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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
The bound between ionic compound is ............ .
Choose an answer
Covalent
Co-ordinate
Ionic
Nil
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Question # 2
An atom having six electrons in its achieve noble electronic configuration by:
Choose an answer
gaining one electron
losing all electrons
gaining two electrons
losing two electrons
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Question # 3
Which molecules is donor in nature?
Choose an answer
H
2
NH
3
O
2
HF
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Question # 4
________________ in linear in shape.
Choose an answer
CO+
CO2
H2O
NH3
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Question # 5
..................... is property of metals.
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Gases
Lustrous
Solids
Nil
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Question # 6
Which is an acceptor molecule/ion?
Choose an answer
N
2
O
2
H
+
CH
4
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Question # 7
Identify when pair has polar covalent bonds:
Choose an answer
O
2
and Cl
2
H
2
O and N
2
H
2
O and C
2
H
2
H
2
O and HCI
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Question # 8
Ionic compound are ________________ in water.
Choose an answer
insoluble
Soluble
Covalent
Solvent
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Question # 9
Every system in the universe tends to lower its energy to attain ________________
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Freedom
Flow
Stability
Nil
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Question # 10
Which is a polar molecule?
Choose an answer
HCI
H
2
CI
2
O
2
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Question # 11
H8+ _ Cl8- , the charge on H is.
Choose an answer
_
+
Neutral
Nil
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Question # 12
________________ observed that formation of covalent bonds.
Choose an answer
Rutherford
G.N Lewis
Both a and b
Bohar's
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Question # 13
In ionic bond complete ________________ of electrons occurs.
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Paring
Sharing
Transfer
None
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Question # 14
The property of being polar in nature is called:
Choose an answer
Polarity
Chemistry
Both
Nil
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Question # 15
It is an ionic compound
Choose an answer
H2O
NaCI
CH4
HF
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Question # 16
________________ are formed from chemical reactions.
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Elements
Mixture
Substance
Nil
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Question # 17
________________ is triangular in shape.
Choose an answer
BCL3
H2O
CO2
NH3
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