issb general knowledge MCQ #144

What is the chemical formula of common table salt?

issb general knowledge MCQ #144

  1. Question 1

    Q1. What is the chemical formula of common table salt?

    • A) NaCl
    • B) KCl
    • C) CaCO3
    • D) NaHCO3

    Answer: NaCl

    Explanation: Table salt is sodium chloride with the formula NaCl. It forms when sodium and chlorine combine ionically.