JAMB CHEMISTRY PAST QUESTIONS

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JAMB CHEMISTRY PAST QUESTIONS

Chemistry

JAMB CHEMISTRY PAST QUESTIONS

Attempt all 60 questions picked from our pool past questions. You have 1 hour to answer all 60 questions.

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Category: JAMB CHEMISTRY PAST QUESTIONS

During the electrolysis of copper II sulphate between platinum electrodes, if litmus solution is added to the anode compartment

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Category: JAMB CHEMISTRY PAST QUESTIONS

The derivative of benzene that can be used in making explosives is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following metals burns with brick red

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Category: JAMB CHEMISTRY PAST QUESTIONS

To what temperature must a gas at 273k be heated in order to double both its volume and pressure?

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Category: JAMB CHEMISTRY PAST QUESTIONS

The arrangement of particles in crystal lattices can be studied using

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Category: JAMB CHEMISTRY PAST QUESTIONS

2-methylprop-1-ene is an isomer of

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Category: JAMB CHEMISTRY PAST QUESTIONS

The number of isomers formed by C6H14 is

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Category: JAMB CHEMISTRY PAST QUESTIONS

The tincture of iodine means iodine dissolved in

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following represents the kind of bonding present in ammonium chloride?

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Category: JAMB CHEMISTRY PAST QUESTIONS

The reaction of halogens in the presence of sunlight is an example of

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Category: JAMB CHEMISTRY PAST QUESTIONS

The shape of the S-orbital is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Aluminium hydroxide is used in the dyeing industry as a

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Category: JAMB CHEMISTRY PAST QUESTIONS

The process that occurs when two equivalent forms of a compound are in equilibrium is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following properties is not peculiar to matter?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following will give a precipitate with an aqueous solution of copper (I) chloride?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Sieving is a technique used to separate mixtures containing solid particles of

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Category: JAMB CHEMISTRY PAST QUESTIONS

The Sulphide which is insoluble in dilute hydrochloric acid is

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Category: JAMB CHEMISTRY PAST QUESTIONS

The colour of litmus in an alkaline medium is

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Category: JAMB CHEMISTRY PAST QUESTIONS

A gas X diffuses twice as fast as gas Y. if the relative molecular mass of X is 32, calculate the relative molecular mass of Y.

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the activities is commonly used as a nuclear fuel

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Category: JAMB CHEMISTRY PAST QUESTIONS

Vulcanization involve the removal of

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Category: JAMB CHEMISTRY PAST QUESTIONS

In a neutralization reaction involving HCI and NaOH using litmus as indicator, the colour at the end point is

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Category: JAMB CHEMISTRY PAST QUESTIONS

When ammonia and hydrogen ion bond together to form ammonium ion, the bond formed is called

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Category: JAMB CHEMISTRY PAST QUESTIONS

P1V1 = P2V2 supports ?

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Category: JAMB CHEMISTRY PAST QUESTIONS

A major source of oxide of oxygen is from the burning of

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Category: JAMB CHEMISTRY PAST QUESTIONS

A second alkanol can be oxidized to give an

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Category: JAMB CHEMISTRY PAST QUESTIONS

The industrial preparation of hydrogen gas from water gas is referred to as

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Category: JAMB CHEMISTRY PAST QUESTIONS

Rare gases are suitable because they

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Category: JAMB CHEMISTRY PAST QUESTIONS

The energy value of petrol can be determined by

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Category: JAMB CHEMISTRY PAST QUESTIONS

What technique is suitable for separating a binary solution of potassium chloride and potassium trioxochlorate (V)?

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Category: JAMB CHEMISTRY PAST QUESTIONS

The filter in the cigarette reduce the nicotine construct by

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Category: JAMB CHEMISTRY PAST QUESTIONS

The compounds CH3CH2CHO and CH3COCH3 can be distinguished from each other using

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Category: JAMB CHEMISTRY PAST QUESTIONS

A substance that is used as a ripening agent for fruits is

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Category: JAMB CHEMISTRY PAST QUESTIONS

All these are electromagnetic waves except

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following statements does not show Rutherford's account of Nuclear Theory? An atom contains a region

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following statements is correct about the periodic table?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Atomicity of ozone is

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Category: JAMB CHEMISTRY PAST QUESTIONS

The radioisotope used in industrial radiography for the rapid checking of faults in welds and casting is

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Category: JAMB CHEMISTRY PAST QUESTIONS

When salt loses its water of crystallization to the atmosphere on exposure, the process is said to be

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Category: JAMB CHEMISTRY PAST QUESTIONS

When large hydrocarbon molecules are heated at high temperature in the presence of a catalyst to give smaller molecules, the process is known as

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Category: JAMB CHEMISTRY PAST QUESTIONS

An oxidation state of or in K2CrO7

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Category: JAMB CHEMISTRY PAST QUESTIONS

A mixture is different from a compound because

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following alkaline metals react more quickly spontaneously with water?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following is the best starting material for the preparation of oxygen? Heating of trioxonitrate (v) with

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of these require crystallization most?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Calculate the percentage composition of oxygen in calcium trioxocarbonate(IV) [Ca=40, C=12, O=16]

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Category: JAMB CHEMISTRY PAST QUESTIONS

The metal whose ore can be concentrated by passing it through a magnetic separator is

50 / 60

Category: JAMB CHEMISTRY PAST QUESTIONS

Elements P, Q, R, S have 6, 11, 15, 17 electrons respectively, therefore,

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Category: JAMB CHEMISTRY PAST QUESTIONS

The process that requires the use of hardwater in its operation is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the compounds is composed of Al, Si, O and H?

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Category: JAMB CHEMISTRY PAST QUESTIONS

In the production of soap, concentrated sodium chloride solution is added to

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Category: JAMB CHEMISTRY PAST QUESTIONS

Tin is unaffected by air at ordinary temperature due to its

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Category: JAMB CHEMISTRY PAST QUESTIONS

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following is an example of a chemical change?

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Category: JAMB CHEMISTRY PAST QUESTIONS

There are basic particles from which matter called be made except

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Category: JAMB CHEMISTRY PAST QUESTIONS

Ethanol is soluble in water due to the presence of a

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Category: JAMB CHEMISTRY PAST QUESTIONS

The ionic radii of metals are usually

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Category: JAMB CHEMISTRY PAST QUESTIONS

The ability of carbon to form long chains is referred to as

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