State of Matter UPSC Questions

Chemistry

State of Matter MCQ Questions


1.
_____ are the forces of attraction and repulsion between interacting particles (atoms and molecules).
A.
Strong nuclear force
B.
Weak nuclear force
C.
Intermolecular forces
D.
None of the above
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ANSWER :
C. Intermolecular forces
2.
The attractive intermolecular forces are known as _____
A.
Van der Waals force
B.
Strong nuclear force
C.
Weak nuclear force
D.
Law of attraction
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ANSWER :
A. Van der Waals force
3.
The attractive forces between an ion and a dipole are known as _____
A.
Van der Waals force
B.
Ion-dipole force
C.
Weak nuclear force
D.
Strong nuclear force
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ANSWER :
B. Ion-dipole force
4.
Atoms and nonpolar molecules are electrically symmetrical and have no dipole moment because their electronic charge cloud is _____ distributed
A.
Tightly
B.
Spatially
C.
Asymmetrically
D.
Symmetrically
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ANSWER :
D. Symmetrically
5.
What is the force of attraction between two temporary dipoles called as?
A.
London force
B.
Dispersion force
C.
Both a and b
D.
German force
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ANSWER :
C. Both a and b
6.
The ends of the dipole possess _____
A.
Partial charges
B.
Spatial charges
C.
Tightened charges
D.
None of the above
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ANSWER :
A. Partial charges