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) 24th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Metals generally melt at very high temperature. Amongst the following, the metal with the highest melting point will be

A
Hg
B
Ag
C
Ga
D
Cs
4
JEE Main 2021 (Online) 31st August Evening Shift
MCQ (Single Correct Answer)
+4
-1
The deposition of X and Y on ground surfaces is referred as wet and dry depositions, respectively. X and Y are :
A
X = Ammonium salts, Y = CO2
B
X = SO2, Y = Ammonium salts
C
X = Ammonium salts, Y = SO2
D
X = CO2, Y = SO2
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