Chemistry Past Paper Questions

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Q 1411:Class formula of tertiary alcohol is
A
R-CH2-OH
B
RR'-CH-OH
C
RR'R-C-OH
D
R-O-R
Rawalpindi, 2016
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Q 1412:Coal having 90% carbon contents is called:
A
Peat
B
Lignite
C
Anthracite
D
Bituminous
Rawalpindi, 2016
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Q 1413:Composition of carbon in fuel oil is:
A
C10 to C12
B
C13 to C15
C
C15 to C18
D
C7 to C10
Rawalpindi, 2016
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Q 1414:Conjugate base of sulphuric acid is:
A
HSO-4
B
SO-23
C
SO-24
D
HSO-3
Rawalpindi, 2016
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Q 1415:Deficiency of which vitamin causes night blindness?
A
Vitamin A
B
Vitamin E
C
Vitamin C
D
Vitamin D
Rawalpindi, 2016
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Q 1416:Dehydration of alcohols can be carried out with:
A
NaOH
B
HCl
C
KOH
D
H2SO4
Rawalpindi, 2016
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Q 1417:Actinides belong to which block of the periodic table.
A
s
B
p
C
d
D
f
Rawalpindi, 2016
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Q 1418:Along the period, which one of the following decreases from left to right?
A
Atomic radius
B
Ionization Energy
C
Electron Affinity
D
Electronegativity
Rawalpindi, 2016
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Q 1419:Bond present in molecules is:
A
Ionic
B
Metallic
C
Covalent
D
None of these
Rawalpindi, 2016
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Q 1420:Chemical formula for calcium oxide is
A
CaO2
B
Ca2O
C
Ca3O4
D
CaO
Rawalpindi, 2016
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Total MCQs: 1548Page 142 of 155
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