Multiple choice

Pesticides are used for controlling & destroying a particular target pest. Among the following sodium salts which one is used as a pesticide?

  1. Sodium azide

  2. Sodium arsenite

  3. Sodium amide

  4. Sodium chlorite

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sodium arsenite is a compound with formula NaAsO2. It is the sodium salt of arsenous acid. It is a crystalline solid consisting of sodium cations, Na+ and catena-arsenite anions, [AsO2]nn, which are infinite -O-As(=O)- chains, similar in structure to selenium dioxide, SeO2. It is a pesticide.