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9th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
_________ shells of noble gases is complete.
Choose an answer
Outer most
2
1
Nil
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Question # 2
The maximum no.of electrons that can be accommodated in M shell are
Choose an answer
2
8
18
32
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Question # 3
Carbon exists in ________________ allotropic forms.
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1
2
3
4
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Question # 4
There are _________ types of bonds.
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1
2
3
4
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Question # 5
All are noble metals except:
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Silver
Gold
Hydrogen
Platinum
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Question # 6
The no.of electrons in the valence shell of noble gases is
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1
6
7
8
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Question # 7
In period, ionization energy of elements
Choose an answer
Increases
Decreases
Remains constant
None of these
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Question # 8
________________ proposed that matter is composed of small particles.
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Greek
English's
Russian
Nil
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Question # 9
The no.of neutrons in deutrium is
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1
2
3
4
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Question # 10
In the redox reaction between zn and HCI. the oxidizing agent is:
Choose an answer
zn
H
+
C
H
2
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Question # 11
One amu (atomic mass unit) is equivalent to:
Choose an answer
1.66x10
-24
mg
1.66x 10
-24
g
1.66x10 g
1.66x10
-23
mg
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Question # 12
Neuron was discovered by
Choose an answer
Sir Willium Crooks
Goldstein
James Chadwik
Neil Bohr
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Question # 13
For diagnosis of goiter in thyroid gland we use
Choose an answer
Co-60
C-14
I-131
Sr-90
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