# NEET Chemistry Classification of Elements and Periodicity Questions Solved

A compound contains three elements A, B and C, if the oxidation number of A =+2, B =+5 and C =-2, the possible formula of the compound is :

(a) ${A}_{3}{\left({B}_{4}C\right)}_{2}$                                  (b) ${A}_{3}{\left(B{C}_{4}\right)}_{2}$

(c) ${A}_{2}{\left(B{C}_{3}\right)}_{2}$                                  (d) $AB{C}_{2}$

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