Chemistry Past Paper Questions

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Q 361:The value of Kc depends upon:
A
Pressure
B
Volume
C
Temperature
D
Density
Sargodha, 2019
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Q 362:When the magnitude of Kc is very small it indicates:
A
Equilibrium will never establish
B
All reactant will be converted to products
C
Reactions will go to completion
D
The amount of products in negligible
Sargodha, 2019
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Q 363:Which ion is the conjugate base of sulphuric acid?
A
SO42-
B
S2-
C
HSO3-
D
HSO4-
Sargodha, 2019
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Q 364:Which of the following is the hardest coal?
A
Peat
B
Lignite
C
Bituminous
D
Anthracite
Sargodha, 2019
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Q 365:Which of the following is the mixture of Stainless steel:
A
Zn + Cr + Fe
B
Ni + Cr + Fe
C
Co + Cr + Fe
D
Co + Ni + Cr
Sargodha, 2019
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Q 366:Which of the following metal is heaviest?
A
Osmium
B
Platinum
C
Uranium
D
Cesium
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Q 367:Which of the following is crystalline solid:
A
Diamond
B
Plastic
C
Rubber
D
Glass
Sargodha, 2019
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Q 368:Tyndall effect is shown by:
A
Sugar Solution
B
Paints
C
Jelly
D
Chalk Solution
Sargodha, 2019
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Q 369:The oxidation number of chlorine in KClO3 is:
A
+5
B
+6
C
+7
D
+8
Sargodha, 2019
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Q 370:The oxidation number of Sulphur in H2SO4 is:
A
+2
B
+4
C
+6
D
+7
Sargodha, 2019
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Total MCQs: 1548Page 37 of 155
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