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JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Nitrogen Family

  • question_answer
    At high temperature nitrogen combines with calcium carbide \[(Ca{{C}_{2}})\] to give [DPMT 1981, 85; AFMC 1998;  MP PET 2000]

    A) Calcium cyanide

    B) Calcium cyanamide

    C) Calcium carbonate

    D) Calcium nitride

    Correct Answer: B

    Solution :

      \[Ca{{C}_{2}}+{{N}_{2}}\,\underset{6-8\,\text{atm}}{\mathop{\xrightarrow{500-{{600}^{o}}C}}}\,\,CaC{{N}_{2}}+C\]


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