Few general names are given along with their valence shell configurations. Mark the incorrect name.

Question

Few general names are given along with their valence shell configurations. Mark the incorrect name. (A) ns2 np6 - Noble gases (B) ns2 np5 - Halogens (C) ns1 - Alkali metals (D) ns2 np2 - Chalcogens

Tardigrade Admin · Accepted Answer

ns2 np2 are members of carbon family. Chalcogens is the general name of 16th group elements.

Q. Few general names are given along with their valence shell configurations. Mark the incorrect name.

$n s^{2} n p^{6}$ - Noble gases

$n s^{2} n p^{5}$ - Halogens

$n s^{1}$ - Alkali metals

$n s^{2} n p^{2}$ - Chalcogens

$n s^{2} n p^{2}$ are members of carbon family. Chalcogens is the general name of 16th group elements.

Q. Few general names are given along with their valence shell configurations. Mark the incorrect name.

ns2np6 - Noble gases

ns2np5 - Halogens

ns1 - Alkali metals

ns2np2 - Chalcogens

ns2np2 are members of carbon family. Chalcogens is the general name of 16th group elements.

$n s^{2} n p^{6}$ - Noble gases

$n s^{2} n p^{5}$ - Halogens

$n s^{1}$ - Alkali metals

$n s^{2} n p^{2}$ - Chalcogens

$n s^{2} n p^{2}$ are members of carbon family. Chalcogens is the general name of 16th group elements.