NEET 2019 Model Question Paper 1

Question : 180 of 180

Marks: +1, -0

Which of the following elements has least number of electrons in its ‘M’ shell?

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Element	Number of electrons in ‘M’ Shell
K	8,3s23p6
Mn	13,3s23p63d5
Ni	16,3s23p63d8
Sc	9,3s23p63d1