JEE Main 2014 · 19 Apr · Shift 1 · Chemistry Q55

← JEE Main 2014 · 19 Apr · Shift 1

ChemistrySingle correct+4 / -1Question 55 of 90

The final product formed when Methyl amine is treated with $\ce{NaNO2}$ and HCl is :

Diazomethane

Methylalcohol

Methylcyanide

Nitromethane

Answer and worked solution

Official answer: B

Primary aliphatic amines with $\ce{HNO2}$ give an unstable diazonium ion. It loses $\ce{N2}$ and the carbocation is captured by water:
$\ce{CH3NH2 ->[NaNO2/HCl] CH3OH + N2}.$

Topics:Amines

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JEE Main 2014 · 19 Apr · Shift 1, Chemistry question 55