Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

General Knowledge

Topic

Chemistry

Question:

Which of the following compound does not contain water molecules of hydration?

Options:

Blue vitriol

Washing soda

Gypsum

Baking soda

Correct Answer:

Baking soda

Explanation:

The correct answer is option 4. Baking soda.

Compound

Chemical formula
Blue vitriol  CuSO4.5H2O
Washing soda  Na2CO3.10H2O
Gypsum CaSO4.2H2O
Baking soda NaHCO3

Baking soda does not contain water molecules of hydration.