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Chemistry 9th Class English Medium Online Test MCQs With Answers
Question # 1
____________ is an irreversible cell.
Choose an answer
Dry cell
Chargeable cell
Zn cell
None of these
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Question # 2
Which one is least reactive non-metal?
Choose an answer
P
C
CI
F
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Question # 3
The earth is made up of ____________ % of aluminum.
Choose an answer
6
7
8
9
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Question # 4
The elements of group 17 are called:
Choose an answer
Carbon family
Noble gases
Alkaline earth metals
Halogen family
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Question # 5
Which one of the following is the most penetrating?
Choose an answer
protons
electrons
neutrons
alpha paticles
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Question # 6
Which one of the following will not react with dilute HCI?
Choose an answer
Sodium
Potassium
Calcium
Carbon
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Question # 7
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 # 8
.................... of an atom is not fixed.
Choose an answer
Size
Mass
Electronegativity
Nuclear char
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Question # 9
Electrolyte is ____________ solid form.
Choose an answer
in
Sometimes in
Never in
Always in
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Question # 10
A solution whose molarity is known is called:
Choose an answer
Dilute solution
Concentrated solution
Saturated solution
Molar solution
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Question # 11
Scientist used ___________ method.
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Scientific
Non-scientific
Bot
Non
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Question # 12
Mendeleev periodic table was based upon the:
Choose an answer
electronic configuration
atomic mass
atomic number
completion of a subshell
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Question # 13
When a saturated solution is diluted it tuns into:
Choose an answer
supersaturated solution
saturated solution
a concentrated solution
unsaturated solution
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