Q.
The reagents used in proper sequence are
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a
NaNO2 + H2SO4 / 273K, Cu2I2
b
NaNO2 + HCl / 278K, Cu/HI
c
NaNO2 + HCl / 273K, KI
d
HNO3/273K, Cu2I2
answer is C.
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Detailed Solution
NaNO2 + HCl / 273K – 278K produces HNO2 in situation. It converts 10 aryl amine to Benzene diazonium chloride.
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