Everyday Science MCQs

5120 MCQs  (Page 175 of 512)

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2-propanol and 1-propanol show the isomerism________________?
A. Metamerism
B. Functional group isomerism
C. Geometric isomerism
D. Position isomerism
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In sp3 hybridization the expected geometry of molecules will be__________________?
A. Square planar
B. Trigonal pyramidal
C. Tetrahedral
D. Linear
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In cyano group the carbon atom shows which kind of hybridization___________________?
A. Sp2
B. Sp
C. Sp3
D. None of the above
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the fractional distillation of petroleum produces gasoline up to ________________?
A. 10%
B. 15%
C. 20%
D. 30%
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Which is not heterocyclic compound _______________?
A. Furan
B. Thiophene
C. Aniline
D. Pyridine
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Which one is not state function ________________?
A. Internal energy
B. Enthalpy
C. Gibbs free energy
D. Work
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If internal energy of the system is increased ____________________?
A. Change in state of the system is increased
B. Temperature of the ystem may rise
C. Chemical reaction may take place
D. All
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A reaction has values of ?H and ?S which are both positive. The reaction __________________?
A. Is spontaneous
B. Spontaneity is temperature dependent
C. Has an increasing free energy
D. Is non-spontaneous
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The environment in which a system is studied is __________________?
A. State function
B. Phase
C. Surrounding
D. State
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Anything which depends upon initial and final state of a system is_______________?
A. Environment
B. Surrounding
C. State function
D. Enthalpy
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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