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 major product formed by the reaction between ethanoic acid and aqueous sodium hydroxide is
soap
sodium ethanoate
sodium methoxide
water
Correct answer is B
No explanation has been provided for this answer.
The separation of petroleum fractions depends on the differences in their
melting points
molar masses
solubilities
boiling points
Correct answer is D
No explanation has been provided for this answer.
S4O62-(aq)
S4O32-(aq)
12(aq)
1-(aq)
Correct answer is C
No explanation has been provided for this answer.
l and ll only
l, ll, and III only
lll and IV only
I and III only
Correct answer is B
No explanation has been provided for this answer.
Concentration of N 2O4(g) decreases
Concentration of N 2O4(g) increases.
Pressure exerted by the gases increases
Pressure exerted by the gases remains constant
Correct answer is B
No explanation has been provided for this answer.