Question

The outer shell of the atoms in Group D...

A) need 1 more electron to be full

B) are half full

C) are empty

D) are full

Answer 1

Answer:

Outer shell is full

Explanation:

The elements represented by the group D are noble gases.

Noble gases have fully filled outer electronic configuration.

He=$1s^2$

Ne=$1s^22s^2 2p^6$

Ar=$1s^22s^2 2p^63s^2 3p^6$

Kr=$1s^22s^2 2p^63s^2 3p^63d^{10}  4s^2 4p^6$

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