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.
butanal
ethanal
methanal
propanal
Correct answer is B
No explanation has been provided for this answer.
Hydrogen is readily released when dilute hydrochloric acid reacts with
Cu
Na
Au
Ag
Correct answer is B
No explanation has been provided for this answer.
which of the following polymers is suitable for packaging and electrical insulation?
polyamide
polyethene
polycarbonate
polystyrene
Correct answer is D
No explanation has been provided for this answer.
The most important use of hydrogen is in the
manufacture of ammonia
manufacture of methyl alcohol
manufacture of ethyl alcohol
hydrogenation of oils
Correct answer is A
No explanation has been provided for this answer.
The boiling of fat and aqueous caustic soda is referred to as
hydrolysis
esterification
acidification
saponification
Correct answer is D
No explanation has been provided for this answer.