(c) $C_{2}H_{5}NH_{2}\underset{- N_{2}}{\overset{{HNO}_{2}}{\rightarrow}}C_{2}H_{5}OH\overset{PCI_{3}}{\rightarrow}C_{2}H_{5}CI\overset{NH_{3}}{\rightarrow}C_{2}H_{5}NH_{2}$ ethyl amine ethanol ethyl chloride ethyl amine (B) (C)
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.