Question

Determine the potential energy of electron in 2nd bohr's orbit for He+ ion?​

Answer 1

Answer:

E

n

=−

n

2

(218×10

−18

J)Z

2

atom

−1

For He

+

,n=1,Z=2

E

1

=

12

−(2.18×10

−18

J)2

2

=−8.72×10

−18

J

1.602×10

−19

Joule=1eV

−8.72×10

−18

=

1.602×10

−19

J

1

×−8.72×10

−18

JeV

=−5.44×10

−18+19

=−54.4eV