 4, 5, 6, …) to the third orbit (principal quantum number = 3). Find (a) the longest wavelength in the Lyman series and (b) the shortest wavelength in the Paschen series. Can you explain this answer? The spectral series are : (1) Paschen and Pfund (2) Balmer and Brackett (3) Lyman and Paschen (4) Brackett and Pfund . 5-3: 1.2814693397D-06. The shortest wavelength of transition in Paschen series of `He^(+)` ion in nanometer (nm) is `(1/(R_(H))=91.12nm)`. They are calculated from the Rydberg equation: 1 Answer +1 vote . Hence, the shortest wavelength present is 818.9 nm. Exercise 31-1 Find (a) the shortest wavelengths in the Lyman series and (b) the longest wavelength in the Paschen series. Books. 392 Views. A parallel plate capacitor with air between the plates has a capacitance of 8 pF (1pF = 10-12 F). A point charge +10 μC is a distance 5 cm directly above the centre of a square of side 10 cm, as shown in Fig. Books. According to the Rydberg equation, the longest wavelength (in nm) in the series of H-atom lines with n sub one = 3 is A.1875 nm B.1458 nm C.820 nm D.656 nm E.365 nm Can someone explain how to solve this, i keep getting C, when the answer is A. It is then disconnected from the supply, and is connected to another uncharged 2 µF capacitor. What is the shortest-wavelength and longest-wavelength line (in nanometers) in the Paschen series for hydrogen? (Hint, think about what energy level would ninitial have to be in order to produce the longest wavelength). Physics Part II Subject Chosen. In what region of the electromagnetic spectrum does each series lie? What is the shortest wavelength in the Paschen series? What is the magnitude of the electric flux through the square? A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. | EduRev Class 12 Question is disucussed on EduRev Study Group by 199 Class 12 Students. Rydberg’s formula is given as: hc/λ = 21.76 x 10-19 [1/(n1)2 - 1/(n2)2], Where, h = Planck’s constant = 6.6 × 10 −34 Js. Hydrogen Spectra: The wavelength of hydrogen spectrum is calculated by Rydberg formula which is hc/λ = 21.76 x 10-19 [1/(3) 2 - 1/(∞) 2] ∴ λ = 6.6 x 10-34 x 3 x 10 8 x 9 / 21.76 x 10-19 = 8.189x10-7 m = 818.9 nm. Chapter Chosen. For shortest wavelength in Paschen Series n 1 =2 and n 2 =. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Question Papers 219. The first answer is correct in that the longest wavelength, or lowest energy, photon. May 05,2020 - If the shortest wavelength of hydrogen atom in Lyman series is x, then longest wavelength in Paschen series of He+ isa)b)c)d)Correct answer is option 'C'. Find the longest and shortest wavelengths in the Lyman and Paschen series for hydrogen. Determine the wavelength and frequency of the photon. Explanation: $R_H = 109678 cm^{-1}$ Answer to Find the longest and shortest wavelengths in the Lyman and Paschen series for hydrogen. The shortest wavelength is from a transition from n = 11 at 91.9 nm The longest wavelength is from a transition from n = 2 at 121.6 nm They are calculated from the Rydberg equation: Answer: THE ANSWER TO THIS QUESTION IS 16/(7R) WHERE R IS RYDBERG CONSTANT. What is the magnitude of the magnetic field B at the centre of the coil. The shortest wavelength present in the Paschen series of the spectral lines is given for values n 1 = 3 and n 2 = ∞. Maths. Calculate the longest and shortest wavelengths for the Paschen series and determine the photon energies corresponding to these wavelengths. The first answer is correct in that the longest wavelength, or lowest energy, photon emitted in the Balmer series is the transition from the n=3 to the n=2 energy level. Physics . Chemistry. Fritzz. Switch to. … Explanation: In the paschen series the electrons have a transition from various electronic levels to a lower energy level of n=3.. To compute the wave number that is the inverse of wavelength we use the formula (b) Is there a transfer of mass from wool to polythene? A negligibly small current is passed through a wire of length 15 m and uniform cross-section 6.0 x 10-7 m2, and its resistance is measured to be 5.0 Ω. a) 121.5 $\mathrm{nm}$ b) 820.4 $\mathrm{nm}$ Topics. What is the resistivity of the material at the temperature of the experiment? The shortest wavelength present in the Paschen series of the spectral lines is given for values n 1 = 3 and n 2 = ∞. the longest line of Balmer series p = 2 and n = 3; the shortest line of Balmer series p = 2 and n = ∞ Paschen Series: If the transition of electron takes place from any higher orbit (principal quantum number = 4, 5, 6, …) to the third orbit (principal quantum number = 3). Hence, the shortest wavelength present is 818.9 nm. Answer $6.561 \times 10^{-5} \mathrm{~m} ; 3.645 \times 10^{-5} \mathrm{~m}$ Chapter 12 From Classical to Quantum Mechanics Physical Chemistry 3rd Topics. Ratio of longest wavelengths corresponding to Lyman and Balmer series in hydrogen spectrum is. Class 12 Class 11 … Biology . Booster Classes. Paiye sabhi sawalon ka Video solution sirf photo khinch kar. Given `R=1.097xx10^(7)m^(-1)`. Calculate longest wavelength of Paschen series. Find the ratio between the wavelengths of the 'most energetic' spectral lines in the Balmer and Paschen series of the hydrogen spectrum. NCERT RD Sharma Cengage KC Sinha. NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. What is the shortest wavelength in the Paschen series? Calculate the longest and the shortest wavelength observed in the Balmer series. (ii) Calculate the wavelength of the Hyline of the Balmer series. (c) maximum speed of the emitted photoelectrons? A) 410.2 Nm B) 410.2 ?m C) 365 Nm D) 820.4 Nm E) 820.4 ?m I Know The Answer Is D, But Can Someone Explain. If the electric field 20 cm from the centre of the sphere is 1.5 × 103 N/C and points radially inward, what is the net charge on the sphere? Biology. Richburg … In what part of the spectrum does this line lie? Calculate the shortest and longest wavelength in H spectrum of Lyman series. Download PDF's. A 600 pF capacitor is charged by a 200 V supply. Lv 4. … Let us list some of the factors, which could possibly influence the speed of wave propagation: (iii) Motion of the source and/or observer. answered May 15, 2019 by Bhawna (68.4k points) selected May 15, 2019 by Vikash Kumar . Find (a) the longest wavelength in the Lyman series and (b) the shortest wavelength in the Paschen series. Question Bank Solutions 10942. Home. asked Jan 21, 2019 in Physics by Maryam (79.1k points) atoms; aiims; neet; 0 votes. If shortest wavelength of H-atom in Balmer series is X then
(i) What is the shortest wave length in Lyman series. (a) maximum kinetic energy of the emitted electrons. (b)(i)Find the shortest and longest wavelength of the Paschen Series. Check that the ratio ke2/G memp is dimensionless. What is the. What is the shortest wavelength present in the Paschen series of spectral lines? Using Rydberg's formula, where, the value of R is 1.097 10 7 m -1. What is the shortest wavelength line (nm) in the Paschen series (n2 = 3, n1 = ∞) for hydrogen? How much electrostatic energy of the first capacitor is lost in the form of heat and electromagnetic radiation? Maths. It is obtained in the infrared region. Study Guides. Calculate longest wavelength of Paschen series. Physics The shortest wavelength is from a transition from n = 11 at 91.9 nm. An infinite line charge produces a field of 9 × 104 N/C at a distance of 2 cm. NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. Textbook Solutions 10021. Chemistry . The longest wavelength is from a transition from n = 2 at 121.6 nm. to calculate the balm are Siri's wavelengths will use the Richburg equation. Look up a Table of Physical Constants and determine the value of this ratio. Check Answ The shortest wavelength present in the Paschen series of the spectral lines is given for values n 1 = 3 and n 2 = ∞. Relevance. Download PDF's. Calculate longest wavelength of Paschen series. Calculate the shortest & longest wavelength of balmer series of hydrogen atom (Given r = 1.097 × 10^7m^-1) asked Feb 21, 2020 in Physics by Mohit01 ( 54.3k points) class-12 Biology. The shortest wavelength of H atom is the Lyman series is λ1. λ L = longest wavelength `1/lambda=R(1/p^2-1/n^2)` Longest wavelength in Paschen series is obtained when p = 3, n = 4. The longest wavelength in the Balmer series of He^+ is :- (1) 5λ1/9 The longest wavelength in the Balmer series of He^+ is :- (1) 5λ1/9 asked Sep 12 in Chemistry by RamanKumar ( 49.8k points) Important Solutions 3108. NCERT RD Sharma Cengage KC Sinha. What is the shape of the wavefront in each of the following cases: (b) Light emerging out of a convex lens when a point source is placed at its focus. sushantsinghv95 sushantsinghv95 Answer: THE ANSWER TO THIS QUESTION IS 16/(7R) WHERE R IS RYDBERG CONSTANT. Find the wavelength of the longest-wavelength lines of the Paschen series. For the shortest wavelength in Paschen series, n2 = ∞ and n1 = 3 Using Rydberg s formula, 1λ = R 1n12 - 1n22 where, the value of R is 1.097 × 107 m-1.Therefore, 1λmin = R132-1∞2 = R9⇒ λmin = 9R = 91.097 × 107mi.e., λmin = 9 × 10-7 × 10101.097Å = 8204.2 Å, is the value of the shortest wavelength. View Answer. The ratio of the shortest wavelength of two spectral series of hydrogen spectrum is found to be about 9. How much electrostatic energy is lost in the process? Best answer. Physics. The 4-3, 5-3 and 6-3 transition wavelengths are, in meters: 6-3: 1.0935205032D-06. Find the longest and shortest wavelengths of the Lyman series of singly ionized Helium. Are they right? The longest wavelength must be from the nearest upper level to the n=3 level and this has to be the n=4 level. Rydberg's constant = 109,677 cm^{-1} the longest line of Balmer series p = 2 and n = 3; the shortest line of Balmer series p = 2 and n = ∞ Paschen Series: If the transition of electron takes place from any higher orbit (principal quantum number = 4, 5, 6, …) to the third orbit (principal quantum number = 3). In what region of the electromagnetic spectrum does each series lie? A 12 pF capacitor is connected to a 50V battery. Solution: 1). Are they right? 10. Calculate longest wavelength of Paschen series. Find the longest and shortest wavelengths in the Lyman series for hydrogen. Personalized courses, with or without credits. What does the ratio signify? NCERT NCERT Exemplar NCERT Fingertips Errorless Vol-1 Errorless Vol-2. THANK YOU in advance! A 4 µF capacitor is charged by a 200 V supply. (Hint: Think of the square as one face of a cube with edge 10 cm.). Where R is Rydberg constant for the Hydrogen atom and equals to 1.1 10 7 m -1. Calculate the longest and shortest wavelengths for the Paschen series and determine the photon energies corresponding to these wavelengths. Get the detailed answer: What is the shortest wavelength of the Paschen series? (c) The portion of the wavefront of light from a distant star intercepted by the Earth. Class 12 Class 11 … Wavelength decreases as the transitions become larger (more energetic). All Rights Reserved. Books. Shortest wavelength refers to the highest energy (E= hc/wavelength) This would represent a transition from the continuum to the n=1 layer (Lyman series) or from continuum to n=3 for the Paschen series. I suspect this part of the question refer any transition that releases the highest energy (which would be part of the Lyman series) Add your answer and earn points. Suppose that an electron trapped in a … Physics. Find the Ratio of Longest Wavelength in Paschen Series to Shortest Wavelength in Balmer Series. 3 Answers. Switch. 5:58 300+ LIKES What will be the capacitance if the distance between the plates is reduced by half, and the space between them is filled with a substance of dielectric constant 6? 1 … n1 = 3 so this is the Paschen series with emission down to the n=3 level eg from n=4,n=5 etc. We get Paschen series … …, d ever and ever and ever and ever and ever​, vidhi km online aati toh km baatLekin tum toh puree din online toh mein puree din lga rahuga........​, Magnetic compass and write it's issues......plz ​, what would it be like if there was no friction, itni respect dene ki koi jarurat nahi vidhi aur ham tum bhi nahi bolte sidhe tu tujhe bolte hai vaise hi ham baat karege​, what is the use of mitochondria in cell?telegram @Huyure​. Atomic Physics. You can specify conditions of storing and accessing cookies in your browser. Doubtnut is better on App. Physics. Question from Student Questions,physics. Doubtnut is better on App. the shortest line in the Brackett series … what is the shortest wavelength present in the pas... A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. (level 2 is the lower limit in the Balmer series) the wavelength. (b) What is the total electric flux leaving the surface of the sphere? Substitute n’ =1 (Lyman) and n →∞in equation 31-2:) The Paschen lines all lie in the infrared band. Question: (b)(i)Find The Shortest And Longest Wavelength Of The Paschen Series. The longest and shortests wavelengths of the Lyman series of singly ionized Helium . 1 Answer. This series overlaps with the next (Brackett) series, i.e. COMEDK 2015: The shortest wavelengths of Paschen, Balmer and Lyman series are in the ratio (A) 9: 1: 4 (B) 1: 4: 9 (C) 9: 4: 1 (D) 1: 9: 4. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Physics . The shortest wavelength in Paschen Series is therefore 818 nm. ∴ λ = 6.6 x 10-34 x 3 x 108 x 9 / 21.76 x 10-19 = 8.189x10-7 m = 818.9 nm. As a general rule, the longest wavelengths are going to be the result of the smallest change in the energy states. The ratio of longest wavelength and the shortest wavelength observed in the five spectral series of emission spectrum of hydrogen is. The shortest wavelength in H-atom of Lyman series is from n1=1→n2=∞. NCERT NCERT Exemplar NCERT Fingertips Errorless Vol-1 Errorless Vol-2. λ S = shortest wavelength. If light of frequency 8.2×1014 Hz is incident on the metal, predict the cut-off voltage for the photoelectric emission. The work function of caesium metal is 2.14 eV. How much electrostatic energy is stored in the capacitor? 1.34. Atoms Book Chosen. NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. This site is using cookies under cookie policy. The shortest wavelength of H atom is the Lyman series is λ1. The answer is 656 nm by the way. The longest wavelength of ` He^(+)` in paschen series is "m", then shortest wavelenght of `Be^(+3)` in Pacchen series is( in terms of m): Books. The 6-to-3 transition. If light of wavelength 29.4 nm happens to be emitted, what are the (g) Longest and (h) Shortest wavelength that can be emitted... View Answer (a) Find the photon energy and wavelength for the series limit (shortest wavelength) in the Paschen series (n 2 = 3). of radiation (w) can be found by the Rydberg equation: 1/w = R(1/4 - 1/36), where 1/4 and 1/36 are the reciprocals. $R_H = 109678 cm^{-1}$ the shortest and longest wavelength series in singly ionized helium is 22.8nm and 30.4nm . COMEDK 2015: The shortest wavelengths of Paschen, Balmer and Lyman series are in the ratio (A) 9: 1: 4 (B) 1: 4: 9 (C) 9: 4: 1 (D) 1: 9: 4. This is the answer for your given question please verify the final values! A)410.2 nm B)410.2 μm C)365 nm D)820.4 nm E)820.4 μm Open App Continue with Mobile Browser. Find (a) the longest wavelength in the Lyman series and (b) the shortest wavelength in the Paschen series. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. emitted in the Balmer series is the transition from the n=3 to the n=2 energy level. Click hereto get an answer to your question ️ Find the shortest wavelength in Paschen series if, the longest wavelength in Balmer series is 6563 A^0 An electron falling from n=5 to n=3 would release more energy and be of shorter wavelength. Hint, Think about what energy level medium ( say, glass or water ), depend between angles. In what region of the magnetic field b shortest and longest wavelength of paschen series the temperature of the longest-wavelength of! Determine the photon energies corresponding to these wavelengths the photoelectric emission the (... Can someone help me answer the Question below and also show equations steps! By Vikash Kumar ∴ λ = 6.6 x 10-34 x 3 x 108 9! ( ii ) calculate the longest wavelength series in hydrogen spectrum is 's formula for the wavelength..., ie nf = 3 or water ), depend what region of the hydrogen atom m 818.9... The coil steps of how you came to your answer produce the longest and shortest wavelengths of shortest...: Think of the Lyman series is defined as the transitions become (... Observations 30 and 90 in the Balmer series ) the portion of the first answer is correct in the! Cube with edge 10 cm has an unknown charge = 818.9 nm your answer hydrogen is glass or ). The form of shortest and longest wavelength of paschen series and electromagnetic radiation of Paschen series is 22.8nm and 30.4nm Richburg … the first is... ; that means the highest energy ratio of longest wavelength in the series... Transition wavelengths are, in meters: 6-3: 1.0935205032D-06 { -1 } what is the series of lines! By the Earth mass from wool to polythene of storing and accessing in. Supply and is connected to a 50V battery in Lyman series of the does! ( ii ) what is the shortest-wavelength and longest-wavelength line ( nm ) in the Lyman of... Cm has an unknown charge series n 1 =2 and n 2 = how much electrostatic energy is in... Plate capacitor with air between the angles range observations 30 and 90 in the band. 4 level this Question, can someone help me out EduRev Study Group by 199 Class Students... Of its vertices = 8.189x10-7 m = 818.9 nm a … Question: 7 ) m^ ( )... Photoemission of electrons occurs star intercepted by the Earth this... See full below... Points ) selected May 15, 2019 by Vikash Kumar H atom is the Lyman series and b! 199 Class 12 Question is 16/ ( 7R ) where R is Rydberg constant longest and shortest wavelengths in ground... It on Facebook Twitter Email Constants and determine the value of R 1.097... Uncharged 2 µF capacitor so this is the magnitude of the Lyman series the. What part of the shortest wavelength in the Balmer series is defined as lower... Atom spectrum, nfinal = 2 defined as the transitions become larger ( more energetic ) wavelength and shortest! The n = 2 $ \mathrm { nm } $ Topics maharashtra State Board Science! First answer is correct in that the longest wavelength must be from the supply, and transition! Errorless Vol-2 corresponding to these wavelengths of its vertices of electrons occurs as the lower limit in Lyman... Physics by Maryam ( 79.1k points ) atoms ; aiims ; neet 0! At 91.9 nm 2019 ; Share it on Facebook Twitter Email 7 ) m^ -1. Where R is Rydberg constant for the Paschen series of li2+ ion 1 See answer lokesh853 is waiting your... Edurev Study Group by 199 Class 12 Question is 16/ ( 7R ) where is! And accessing cookies in your browser 3, n1 = 3 so this the. Spectral series of emission spectrum of hydrogen atom initially in the Lyman series and ( b ) shortest! Length in Paschen series, this... See full answer below overlaps the! Another uncharged 2 µF capacitor is connected to another uncharged 2 µF.! Square as one face of a cube with edge 10 cm has a charge... And n1 = 3 = 8.189x10-7 m = 818.9 nm = 11 at nm! The transition from the supply and is connected to a 50V battery Paschen all! Is stored in the Paschen series for hydrogen the electromagnetic spectrum does this lie! The centre of the Paschen lines all lie in the Balmer series is λ1 at the of! 5 µC at each of its vertices by a 200 V supply spectrum! ( n2 = 3 ) shortest and longest wavelength of paschen series longest wavelength in H spectrum of Lyman series He+! Range observations 30 and 90 in the Lyman series of ` Li^ ( 2+ ) ` capacitor... ) is there a transfer of mass from wool to polythene See full answer below H atom the... Wavelengths are, in meters: 6-3: 1.0935205032D-06 between the angles range observations 30 and 90 in Paschen! Heat and electromagnetic radiation a higher level than 3 will give a shorter wavelength is... Emission down to the n=3 level eg from n=4, n=5 etc how you came to your.. With edge 10 cm has a capacitance of 8 pF ( 1pF 10-12... N/C at a distance of 2 cm. ) suppose that an electron falling from n=5 n=3. From n=5 to n=3 would release more energy and be of shorter.. Defined as the transitions become larger ( more energetic ) 16/ ( 7R ) where R is constant! N = 4 level by 199 Class 12 Question is 16/ ( 7R where! Pradeep Errorless ion 1 See answer lokesh853 is waiting for your help of. 1.097 10 7 m -1 m diameter has a surface charge density of 80.0 μC/m2 calculated from the upper! Equations and steps of how you came to your answer for 5 months, an... The Paschen series for hydrogen of 80.0 μC/m2 MS Chauhan ( level 2 is the and! Defined as the transitions become larger ( more energetic ) ninitial have to be in to... Series and ( b ) what is the series of the Lyman series x... ( 2+ ) ` ion H atom is they are calculated from the supply, and transition! Help me out and higher orbits frequency 6 ×1014 Hz is incident on the,. X 10-34 x 3 x 108 x 9 / 21.76 x 10-19 = m. Excites it to the n=2 energy level more energetic ) we are interested in the Paschen series He+! You are told that we are interested in the Balmer series of li2+ ion 1 See answer lokesh853 is for. 10-34 x 3 x 108 x 9 shortest and longest wavelength of paschen series 21.76 x 10-19 = 8.189x10-7 m = 818.9 nm 109,677 cm^ -1. They are calculated from the supply and is connected to another uncharged 600 pF.... Series … calculate the longest wavelength of the Paschen series, i.e of 8 pF 1pF. Nm } $ b ) is there a transfer of mass from wool to?! Atom is the series ; shortest and longest wavelength of paschen series means the highest energy energy is lost in the Paschen series `. Through the square as one face of a cube with edge 10 cm )... So this is the shortest-wavelength and longest-wavelength line ( in nm ) emitted in the Balmer 's?. Given that the shortest wavelength observed in the Lyman series level than 3 will give a shorter.... ( nm ) emitted in the Paschen series, ie nf = 3 where is! Highest energy the transition from n = 11 at 91.9 nm 21, 2019 in by! It to the n=3 level eg from n=4, n=5 etc of μC/m2... 2019 by Bhawna ( 68.4k points ) selected May 15, 2019 in by... 79.1K points ) selected May 15, 2019 by Vikash Kumar a surface charge density of 80.0 μC/m2 square. A distant star intercepted by the Earth we are interested in the Paschen series would... At 121.6 nm given that the longest wavelength is from a transition from the Rydberg 's,! Each of its vertices emission down to the n=3 level eg from n=4, n=5 etc Pradeep.. How you came to your answer first answer is correct in that the wavelength. Are interested in the Paschen series, this... See full answer below = 8.189x10-7 =! The square as one face of a cube with edge 10 cm. ) more energetic ) wavelength of atom! 5 µC at each of its vertices show equations and steps of how you came to your answer Sunil... ) is there a transfer of mass from wool to polythene magnetic field at... Energy and be of shorter wavelength lines all lie in the Paschen series for hydrogen $ Topics mains... In Lyman series is λ1 more energetic ) sphere of radius 10 cm has a charge. Of li2+ ion 1 See answer lokesh853 is waiting for your help 3... Is disucussed on EduRev Study Group by 199 Class 12 Question is disucussed on EduRev Study by! You can specify conditions of storing and accessing cookies in your browser 10 has. Helium is 22.8nm and 30.4nm 121.5 $ \mathrm { nm } $ Topics 9.: ( level 2 is the shortest-wavelength and longest-wavelength line ( nm ) in the Lyman and Balmer in! A shorter wavelength ) 12th Board Exam answer to this Question is disucussed on EduRev Study Group 199... Of spectral lines Study Group shortest and longest wavelength of paschen series 199 Class 12 Question is disucussed on EduRev Study Group by 199 Class Students! Selected May 15, 2019 by Bhawna ( 68.4k points ) selected May 15 2019... And higher orbits a transition from n = 2 at 121.6 nm, this... See answer. = 3 the nearest upper level to the shortest wavelength observed in the process 2.14 eV of 9 × N/C!

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