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JEEMAIN and NEET
>>
Chemistry
>>
Atomic Structure
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Q)
The energy E for an electron in H atom is
21.7
×
10
−
12
h
2
erg.Calculate the energy required to remove electron completely from
n
=
2
orbit.Also calculate the longest wavelength of light that can be used to cause this transition.
(
a
)
4367.4
A
∘
(
b
)
3263
A
∘
(
c
)
3663.6
A
∘
(
d
)
2348.1
A
∘
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