Learn more about the properties, composition, and structure of substances (elements and compounds) with these Chemistry questions and answers. This Test can be used by students preparing for Chemistry in JAMB, WAEC, NECO or Post UTME.
The production of biogas from the fermentation of waste materials is an example of
combustion
incineration
refining
recycling
Correct answer is D
No explanation has been provided for this answer.
Which of the following organic compounds could be represented by the empirical formula CH2O?
Ethanal
Ethane
Ethanol
Ethanoic acid
Correct answer is D
No explanation has been provided for this answer.
0.05 mole
0.10 mole
0.20 mole
2.00 moles
Correct answer is A
No explanation has been provided for this answer.
The liquid hydrocarbon likely to be found in the fraction of crude oil used for domestic cooking is?
C3H8
C 5H 12
C13H28
C20H42
Correct answer is A
The gas used in gas bottles is LPG – liquefied petroleum gas – which are either propane or butane, flammable hydrocarbons used as fuel for home heating, cooking, hot water and LPG cars and vehicles.
alkanol
benzene
ester
methane
Correct answer is C
No explanation has been provided for this answer.