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Online Tests
Chemistry Fsc Part 1 Online Test MCQs With Answers
Question # 1
A solution of glucose is 10% to volume in which 1 g mole of it is dissolved will be
Choose an answer
1 dm
3
1.8 dm
3
200 cm
3
900 cm
3
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Question # 2
The cathodic reaction in the electrolysis of dil H2SO4, with pt electrode sis.
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Reduction
Oxidation
Both oxidation and reduction
Neither oxidation nor reduction
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Question # 3
In Daniel cell, if salt bridge is removed between the two half cells, the voltage.
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Drops to zero
Does not changes
Increases gradually
Increases rapidly
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Question # 4
the substance which increase the rate of reaction but remains unchanged at the end of the reaction is called.
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Indicator
Promoter
Catalyst
Activated complex
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Question # 5
When concentration of one product is removed at equilibrium stage, in which direction it moves to reestablish equilibrium.
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Forward
Reverse
Neither forward nor reverse
Equally move in both direction
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Question # 6
Alkali and alkaline earth metal are usually obtained by
Choose an answer
Decomposition of their carbonates
By heating their hydroxide
electrolysis of molten metal oxides
Electrolysis of molten metal halides
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Question # 7
The concept of distribution of velocities among the gas molecules was given by.
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Clausius
Mexwell
Boltzmann
Vander waal
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Question # 8
The smallest collection of ions in an ionic compound is called.
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Formula unit
Chemical formula
Formula mass
Molecular formula
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Question # 9
How many sigma and pi bonds are present in C2H2.
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one sigma and two pi
two pi and one sigma
Two pi and three sigma
Three pi and two sigma
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Question # 10
The unit of mole fraction is
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Moles dm
-3
Moles kg
-1
Gram dm
-3
None
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Question # 11
The cathodic reaction in the electrolysis of dil H2SO4 with Pt electrodes is.
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Reduction
Oxidation
Both oxidation or reduction
Neither oxidation nor raduction
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Question # 12
The liquid pair which is not completely miscible is
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CH
3
OH and water
Alcohol and water
Phenol and water
Benzene and toluene
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Question # 13
Which substance have delta E = Delta H and no pressure - volume work.
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Liquids only
Solids only
Gases only
Liquids and solids
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Question # 14
Glucose can be converted into ethanol by an enzyme.
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Lipase
Zymase
Sucrose
Urease
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Question # 15
Which of the following molecules have unpaired electrons is the bonding molecular orbitals.
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N2
O2
B2
F2
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Question # 16
The gain of electron is known as.
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Oxidation
Reduction
Dehydration
Dehydrogenation
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Question # 17
Which of the following has linear structure.
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CO2
NH3
CH4
H2O
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