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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

Which of the activities is commonly used as a nuclear fuel

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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

The tincture of iodine means iodine dissolved in

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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

If the molecular mass of tetraoxosulphate (VI) acid is 98, calculate its vapour density.

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following metals is the most essential in the regulation of blood volume, blood pressure and osmotic equilibrium?

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Category: JAMB CHEMISTRY PAST QUESTIONS

A synthetic rubber is obtained from the polymerization 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 reaction of halogens in the presence of sunlight is an example of

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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

A given mass of gas occupies 2dm3 at 300k. At what temperature will its volume be doubled, keeping the pressure constant?

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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

Flow of current in electrolytes is due to the movement of

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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 filter in the cigarette reduce the nicotine construct by

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Category: JAMB CHEMISTRY PAST QUESTIONS

A liquid that will dissolve fat is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Burning magnesium ribbon in air removes which of the following

(i) oxygen (ii) nitrogen (iii) argon and (iv) carbon(iv)oxide?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following does not support the fact that air is a mixture?

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Category: JAMB CHEMISTRY PAST QUESTIONS

In electrovalency, the oxidation number of the participating metal is always

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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

JAMB Chemistry question image 334

The above orbital diagram shown the electronic configuration of

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Category: JAMB CHEMISTRY PAST QUESTIONS

Hydrogen can be displaced from a lot alkaline solution by

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Category: JAMB CHEMISTRY PAST QUESTIONS

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

A suitable reagent for distinguish between ethanoic and ethanol is

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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

The enzyme used in the hydrolysis of starch to dextrin and maltose is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Calculate the amount in moles of silver deposited when 9650C of electricty is passed through a solution of silver salt [= 96500 Cmol-1]

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Category: JAMB CHEMISTRY PAST QUESTIONS

Cast iron is used in making

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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

When ΔH is negative, a reaction is said to be

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following metals cannot replace hydrogen from water or steam?

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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

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

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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

Which of the following statements about catalyst is false?

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following statements is true about 2-methylpropane and butane

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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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Category: JAMB CHEMISTRY PAST QUESTIONS

The gas that is most useful in protecting humans against solar marathon 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

A second alkanol can be oxidized to give an

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Category: JAMB CHEMISTRY PAST QUESTIONS

Cathode rays cause an object placed behind a perforated anode to cast a shadow on the screen. This observation shows that the rays

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Category: JAMB CHEMISTRY PAST QUESTIONS

The principle of column chromatography is based on th ability of the constituents to

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Category: JAMB CHEMISTRY PAST QUESTIONS

The ideal gas laws and equations are true for all gases at

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Category: JAMB CHEMISTRY PAST QUESTIONS

The salt formed from a weak acid and a strong base hydrolyzes in water to form

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Category: JAMB CHEMISTRY PAST QUESTIONS

What is the percentage of sulphur in sulphur (IV) oxide?

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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

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

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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

The situation obtained when a perfect gas expands into a vacuum is

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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

The elements in the periodic table are listed in order of increasing

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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

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

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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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

Iron is often galvanized in order to

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Category: JAMB CHEMISTRY PAST QUESTIONS

Vulcanization involve the removal of

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Category: JAMB CHEMISTRY PAST QUESTIONS

The leachate of a certain ash is used in local soap because it contain

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