Multiple choice

A carcinogen is a cancer causing agent. Among the following --------------- is a carcinogen.

  1. potassium chromate

  2. potassium citrate

  3. potassium cyanate

  4. potassium ferrate

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

Potassium chromate (K2CrO4) is a yellow chemical indicator used for identifying concentrations of chloride ions in a salt solution with silver nitrate. It is a carcinogen and can cause cancer on inhalation.