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MDCAT Chemistry Chapter 10 Chemical bonding Online Test MCQs With Answers
Question # 1
Which of the following are not known to form compounds in more than one oxidation state?
Choose an answer
Transition metals
Halogens
Alkali metals
Noble gases
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Question # 2
What is the formula of dolomite?
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CaMg3 (SiO3)4
MgCO3
MgCO3.CaCO3,
MgSO4
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Question # 3
Which of the following configurations corresponds to alkaline earth metals?
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[Ar] 3d10, 4s2
[Ne] 3d2, 3p2
[Ar] 4s2
[Ar], 3d10, 4s1
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Question # 4
One of the following does not give the flame test. Which is that
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Sr
Bа
Be
Na
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Question # 5
Elements of group IV-A are
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neither strongly electropositive nor strongly electronegative
strongly electropositive
strongly electronegative
none of these
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Question # 6
Which one of the following elements is not an alkali metal?
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Na
Sr
Cs
Rb
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Question # 7
Which noble gas is used in mixture used for breathing by divers?
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Ge
Ar
Kr
He
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Question # 8
Which is the least reactive of all the alkali metals
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Li
Na
K
Cs
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Question # 9
Which one of the following doesn't exhibit allotropy?
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Bi
As
N
P
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Question # 10
The general electronic configuration of group IV-A elements is
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ns2, np6
ns2, np4
ns2, np3
ns2, np2
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Question # 11
Which element of group V-A and VII-A does not use d-orbital?
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Nitrogen
Sulphur
Arsenic
Chlorine
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