Which of the following hydroxides is not readily soluble in water?

Chemistry WAEC 2020

Which of the following hydroxides is not readily soluble in water?

  • NH\(_4\)OH
  • Ca(OH)\(_2\) checkmark
  • NaOH
  • KOH

The correct answer is: B

Explanation

-The hydroxides of sodium, potassium, and ammonium are very soluble in water. The hydroxides of calcium and barium are moderately soluble. 

 

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