2024
H\(_2\)SO\(_4\) C\(_2\)H\(_5\)OH → C\(_2\)H\(_4\) 170\(^0\)C The reaction above illustrates
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2024 JAMB UTME Chemistry Past Questions
2024
The IUPAC Nomenclature of CH\(_3\)CH\(_2\)C(CH\(_3\))=C(CH\(_3\))\(_2\) for the compound is
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2024
Esterification reaction is analogous to
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2024
When the subsidiary quantum numbers (l) equals 1, the shape of the orbital is
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2024
What is the vapour density of 560cm\(^3\) of a gas that weighs 0.4g at s.t.p? [Molar Volume of gas at s.t.p = 22.4 dm\(^3\) ]
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2024
Boyle's law can be expressed mathematically as
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2024
An example of a physical change is
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2024
The percentage of carbon(IV) oxide in air is
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2024
The shape of ammonia molecule is
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The IUPAC name of the compound above is
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2024
Heat of solution involves two steps that is accompanied by heat change. The energies involved in this steps are
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2024
The amount of water a substance chemically combined with is called water of
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2024
An example of a compound that is acidic in solution is
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2024
Biodegradable pollutants are not safe in water systems because they can cause
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2024
An example of highly unsaturated hydrocarbon is
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2024
Scandium is not regarded as a transition metal because its ion has
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2024
If a stable neutral atom has a mass number of 31, the number of electrons and neutrons respectively are
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2024
H\(_2\)S\(_{(g)}\) + Cl\(_2\)\(_{(g)}\) → 2HCl\(_{(g)}\) + S\(_{(s)}\) What is the change in oxidation state of sulphur from reactant to product?
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2024
The product formed when ethyne is passed through a hot tube containing finely divided iron is
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2024
An example of a physical change is
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