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 carbon atoms on ethane are?
sp2 hybridized
sp3 hybridized
sp2d hybridized
sp hybridized
Correct answer is B
No explanation has been provided for this answer.
an acidic oxide
an amphoteric oxide
a basic oxide
a neutral oxide
Correct answer is B
No explanation has been provided for this answer.
It is not desirable to use lead tetraethyl as an anti-knock agent because?
it is expensive
of pollution effects from the exhaust fumes
it lowers the octane rating of petrol
it is explosive
Correct answer is B
No explanation has been provided for this answer.
The fraction of crude oil used as jet fuel is?
refinery gas
diesel oil
kerosene
gasoline
Correct answer is C
No explanation has been provided for this answer.
The active reducing agent in the blast furnace for the extraction of iron is?
carbon
limestone
carbon(II)oxide
calcium oxide
Correct answer is C
No explanation has been provided for this answer.