# Organic Compound

Chemistry Level 3

A blackish brown colored solid $$A$$, which is an oxide of manganese, when fused with alkali metal hydroxide and an oxidizing agent such as $$\ce{KNO3}$$, produces a dark green colored compound $$B$$. Compound $$B$$ on disproportionation in neutral and acidic solution gives a purple colored compound $$C$$.

What is the molecular mass of compound $$C$$?

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