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.
ionic
covalent
Metallic
co-ordinate
Correct answer is C
- Both elements are Magnesium and Potassium respectively
- In general, covalent bonds form between nonmetals, ionic bonds form between metals and nonmetals, and metallic bonds form between metals.
0.094 M
0.150 M
0.940 M
1.500 M
Correct answer is A
NaOH + HCl → NaCl + H2O moles ratio = 1/1
↔ (MaVa) / Mb x 39.45 = 0.094
Ethanoic acid, milk or magnesia, sodium chloride, hydrochloric acid and sodium hydroxide
Ethanoic acid, hydrochloric acid, milk of magnesia, sodium chloride and sodium chloride and sodium hydroxide
Hydrochloride acid, ethanol acid, sodium chloride, milk of magnesia and sodium hydroxide
Hydrochloride acid, sodium hydroxide sodium chloride, ethanol acid, and milk of magnesia
Correct answer is C
No explanation has been provided for this answer.
87.27%
38.9%
19.1%
13.7%
Correct answer is C
No explanation has been provided for this answer.
Oil spillage in ponds and creeks can be cleaned up by?
burning off the oil layer
spraying with detergent
dispersal with compressed air
spraying with hot water
Correct answer is B
No explanation has been provided for this answer.