asked 156k views
4 votes
#1: Arsenic is a metalloid. How many valence electrons does arsenic have?

A. 3

B. 4

C. 5

D. 6

asked
User Tomjen
by
8.8k points

2 Answers

5 votes

Answer: It has 5.

Step-by-step explanation:

answered
User Naftali Beder
by
8.4k points
4 votes
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.
answered
User Dezo
by
8.2k points
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