Physical Chemistry
Some Basic Concepts of Chemistry
MCQ (Single Correct Answer)
Chemical Equilibrium
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Inorganic Chemistry
Periodic Table and Periodicity
MCQ (Single Correct Answer)
Chemical Bonding and Molecular Structure
MCQ (Single Correct Answer)
Hydrogen and It's Compounds
MCQ (Single Correct Answer)
d and f Block Elements
MCQ (Single Correct Answer)
Coordination Compounds
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Environmental Chemistry
MCQ (Single Correct Answer)
Organic Chemistry
IUPAC Nomenclatures
MCQ (Single Correct Answer)
General Organic Chemistry
MCQ (Single Correct Answer)
Haloalkanes and Haloarenes
MCQ (Single Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehyde and Ketone
MCQ (Single Correct Answer)
Carboxylic Acids and Its Derivatives
MCQ (Single Correct Answer)
Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
Practical Organic Chemistry
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1
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

Decomposition of hydrogen peroxide can be prevented by adding

A
urea
B
$$\mathrm{MnO}_2$$
C
oxalic acid
D
$$\mathrm{NaOH}$$
2
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

Which of the following statement is incorrect for H$$_2$$O$$_2$$ structure?

A
It has an open book structure.
B
Its dihedral angle is 180$$^\circ$$
C
It O$$-$$O bond length is 145.8 and O$$-$$H is 98.8
D
Angle between both planes is 90.2
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