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Chemistry Past Questions and Answers

Jamb Chemistry Questions

Question 11:

A gas exerts pressure on its container because

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A Some of its molecules are moving faster than others
B Of the collision of the molecules with each other
C Of the mass of the molecules of gas
D The molecules of a gas colide with the walls of the container

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Question 12:

When cathode rays are deflected onto the electrode of an electrometer, the instrument becomes

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A Negatively charged
B Positvely charged
C Neutral
D Bipolar

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Question 13:

The weakest attractive force that can be observed between two molecules is

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A Ionic
B Covalent
C Coordinate covalent
D Van der Waals

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Question 14:

A consequence of global warming is

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A Air pollution
B Water pollution
C Increased humudity
D Flooding

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Question 15:

Which of the following ions is acidic?

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A K⁺
B KNO₃^-
C S^2-
D H₃O⁺

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