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PPSC Chemistry Part III Inorganic Chemistry Online Test MCQs With Answers
Question # 1
H2SO4 is manufactured by
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The lead chamber process
The contact process
Both A and B
The Ostwald's process
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Question # 2
Strongest inter molecular hydrogen bond is formed in
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H2O
NH3
HF
H2S
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Question # 3
Which one of the following statements is not true.
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Transition metals form alloys
Transition metals form complexes
Zn, Cd and Hg are transition metals
K2[PtCl6] is a well known compound but corresponding nikel compound is not knonwn
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Question # 4
The correct order of reactivity among I , Ii, and III IS.
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i > ii >iii
i > iii > ii
II > III > I
III > II > I
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Question # 5
A
o
or 10 Dq is called crystal field.
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Energy
Splitting energy
Stabilization energy
None of above
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Question # 6
Mangalium is an alloy of.
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Al + Mg
Mg + Ai + Mn
Mg + Ai + Cu
Mg + Ai + Cu + Mn
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Question # 7
Metal are generally elements
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Electronegative
Electropositive
Neutral
None of the above
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Question # 8
Which of the following is not alloy of aluminium.
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Aluminium bronze
Magnalum
Duralumin
Stellite
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Question # 9
XeF4 is obtained, when a mixture of Xenon and fluorine in the ratio is heated in a nickle vessel at 400
o
C
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1 : 3
5 :1
1 :20
1 :5
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Question # 10
A combination of atomic orbitals produces a large number of closely special energy states brown as.
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Packet of energy
Band of energy
Botha a and b
None of the above
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Question # 11
The oxidation number Xe in XeOF2 is
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0
+2
+4
+3
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Question # 12
Lime water is an aqueous solution of.
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MgSO4
Ca (OH)2
CaCO3
CaSO4
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Question # 13
A colorless gas with pleasant odour and sweet taste.
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N2O
N2O3
NO
N2O4
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Question # 14
Alumina is not used as
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Refractory material
A medium in chromatography
An abrasive
A White pigment
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Question # 15
Hybridization involves.
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Orbitals of same atom with slightly different energies.
Orbitals of different atoms, but with equal energies.
Orbitals of the same atom but with widely different energies.
Orbitals of different atoms with different energies.
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Question # 16
Which of the following exists as polymeric chains in solid state.
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Sr Cl2
Ba Cl2
MgCl2
BeCl2
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Question # 17
Which of the following statement is not true for carbon.
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Its forms compounds with multiple bonds
Its ionization energy is very high
It undergoes catanation
It shows inert pair effect
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Question # 18
Ammonia is utilized for
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Manufacture of urea
Oxidation to nitric acid
Manufacture of ammonium sulphate
All above
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Question # 19
H2SO4 acts as gent
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Reducing
Oxidizing
Both A and B
None of above
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Question # 20
Electronegativity of oxygen is.
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2,5
3,5
2,4
2.1
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Question # 21
Which among the following hydride is ionic in nature.
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Ammonia
Protium oxide
Calcium hydride
Sulphane
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