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Question
Which of the following elements has least number of electrons in its M shell?
Which of the following elements has least number of electrons in its M shell?
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Solution
The correct option is A K
Element Atomic Number Electronic configuration
K 19 2,8,8,1
Ni 28 2,8,16,2
Ti 22 2,8,10,2
V 23 2,8,11,2
Hence K has least number of electrons in M shell.
Element Atomic Number Electronic configuration
K 19 2,8,8,1
Ni 28 2,8,16,2
Ti 22 2,8,10,2
V 23 2,8,11,2
Hence K has least number of electrons in M shell.
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