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Online Tests
9th Class Chemistry Chapter 4 Structure of Molecules English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
H° - H° has ________________ energy.
Choose an answer
Lower
Higher
Medium
Nil
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Question # 2
Ionic compound are ________________ in water.
Choose an answer
insoluble
Soluble
Covalent
Solvent
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Question # 3
............. are sonorous.
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Metals
Solids
Metals
Force
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Question # 4
Which one of the following is an electron deficient molecule?
Choose an answer
HN
3
BF
3
N
2
O
2
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Question # 5
The reaction of ionic compound is very ________________ in solution.
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Slow
Fast
Medium
Nil
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Question # 6
When an electronegative element combines electropositive element the type of bonding is
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covalent
ionic
polar covalent
coordinate covalent
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Question # 7
Which one is not a tetraatomic molecular?
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H2O
H2O2
SO3
BCL3
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Question # 8
Which has metallic bond?
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H
Na
HCI
P
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Question # 9
________________ is triangular in shape.
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BCL3
H2O
CO2
NH3
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Question # 10
Transfer of electrons between atoms results in:
Choose an answer
metallic bonding
ionic bonding
covalent bonding
coordinate covalent bonding
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Question # 11
All metals are solid at ________________ temperature.
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Room
High
Low
None
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Question # 12
A bond formed between two non-metals is expected to be:
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covalent
ionic
coordinate covalent
metallic
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