It is found that v forms a double salt isomorphous with Mohr's salt. The oxidation number of V in this compound is:

(a) +3

(b) +2

(c) +4

(d) -4

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#2 | Oxidising & Reducing Agent
#6 | Balancing of Equation by suing n Factor

Concept Questions :-

Oxidation & Reducing Agents (Oxidation No)
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