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

The periodic classification is an arrangement of the elements

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

A small quantity of solid ammonium chloride (NH4Cl) texted gently in a test tube, the solid gradually disappear produce two gases. Later, a white cloudy deposit was absence on the cooler part of the test tube. The ammonium chloride is to have undergo

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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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Which of the following metals burns with brick red

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

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Diamond cannot be used

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The tincture of iodine means iodine dissolved in

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The energy value of petrol can be determined by

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JAMB Chemistry question image 334

The above orbital diagram shown the electronic configuration of

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

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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

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

A synthetic rubber is obtained from the polymerization of

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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

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

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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

Which of the following properties is not peculiar to matter?

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

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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 about catalyst is false?

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

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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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P1V1 = P2V2 supports ?

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

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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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Flow of current in electrolytes is due to the movement of

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

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The constituent common to duralumin and alnico 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

Which of the noble gases has the greatest ionization energy

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When ΔH is negative, a reaction is said to be

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

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The shape of the S-orbital is

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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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The Sulphide which is insoluble in dilute hydrochloric acid is

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All these are electromagnetic waves except

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An isomer of C5H12 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 alkaline metals react more quickly spontaneously with water?

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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

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

Ethanol is soluble in water due to the presence of a

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

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The ionic radii of metals are usually

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of these alloys contains copper?

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

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According to the Kinetic Theory an increase in temperature causes the kinetic energy of particles to

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A suitable reagent for distinguish between ethanoic and ethanol is

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

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The number of isomers formed by C6H14 is

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

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

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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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