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Chemistry 1488 MCQs [All-Courses]

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oost your exam preparation with our Chemistry MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Basic Chemistry, Atomic Structure, Periodic Table, Chemical Reactions, Acids & Bases, Organic Chemistry, and everyday chemical concepts.

All Topics  1488

Which of the following is known as absolute zero?
A 0C°
B 273K
C 273.16C°
D -273.16C°
Correct Answer: 273.16C°
Boyle’s Law was given by the Robert Boyle in_______?
A 1660
B 1661
C 1662
D 1663
Correct Answer: 1662
Barometer was invented by _______?
A Pascal
B Torricelli
C Newton
D Huygen
Correct Answer: Torricelli
Value of normal atmospheric pressure at sea level at 0°C is______?
A 1 atm
B 760 Torr
C 76cm of Hg
D All of these
Correct Answer: All of these
According to Kinetic Molecular Theory gas molecules move in_______path?
A Straight
B Parabolic
C Zig-zag
D Hyperbolic
Correct Answer: Straight
Who is often referred to as the “father of Chemistry”?
A Isaac Newton
B Antoine Lavoisier
C Dmitri Mendeleev
D Albert Einstein
Correct Answer: Antoine Lavoisier
Quality of petrol is measured by___________?
A octane number
B Heptane number
C Reforming
D Refining
Correct Answer: octane number
The Substance which resist in change in PH is called?
A Neutralization
B Osmosis
C Buffer
D Active transport
Correct Answer: Buffer
Alkaline PH scale starts from?
A 8 to 14
B 6 to 10
C 7 to 11
D 0 to 14
Correct Answer: 8 to 14
The range of acid PH on PH scale is____________?
A 9 to 8
B 6 to 7
C 1 to 6
D 1 to 10
Correct Answer: 1 to 6
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