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Chemistry

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1511 MCQs

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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.

A B

B C

C N

D O

A Fe2O3

B V2O5

C SO3

D Ag2O

A 6

B 4

C 3

D 2

A aluminium can be recycled

B aluminium has very low density

C aluminium is the most abundant metal in the earth crust

D aluminium is resistant to corrosion by organic acids.

A Average kinetic energy of molecules

B Vibrational kinetic energy

C Translational kinetic energy

D None of the above

A Similar physical properties

B Similar chemical properties

C Both A and b

A Enzymes

B Nitrogenous bases

C Carbohydrates

D Lipids

A Carbon

B Arsenic

C Nitrogen

D Sulphur

A fats

B resins

C iodine

D all the above

A 0?C

B 273.16K

C ?273.16 K

D ?273.16?C

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Which of the following elements has greater 1st ionization energy__________________?

Which catalyst is used in contact process ?

What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3 ?

Fruit juices and fizzy drinks such as lemonade are often sold in aluminium cans. What is the most important reason aluminium is a suitable metal ?

In solids the temperature is the measure of__________________?

All the transition elements show_________________?

Purines and pyrimidines are_________________?

Which of the following element doesnot show allotropy_________________?

Benzene is a good solvent for__________________?

If a graph is plotted between temperature on x-axis and volume on y-axis for 1 mole of gas then we get straight line which cuts the temperature exis at________________?