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.
650 cm3
850 cm3
580 cm3
750 cm3
Correct answer is D
No explanation has been provided for this answer.
A heterogenous mixture can be defined as any mixture
of a solute nd a solvent
whose cmposition is uniform
whose composition is not uniform
formed by solids and liquids
Correct answer is C
No explanation has been provided for this answer.
An element wil readily form an electrovalent compound if it electron configuration is
2, 8, 1
2, 8, 4
2, 8, 8
2, 8, 5
Correct answer is A
No explanation has been provided for this answer.
The component of an atom that contributes least to its mass is the
proton
nucleus
neutron
electron
Correct answer is D
No explanation has been provided for this answer.
Sugar is separated from its impurities by
precipitation
crystallization
distillation
evaporation
Correct answer is B
No explanation has been provided for this answer.