Match List-I with List - II. List-I (Colloid preparation method) List-II (Chemical reaction) A. Hydrolysis 1. 2AuCl3+3‌HCHO+3H2→2‌Au(sol)+3‌HCOOH+6‌HCl B. Reduction 2. As‌O3+3H2S→As2S3(sol)+3H2O C. Oxidation 3. SO2+2H2S→3S(sol)+2H2O D. DoubleDecomposition 4. FeCl+3H2O→Fe(OH)3(sol)+3‌HCl Choose the most appropriate answer from the options given below. A B C D[1 Sep 2021 Shift 2]

Question

Match List-I with List - II.

List-I (Colloid preparation method)	List-II (Chemical reaction)
A. Hydrolysis	1. 2AuCl3+3‌HCHO+3H2→2‌Au(sol)+3‌HCOOH+6‌HCl
B. Reduction	2. As‌O3+3H2S→As2S3(sol)+3H2O
C. Oxidation	3. SO2+2H2S→3S(sol)+2H2O
D. DoubleDecomposition	4. FeCl+3H2O→Fe(OH)3(sol)+3‌HCl

Choose the most appropriate answer from the options given below.
A B C D

[1 Sep 2021 Shift 2]

Accepted Answer

Correct Answer is : A-4, B-1, C-3, D-2

Answer

A-1, B-3, C-2, D-4

Answer

A-4, B-1, C-3, D-2

Answer

A-4, B-2, C-3, D-1

Answer

A-1, B-2, C-4, D-3

JEE Main 1-Sep-2021 Shift 2 Solved Paper