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How many electron in an atom with atom...

How many electron in an atom with atomic number `105` can have `(n + l) = 8` ?

A

30

B

17

C

15

D

Unpredictable

Text Solution

Verified by Experts

The correct Answer is:
B
`5f^(14),6a^(3) rArr 17:e^(-)`
`5f^(14)= (n + 1) = 5 + 3 = 8`
`6d^(3) = (n + 1) = 6 + 2 = 8`
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