In which case there is a change in oxidation number?
(
This question was previously asked in
Shift 30/05/2023 12:00 PM - 2:00 PM
A
Aqueous solution of CrO4 is acidified.
B
SO2 gas is passed through acidified Cr2O7 solution.
C
Cr2O7 solution is made alkaline.
D
CrO2Cl2 is dissolved in NaOH.
Correct Answer
SO2 gas is passed through acidified Cr2O7 solution.
Detailed Explanation
(2) SO2 gas is passed through acidified Cr2O7 solution
Get Dubuddy App
Practice on the go with our mobile app
More CUET Questions
1
Osmotic pressure is the pressure that stops the flow of a solvent and is related to the volume
as:
(
2
The dehydration of alcohol follows the order :
(
3
When phenol is treated with bromine water, the product formed is :
(
4
Answer the question on basis of passage given below :
Vitamins represent a group of organic compounds which are needed in small amount for the healthy growth and maintenance of our body. These are not synthesised by the body and are supplied in the diet. The deficiency of vitamins can be supplemented with medicines.
Which vitamins are water soluble ?
(
Test Series
CUET Subjects
Your CUET Journey Starts with DuBuddy
CUET ki Practice Means DuBuddy Pe Practice