Multiple choice

Which is not a class of element found on the periodic table?

  1. Metal

  2. Nonmetal

  3. Metaloid

  4. Semimetalloids

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

The periodic table classifies elements into three main categories: metals, nonmetals, and metalloids. Semimetalloids is not a recognized term in chemistry, making it the correct answer for what is NOT a class.