Which of the following compounds will form a solution if exposed to air?

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Chemistry JAMB 1978

Which of the following compounds will form a solution if exposed to air?

  • Na2CO3.10H2O
  • NaNO3
  • CuSO4
  • CaCl2 checkmark
  • Na2SO4.10H2O

The correct answer is: D

Explanation

Calcium chloride is a deliquescent substance. It attracts water from the atmosphere and then forms a solution.

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