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.
starch
protein
animal fibre
celluose
mineral fibre
Correct answer is D
No explanation has been provided for this answer.
calcium
calcium oxide
calcium carbide
sodium peroxide
sodium sulphate
Correct answer is C
No explanation has been provided for this answer.
amorphous oxide of a metal
amorphous oxide of a non-mental
oxide that is insoluble in water
oxide that behaves both as a base as well as an acid
oxide that loses its oxygen on sublimation
Correct answer is D
No explanation has been provided for this answer.
Oxygen gas is given off at the cathode
Hydrogen gas is given of at the anode
Sodium metals is deposited at the anode
Sodium metal is deposited at the cathode
Alkalinity at the cathode increases
Correct answer is E
No explanation has been provided for this answer.
An acid is said to be weak if?
its ions are so completely dissociated that they easily drift apart
the acid is not corrosive
the acid has low specific gravity
its ions move very slowly when in solution
its ions are incompletely dissociated
Correct answer is E
No explanation has been provided for this answer.