Multiple choice

Which of the following is not used as a drying agent?

  1. Conc H2SO4

  2. Solid NaCl

  3. Anhy CaCl2

  4. CaO

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

Solid NaCl is a norml salt. Salts which produce one simple cation and one simple anion in aqueous solution  are called normal salts.The ions present in simple salt can be tested easily.