JCECE Medical JCECE Medical Solved Paper-2005

  • question_answer
    An example of a polar covalent compound is:

    A)  \[KCl\]

    B) \[NaCl\]

    C)  \[CC{{l}_{4}}\]

    D) \[HCl\]

    Correct Answer: D

    Solution :

     Key Idea: Bond is ionic when difference between electronegativity of elements is more than 1.8, if less it is covalent bond. [a] KCl-ionic bond [b] NaCl-ionic bond [c] \[CC{{l}_{4}}-\]covalent bond [d] HCl-polar covalent bond.


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