Question

the energy of electron in the 1st orbit of hydrogen atom is​

Answer 1

Answer:

-871.6*10-20j (ans....)

Explanation:

plss follow me...

Answer 2

Answer:

-13.6 eV

Explanation:

The energy of an electron is Bohr's orbit of hydrogen atom is given by

E

n

=

n

2

h

2

(4πε

0

)

2

2π

2

me

4

Z

4

=−13.6

n

2

Z

2

eV

But for hydrogen Z=1 thus,

E

n

=

n

2

−13.6

eV

The energies of electrons in Bohr's orbit of hydrogen atom expressed in eV is

(1)

2

−13.6

=−13.6eV