Chemistry Past Paper Questions

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Q 1121:A disease hat cause bone and tooth damage is.
A
Hepatitis
B
Fluorosis
C
Cholera
D
Jaundice
Sargodha, 2017
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Q 1122:Alkenes are also known as:
A
Halogens
B
Paraffins
C
Olefins
D
Acetylene
Sargodha, 2017
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Q 1123:Coal having 90% carbon content is called:
A
Peat
B
Lignite
C
Anthracite
D
Bituminous
Sargodha, 2017
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Q 1124:Depending upon temperature, atmosphere is divided into how many regions.
A
One
B
Two
C
Three
D
Four
Sargodha, 2017
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Q 1125:For the given reaction, which expression is correct for equilibrium constant? N2 + 3H2 ⇌ 2NH3
A
[N2][H2]3
B
[NH3]2
C
[N2][H2]3/[NH3]2
D
[NH3]2/[N2][H2]3
Sargodha, 2017
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Q 1126:Depositing one metal over the other by the means of electrolysis is:
A
Corrosion
B
Reduction
C
Oxidation
D
Electroplating
Sargodha, 2017
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Q 1127:Electrochemistry is branch of chemistry which deals with the relationship between:
A
Carbon and its compounds
B
Solute and solutions
C
Electricity and chemical reaction
D
Metals and non-metals
Sargodha, 2017
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Q 1128:Atmospheric pressure is measured by:
A
Thermometer
B
Barometer
C
Manometer
D
Kelvin Scale
Sargodha, 2017
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Q 1129:Atomic number of oxygen is:
A
6
B
9
C
8
D
10
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Q 1130:A bond formed between two non-metals is expected to be:
A
Covalent
B
Ionic
C
Coordinate Covalent
D
Metallic
Sargodha, 2017
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Total MCQs: 1548Page 113 of 155
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