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 pollutants is biodegradable ?
Sewage
Plastics
Metal scrape
Lead compounds
Hydrogen sulphide
Correct answer is A
No explanation has been provided for this answer.
MX2
M2X
MX
M3X2
MX3
Correct answer is A
No explanation has been provided for this answer.
C 4H 8O2
C 4H 8O3
C 6H 10O5
C 6H 12O6
C 12H 22O11
Correct answer is D
No explanation has been provided for this answer.
copper (ll) hydroxide
copper (ll) trioxonitrate (V) pentahydrate
copper (ll) tetraoxosulphate (VI) pentahydrate
copper (ll) oxide
copper (ll) trioxocarbonate (lV)
Correct answer is C
No explanation has been provided for this answer.
Which of the following salts in aqueous solution will have a pH greater than 7?
NaCl
ACI3
FeCI3
Na 2SO4
K 2CO3
Correct answer is E
No explanation has been provided for this answer.