2014
The general formula of an alkyl halide (where X represents the halide) is?
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2014 JAMB UTME Chemistry Past Questions
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2014
An element X has electron configuration 1s2 2s2 2p6 3s2 3p5. Which of the following statements is correct about the element?
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2014
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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2014
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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2014
What is the percentage of sulphur in sulphur (IV) oxide?
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2014
A mixture is different from a compound because
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2014
A silicon -containing ore has 92% 28Si, 5% 29Si and 3% 30Si. Calculate the relative atomic mass of the silicon.
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2014
The radio active radiation used in studying the arrangement of particles in giant organic molecules is
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2014
How many protons, neutrons and electrons respectively are present in the element 60/27 Co?
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2014
If the difference in electronegativity of elements P and Q is 3.0. The bond that will be formed between them is
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2014
Beryllium and aluminium have similar properties because they
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2014
The dispersion of a liquid in a liquid medium will give
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2014
16.55g of lead (ll) trioxonitrate (V) was dissolved in 100g of distilled water at 20oC, calculate the solubility of the solute in moldm-3[Pb = 207, N = 14, O = 16]
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2014
On exposure to the atmosphere, a hydrated salt loses its water of crystallization to become anhydrous. This phenomenon is referred to as
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2014
Water is said to be temporarily hard when it contains
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2014
The nitrogen obtained from air has a density higher than the one from nitrogen-containing compounds because the one from air is contaminated with
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2014
Which of the following salts will turn blue litmus red?
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2014
The mathematical expression of PH is
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2014
The colour of litmus in a neutral medium is
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2014
The major and most effective way of controlling pollution is to
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