Column-I (A) Electron moving in 2nd orbit in He ^(+) electron is (B) Electron moving in 3 ^(rd) orbit in H-atom (C ) Electron moving in 1 ^(st) orbit in Li ^(+2) ion (D) Electron moving in 2 ^(nd) orbit in Be^(+3) ion Column-II (P) Radius of orbit in which moving is 0.529Å (Q) Total enrgy of electron is (-) 13.6 xx 9 eV (R) Velocity of electronis (2. 188 xx 10 ^(6))/(3)m//s (S) De-broglie wavelength of electron is sqrt((150)/(13.6))Å

Column-I (A) Electron moving in 2nd orbit in He ^(+) electron is (B)

1.	Column-I (A) Electron moving in 2nd orbit in He ^(+) electron is (B) Electron moving in 3 ^(rd) orbit in H-atom (C ) Electron moving in 1 ^(st) orbit in Li ^(+2) ion (D) Electron moving in 2 ^(nd) orbit in Be^(+3) ion Column-II (P) Radius of orbit in which moving is 0.529Å (Q) Total enrgy of electron is (-) 13.6 xx 9 eV (R) Velocity of electronis (2. 188 xx 10 ^(6))/(3)m//s (S) De-broglie wavelength of electron is sqrt((150)/(13.6))Å
Answer» ANSWER :`A-s;B-r;C-Q;D-P`