Physical Chemistry
Some Basic Concepts of Chemistry
MCQ (Single Correct Answer)
Chemical Equilibrium
MCQ (Single Correct Answer)
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
MCQ (Single Correct Answer)
1
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

The vacant space in bcc lattice cell is

A
26%
B
48%
C
23%
D
32%
2
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behaviour is that, graphite

A
has molecules of variable molecular masses like polymers.
B
has carbon atoms arranged in large plates of rings of strongly bound carbon atoms with weak interplate bonds.
C
is a non-crystalline substance.
D
is an allotropic form of carbon.
COMEDK Subjects