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Byju's Answer
Standard XII
Chemistry
Aufbau Principle
4d, 5p, 5f an...
Question
4
d
,
5
p
,
5
f
and
6
p
orbitals are arranged in the order of decreasing energy. The correct order is:
A
5
f
>
6
p
>
5
p
>
4
d
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B
6
p
>
5
f
>
5
p
>
4
d
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C
6
p
>
5
f
>
4
d
>
5
p
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D
5
f
>
6
p
>
4
d
>
5
p
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Solution
The correct option is
A
5
f
>
6
p
>
5
p
>
4
d
The (n + l) values are given below,
4
d
= 4 + 2 = 6
5
p
= 5 + 1 = 6
5
f
= 5 + 3 = 8
6
p
= 6 + 1 = 7
The correct order of energy would be:
5f > 6p > 5p > 4d
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