JEE Main 2014 · 6 Apr · Shift 1 · Chemistry Q54

ChemistrySingle correct+4 / -1Question 54 of 90

The major organic compound formed by the reaction of 1, 1, 1- trichloroethane with silver powder is :

Acetylene

Ethene

2 - Butyne

2 - Butene

Answer and worked solution

Official answer: C

Silver removes the three Cl atoms from $\ce{CH3CCl3}$ . Two $\ce{CH3C}$ units couple to give $\ce{CH3C#CCH3}$ , 2-butyne.

JEE Main 2014 · 6 Apr · Shift 1, Chemistry question 54