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Online Tests
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
NaCl + H2O is ____________ solutions.
Choose an answer
Aqueous
Binary
H2O
Nil
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Question # 3
Which is an acceptor molecule/ion?
Choose an answer
N
2
O
2
H
+
CH
4
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Question # 4
____________ used to remove nail polish.
Choose an answer
Acetyline
Acetone
H2O
Nil
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Question # 5
In period, ionization energy of elements
Choose an answer
Increases
Decreases
Remains constant
None of these
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Question # 6
Canal rays are actually
Choose an answer
Electrons
Protons
Neutrons
X-rays
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Question # 7
The reaction of ionic compound is very ________________ in solution.
Choose an answer
Slow
Fast
Medium
Nil
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Question # 8
Which one of the following is the most penetrating?
Choose an answer
protons
electrons
neutrons
alpha paticles
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Question # 9
The number of electrons in K shell of O is ________________
Choose an answer
9
10
2
1
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Question # 10
Which of the following compound is not directional in its bonding?
Choose an answer
CH
4
KBr
CO
2
H
2
O
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Question # 11
The SI unit of pressure is:
Choose an answer
N
N/m
2
Pascal
atm
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Question # 12
The amount of energy given out when an electron is added to any atom is called:
Choose an answer
lattice energy
ionization energy
electronegative
electron affinity
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Question # 13
Non-metals are generally soft, but which one of the following is extremely hard?
Choose an answer
Graphite
Phosphorus
Iodine
Diamond
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