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      Question

      Which of the following is NOT a

      base?
      A KOH Correct Answer Incorrect Answer
      B NHโ‚„ OH Correct Answer Incorrect Answer
      C NaOH Correct Answer Incorrect Answer
      D Cโ‚‚Hโ‚… OH Correct Answer Incorrect Answer

      Solution

      Among the given options, Cโ‚‚Hโ‚…OH (ethanol) is NOT a base.ย  The other substances are bases: KOH- (potassium hydroxide) is a strong base. NHโ‚„OH -(ammonium hydroxide) is a weak base. NaOH- (sodium hydroxide) is a strong base.

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