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For which of the following sets of four quantum numbers, an electron will have the highest energy?

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in Structure of Atom by (75.3k points)
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For which of the following sets of four quantum numbers, an electron will have the highest energy?

n l m s
(a) 3 2 1 +1/2
(b) 4 2 -1 +1/2
(c) 4 1 0 -1/2
(d) 5 0 0 -1/2

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1 Answer

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Best answer

The correct option is : (b)

n l m s
(b) 4 2 -1 +1/2

Explanation:

Energy of electron depends on the value of (n + l).The subshell are 3d, 4d, 4p and 5s, 4d has highest energy.

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