Which elements of group `15` are metalloids ?A. NB. AsC. SbD. Bi – InterviewSolution

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1.	Which elements of group `15` are metalloids ?A. NB. AsC. SbD. Bi
Answer» Correct Answer - B::C A strong continuous layer of oxide is formed on `Fe, Cr` and `Al` when they react with `conc HNO_3`, hence they become passive.

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