## Answers

eN n2 + E 61626x1039 Eney ay of with energy level in Hydrogen atom- Ene - 13.6 Electron makes transition from ps4 to na ® Enej ay diffeyence between two energens Level mag and no2, 2 E4-E2 - 13.6 13.61 =(& 13:29 -0.85 +3.49 en -2.55 en 2 Energy the emitted photon in this transition AU & 2.55 ev E: 2055 en 3) wamelength of photon he hoe 6.626 x 10 TABX * 10 d her 2:55 xk6n151gm heploma coms font olo z 98620) * 10 Ce speed of ugnt 'm 2 48620) revelo6x1099 Arequency of emitted photom 3*108 HE 48620 X 10 to 6.17 x 1014 He Momentum & we know de brooglie wawe length form photon micro seppie par de h pe momentem of Р the particle 486 211510 kg-m/s kg. m/s > 1:36341827 485 nm 500mm mane length of Phorong z: 1864 48620) 2486.2) mm which lies in the mange wóvelength of ronge foro cyan 4485-500) mm so colom of this photoms cyan speed of electron fion nth energy Level Vm 2 CHR atom) zfonh lee charge of Here n=2 electron ... N22 EB x 29 en (1.6x15192 2885% 1612 26.626151 100g4x108 m/s ms 2 (6) Radius of nith orbit in H2 atom of Pn= 0.53m2 Here naz Ara 0.534 22 A 20.53 x 4 2012 mNm (113) Lineay momen tum of the electrom in nth state = (wine speed of electron in nth state) N2 2 1094x100m m = golx1091 kg ~ momentum of the electron in and energy Level pe 9.1x1031m 1.094*186 g. 966 x 10 kg-m/s (Puy Angwar momenteam Angulam momentum of electron fon nth energy Level 25 Lna miera nh 27 Bhor's Ista pastulate m22 22 e 261626x1034 243.14 met L2 = 2011 x 1534 kgr.mz Kinetre energy of electroon in with energy Levels Kne 8 Go 2 n2n2 9.4X103) (16*151901 8*(8.85* 15/33 234(6626% 224(6:626x153472 5145x10 5 45 4519 =16*1095 Kze 19 J I lov 1.681019 3.4 en 2 (vi) Total energy of electroom Im noth energy Level Hoje n=2 - 13.6 en n2 E2= 13.6 22 .304 en en 2 vii) pe émoglie wowelength of eletroom h pa momentum Р bar from parrot (ing we hang Linear momentum pe 9.9664 1825 kg-m/ 61 62 64 1034 m 9.9 66 x 1025 6.65 x 10 10 m = 6.65 Scanned with CamScanner

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