1
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Cerium (IV) has a noble gas configuration. Which of the following is correct statement about it?

A
It will not prefer to undergo redox reactions.
B
It will prefer to gain electron and act as an oxidizing agent.
C
It will prefer to give away an electron and behave as reducing agent.
D
It acts as both, oxidizing and reducing agent.
2
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Among the following, which is the strongest oxidizing agent?

A
Mn3+
B
Fe3+
C
Ti3+
D
Cr3+
3
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The eutrophication of water body results in :

A
loss of Biodiversity.
B
breakdown of organic matter.
C
increase in biodiversity.
D
decrease in BOD.
4
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Phenol on reaction with dilute nitric acid, gives two products. Which method will be most efficient for large scale separation?

A
Chromatographic separation
B
Fractional Crystallisation
C
Steam distillation
D
Sublimation
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