An organic compound is heated with Na2O2. Now fused mixture is boiled with conc. HNO3 and ammonium molybdate. On cooling we get yellow colour or ppt. It indicates the presence of :
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a
N
b
S
c
P
d
I
answer is C.
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Detailed Solution
P of compound→ΔNa2O2Na3PO4Na3PO4+3HNO3⟶H3PO4+3NaNO3H3PO4+21HNO3+12NH42MoO4Amm. Molybdate→NH43PO4.12MoO3Yellow ppt.+21NH4NO3+12H2O