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.
Which of the following are isomers?
Ethanol and dimethyl ether
Benzene and methybenzene
Ethanol and propanone
Trichloromethane and tetrachloromethane
Correct answer is A
No explanation has been provided for this answer.
Which of the following compounds reacts with sodium metal as well as silver and copper salts ?
CH3C Ξ C—CH3
CH3CH2CH23>
CH3C Ξ CH
CH3CH = CH CH3
Correct answer is C
No explanation has been provided for this answer.
The carbon atoms in ethene are?
sp3 hybridized
sp hybridized
sp2 hybridized
not hybridized
Correct answer is C
No explanation has been provided for this answer.
CaOs + H2O(l) → Ca(OH)2(s) ΔH -65 kj. The process represented by the above equation is known as?
dissolution
slaking
liming
mortaring
Correct answer is B
No explanation has been provided for this answer.
Duralumin consists of aluminium, copper, ?
zinc and gold
lead and maganese
nickle and silver
manganese and magnesium
Correct answer is D
No explanation has been provided for this answer.