1.

Match the complex with its oxidation state of central metal `{:(" Column I"," Column II"),("(A) Chromyl chloride test","(p) "S^(2-)),("(B) Ring test","(q) "NO_(3)^(-)),("(C) Smell of vinegar","(r) "CH_(3)COO^(-)),("(D) Smell of rotten eggs","(s) "Cl^(-)):}`

Answer» Correct Answer - A(s), B(q), C(r), D(p)


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