Question

    Which of the following is NOT a

    base?
    A KOH Correct Answer Incorrect Answer
    B NH₄ OH Correct Answer Incorrect Answer
    C NaOH Correct Answer Incorrect Answer
    D C₂H₅ OH Correct Answer Incorrect Answer

    Solution

    Among the given options, C₂H₅OH (ethanol) is NOT a base.  The other substances are bases: KOH- (potassium hydroxide) is a strong base. NH₄OH -(ammonium hydroxide) is a weak base. NaOH- (sodium hydroxide) is a strong base.

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