NEET Sample Paper NEET Sample Test Paper-7

  • question_answer
    The carbide which reacts with water to form ethyne is:

    A)  \[SiC\]                        

    B)  \[A{{l}_{4}}{{C}_{3}}\]

    C)  \[B{{e}_{2}}C\]                   

    D)  \[Ca{{C}_{2}}\]

    Correct Answer: D

    Solution :

    Calcium carbide reacts with water to form ethyne. \[Ca{{C}_{2}}+2{{H}_{2}}O\xrightarrow{{}}Ca{{(OH)}_{2}}+\underset{ethyne}{\mathop{HC\equiv CH}}\,\]


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