Question

The element having outer electronic configuration (n-1)d^2 na^2for n=4 belong to
of the periodic table
(1) Group 4, period 3
(2) Group 12, period 4
(3) Group 4, period 4
Group 3, period 3

Answer 1

Answer:

(3) Group 4, period 4

Step-by-step explanation:

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