D&F_JEE-Main_24-1-23_S2 - Competishun – Live JEE & NEET Courses and Exam Prep

JEE MAIN 2023

24-01-23 S2

Question

$\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7$ paper acidified with dilute $\mathrm{H}_2 \mathrm{SO}_4$ turns green when exposed to

Select the correct option:

A

Carbon dioxide

B

Sulphur trioxide

C

Hydrogen sulphide

D

Sulphur dioxide

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Chemistry

Easy

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