JAMB CHEMISTRY PAST QUESTIONS (UTME)

Practice the JAMB CHEMISTRY PAST QUESTIONS (UTME). Our experts in this exam provide correct answers.

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JAMB CHEMISTRY PAST QUESTIONS

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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

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

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Iron is often galvanized in order to

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

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JAMB Chemistry question image 334

The above orbital diagram shown the electronic configuration of

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Which process(es) is/are involved in the turning of starch iodide paper blue-black by chlorine gas?

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In the industrial production of H2 is removed by (solution)

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

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

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

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Flow of current in electrolytes is due to the movement of

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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

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

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Tartaric acid is used industrially to

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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

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

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The ionic radii of metals are usually

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200 cm3 of a gas at 25oC exerts a pressure of 700 mmHg. Calculate its pressure if its volume increase 350 cm3 at 75oC.

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

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The shape of ammonia molecules is

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The Sulphide which is insoluble in dilute hydrochloric acid is

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

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Which of the following statements about catalyst is false?

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An elements used in production of matches is

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Ammonium chloride can be separated from its mixture with common salt by

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Category: JAMB CHEMISTRY PAST QUESTIONS

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

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Vulcanization involve the removal of

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Hydrogen can be displaced from a lot alkaline solution by

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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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Diamond cannot be used

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

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Tin is unaffected by air at ordinary temperature due to its

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Which of the following metals burns with brick red

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A mixture is different from a compound because

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The number of isomers formed by C6H14 is

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Atomicity of ozone is

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The arrangement of particles in crystal lattices can be studied using

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Cast iron is used in making

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

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

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

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

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P1V1 = P2V2 supports ?

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

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Which of the following properties is not peculiar to matter?

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

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

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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

In the discovery of protein, the instrument used 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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The energy value of petrol can be determined by

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

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A synthetic rubber is obtained from the polymerization of

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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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The constituent common to duralumin and alnico is

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Ethanol is soluble in water due to the presence of a

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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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The colour of litmus in an alkaline medium is

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2-methylprop-1-ene is an isomer of

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