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 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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

The colour of litmus in an alkaline medium is

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There are basic particles from which matter called be made except

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Category: JAMB CHEMISTRY PAST QUESTIONS

Iron is often galvanized in order to

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

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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

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

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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 noble gases has the greatest ionization energy

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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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

The shape of ammonia molecules is

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

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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

Diamond cannot be used

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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

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

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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

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

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

An element used in the production of matches is

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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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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

All these are electromagnetic waves except

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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

An oxidation state of or in K2CrO7

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

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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

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

A synthetic rubber is obtained from the polymerization 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

The elements that belong to the third period of periodic table are

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Category: JAMB CHEMISTRY PAST QUESTIONS

P1V1 = P2V2 supports ?

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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

An isomer of C5H12 is

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Category: JAMB CHEMISTRY PAST QUESTIONS

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

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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

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

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

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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 oxidation number of iodine in KIO3 is

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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

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

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

Which of the following statements about catalyst is false?

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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 mass of silver deposited when a current of 10A is passed through a solution of silver salt for 4830s is – (Ag = 108 F = 96500(mol-1)

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Category: JAMB CHEMISTRY PAST QUESTIONS

An elements used in production of matches is

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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

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

A mixture is different from a compound because

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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

The filter in the cigarette reduce the nicotine construct by

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Category: JAMB CHEMISTRY PAST QUESTIONS

Vulcanization involve the removal of

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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

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

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