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The maximum number of elements in third ...

The maximum number of elements in third period is

A

8

B

18

C

32

D

between 8 and18

Text Solution

Verified by Experts

The correct Answer is:
A
Third period involves the filling of 3s and 3p- subshell only and 3d- subshel is filled after 4s- and is included in fourth period.
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