ganmiri3ti3sh ganmiri3ti3sh

08-11-2016
Chemistry

Answered

#1: Arsenic is a metalloid. How many valence electrons does arsenic have?

A3

B4

C5

D6

Verified Answer :

Edufirst Edufirst

10-11-2016

Arsenic, As belongs to group 15 (formerly group 5A).

The number of valence electrons is given by the last digit in the number of the group, i.e. 5. Then the answer is the option C. 5.

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