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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 the Radioactive isotope of Hydrogen?

A Protium
B Deuterium
C Tritium
D Nichromium
Correct Answer: Tritium

Which one does not give borax bead test_________________?

A Copper sulphate
B Barium sulphate
C Cobalt sulphate
D Nickel sulphate
Correct Answer: Barium sulphate

Marsh gas is _________?

A Methane
B Ethane
C Hydrogen
D Nitrogen
Correct Answer: Methane

In Dry cell, cathode is made up of_______?

A Zinc
B Carbon (Graphite)
C ZnCl²
D MnO²(Pyrolusite)
Correct Answer: Carbon (Graphite)

The equation that represents the relationship of Faraday’s first law of electrolysis is _______?

A Z=At
B w=ZAt
C w=Z/At
D Z= At/M
Correct Answer: w=ZAt

During electrolysis of Water, the product obtained at cathode is ___________?

A Hydrogen Gas &Water
B Oxygen Gas &Water
C Only oxygen
D Only Water
Correct Answer: Hydrogen Gas &Water

In electrolysis of NaCl the product obtained at cathode is_______.

A Sodium ions
B Chloride ions
C Both
D Remain at the bottom of the cell
Correct Answer: Sodium ions

Which of the following is non spontaneous cell?

A Electrolytic cell
B Galvanic cell
C Daniel cell
D Not
Correct Answer: Electrolytic cell
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