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9th Class Chemistry Chapter 5 Physical States of Matter English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
T (K) =
Choose an answer
(T) °C + 273
(T) °C -273
(T) °C + 373
(T) °C -373
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Question # 2
Carbon exists in ________________ allotropic forms.
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1
2
3
4
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Question # 3
Gases have ____________ shape.
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Fixed
Not Fixed
Nil
Both a & b
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Question # 4
There are ____________ types of solids.
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1
2
6
4
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Question # 5
Intermolecular forces are of three types and are collectively called ____________
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Nelson' forces
Vander Waal's forces
Neurons
Nil
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Question # 6
The mathematical formula of Charle's law is:
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PV = k
V/T = k
P = VT
T/V = k
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Question # 7
Bucky molecules have ________________ c-atoms.
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20-60
20-90
40-60
40-100
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Question # 8
The absolute zero means:
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273.15 °C
-273.15 °C
0 °C
-373.15 °C
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Question # 9
P1V1 = P2V2 is mathematical form of ____________ law.
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Bohr's
Charles
Boyle's
Nil
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Question # 10
Effusion is a property of:
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Gases
LIquids
Solids
Plasma
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Question # 11
1 torr = ?
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1 mm of Hg
1 atm
760 mm of Hg
1 pascal
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Question # 12
Which has lowest density?
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liquids
Solids
Gases
Plasma
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