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9th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Silver is a ____________ metal.
Choose an answer
Pure
Noble
None
All
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Question # 2
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 # 3
Along the period which one of the following decrease:
Choose an answer
Atomic radius
ionization energy
electron affinity
electronegative
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Question # 4
Transition temperature of sulphur is ____________
Choose an answer
95.6
95
95.5
96
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Question # 5
Which of the following result in discovery of proton?
Choose an answer
cathode rays
canal rays
x-rays
alpha rays
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Question # 6
The reaction of ionic compound is very ________________ in solution.
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Slow
Fast
Medium
Nil
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Question # 7
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 # 8
The atomic number of potassium is:
Choose an answer
11
15
18
19
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Question # 9
positive ion hare formed by _________ of electrons.
Choose an answer
Gain
Loss
Sharing
Bonding
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Question # 10
The quantity of a matter in a body is called ____________
Choose an answer
Mass
Weight
Atom
Molecule
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Question # 11
All ionic compound are ________________ at room temperature.
Choose an answer
Liquid
Solids
Gas
Plasma
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Question # 12
Gold can only be dissolved by:
Choose an answer
Acids
Bases
Aqua Regia
Nil
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Question # 13
Which is kept constant in the Charle's law:
Choose an answer
Pressure
Temperature
Volume
Mass
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