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Which of the following is a deliquescent compound?

Chemistry
JAMB 2011

Which of the following is a deliquescent compound?

  • A. NaNO3
  • B. CaCl2
  • C. CuO
  • D. Na2CO3.10H2O
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Correct Answer: Option B
Explanation
  • Deliquescent substances are referred to known as those substances which absorbs moisture from the surrounding and dissolves themselves with the moisture or water to form a solution.
  • Examples are sodium hydroxide(NaOH), calcium chloride(CaCl2), potassium hydroxide(KOH), ammonium chloride(NH4Cl) , etc

There is an explanation video available below.

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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free