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.
Aluminium containers are frequently used to transport trioxonitrate (V) acid because aluminium
has a silvery-white appearance
has a low density
does not react with the acid
does not corrode
Correct answer is C
No explanation has been provided for this answer.
The coloured nature of transition metal ions are associated with their partially filled
f- orbital
s- orbital
p-orbital
d-orbital
Correct answer is D
No explanation has been provided for this answer.
Copper is displaced from the solution of its salts by most metals because it
is a transition element
is at the bottom of the activity series
is very reactive
has completely filled 3d-orbitals
Correct answer is B
No explanation has been provided for this answer.
A metal that forms soluble trioxosulphate (IV) ion is
barium
potassium
manganese
aluminium
Correct answer is B
No explanation has been provided for this answer.
Sulphur (IV)oxide is a strong reducing agent in the presence of water due to the formation of
hydroxide ion
sulpgur (Vl)oxide
hydrogen sulhide
trioxosulphate (IV) salt
Correct answer is D
No explanation has been provided for this answer.