Question

Which of the following is the chemical formula of Glauber’s Salt?
1. C₃H₈O₃
2. FeSO₄.7H₂O
3. MgSO₄.7H₂O
4. Na₂SO₄.10H₂O

Answer 1

Correct Answer - Option 4 : Na₂SO₄.10H₂O

The Correct Answer is Na2SO4.10H2O.

• The Common Name of Glauber's Salt is sodium sulfate decahydrate, Na₂SO₄·10H₂O; it appears as monoclinic white or colourless crystals.
• It effloresces when exposed to reasonably dry air, forming powdery, anhydrous sodium sulphate.
• The salt (from Hungarian spring water) was first developed by Johann Glauber.
• The salt which happens naturally is called mirabilite. Glauber's salt is water-soluble, has a salty, bitter taste, and is frequently used in medicine as a mild laxative; it is often used for colouring.
• Glauber's salt has a molar mass of 322.2 grams per mole.

Chemical Formula	Chemical Compound name and their common name
C3H8O3	Glycerol
FeSO4.7H2O	Green Vitriol
MgSO4.7H2O	Epsom Salt