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NEET Sample Paper NEET Sample Test Paper-77

  • question_answer
    A compound A is obtained by reaction between first member of 1st group element and lightest element of periodic table, then correct statement about compound A is

    A)  A is acidic in nature       

    B)  A is basic in nature

    C)  A is amphoteric in nature                       

    D)  A turns blue litmus paper red

    Correct Answer: B

    Solution :

    Lightest element of periodic table = H First member of 1st group of periodic table = Li \[\operatorname{Compound} = LiH\] Metal hydrides donates \[{{H}^{\Theta }}\] ion, hence act as a base.


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