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JEE Main & Advanced Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank Self Evaluation Test - The s-Block Elements

  • question_answer
    The pair of compounds which cannot exits together in solution is      

    A) \[NaHC{{O}_{3}}\] and \[NaOH\]

    B) \[N{{a}_{2}}C{{O}_{3}}\] and \[NaHC{{O}_{3}}\]

    C) \[N{{a}_{2}}C{{O}_{3}}\] and \[NaOH\]       

    D) \[NaHC{{O}_{3}}\] and \[NaCl\]

    Correct Answer: A

    Solution :

    [a] \[NaHC{{O}_{3}}+NaOH\to N{{a}_{2}}C{{O}_{3}}+{{H}_{2}}O\] (\[NaHC{{O}_{3}}\] is an acidic salt)


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