The pH of a salt used to make tasty and crispy pakoras is 14

Acids, Bases and Salts (10)

The pH of a salt used to make tasty and crispy pakoras is 14. Identify the salt and write a chemical equation for its formation. List its two uses.

Answer

NaHCO3 (Sodium Hydrogen Carbonate / Sodium Bicarbonate)

NaCl + H2O + CO2 + NH3 → NH4Cl + NaHCO3

Uses

  • For making baking powder
  • As ingredient of antacid
  • Soda-acid fire extinguishers
Exam Year: 2018