2020
To obtain pure carbon(ii)oxide from its mixture with carbon(iv)oxide, the mixture should be?
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2020 JAMB UTME Chemistry Past Questions
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2020
The most important element on the earth's crust is?
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2020
Aluminum hydroxide is used in the dyeing industry as a?
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2020
An electron can be added to a halogen atom to form a halide ion with?
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2020
When a solid substance disappears completely as a gas on heating, the substance is said to have undergone?
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2020
When cathode rays are deflected onto the electrode of an electrometer, the instrument becomes?
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2020
The general formula for the Alkanals is?
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2020
Proteins in acid solution undergo?
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2020
What mass of water is produced when 8.0g of hydrogen reacts with excess oxygen?
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2020
The chlorinated alkane often used industrially to remove grease is?
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2020
The substance often used for vulcanization of rubber is?
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2020
An organic compound that does not undergo a reaction with both hydrogen cyanide and hydroxylamine can be?
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2020
Which of the following types of bonding does not involve the formation of new substances?
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2020
What quantity of electricity will liberate 0.125 mole of oxygen molecules during the electrolysis of dilute sodium chloride solution?
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2020
A gaseous metallic chloride MCl consists of 20.22% of M by mass. The formula of the chloride is?[ M = 27, Cl = 35.5]
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2020
32g of anhydrous copper(ii)tetraoxosulphate(vi) dissolved in 1dm\(^3\) of water generated 13.0kj of heat. The heat solution is?
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2020
Helium is used in observation of ballons because it is?
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2020
Deliquescent substances are also?
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2020
Chromatography is used to separate components of mixture which differ in their rates of ?
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2020
A few drop of conc HCL are added to about 10cm\(^3\) of a solution of PH 3.4. The PH of the resulting mixture is?
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