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 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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

Diamond cannot be used

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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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A second alkanol can be oxidized to give an

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Vulcanization involve the removal of

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P1V1 = P2V2 supports ?

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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

Hydrogen can be displaced from a lot alkaline solution by

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of these alloys contains copper?

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

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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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The periodic classification is an arrangement of the elements

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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

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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Category: JAMB CHEMISTRY PAST QUESTIONS

Aluminium hydroxide is used in the dyeing industry as a

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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

2-methylprop-1-ene is an isomer of

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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 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 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

The energy value of petrol can be determined by

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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

All these are electromagnetic waves except

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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

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

Which of the noble gases has the greatest ionization energy

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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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

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

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There are basic particles from which matter called be made except

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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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The number of electronic shells contained in an atom with electron configuration 1s22s22p63s23p64s2 is

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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

Cast iron is used in making

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Category: JAMB CHEMISTRY PAST QUESTIONS

Rare gases are suitable because they

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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

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

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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

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

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An elements used in production of matches is

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Category: JAMB CHEMISTRY PAST QUESTIONS

The shape of ammonia molecules 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

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

An isomer of C5H12 is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Atomicity of ozone 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

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

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

Which of the activities is commonly used as a nuclear fuel

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A mixture is different from a compound because

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

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Category: JAMB CHEMISTRY PAST QUESTIONS

The oxidation number of iodine in KIO3 is

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

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The ionic radii of metals are usually

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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 number of isomers formed by C6H14 is

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Category: JAMB CHEMISTRY PAST QUESTIONS

Which of the following types of alkanols undergo oxidation to produce alkanoic acids.

I. Primary alkanols
II. Secondary alkanols
III. Tertiary alkanols

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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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