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.
KOH
NaOH
Ca(OH)2
AI(OH)3
Correct answer is C
No explanation has been provided for this answer.
zinc is amphoteric
zinc hydroxide is readily soluble
zinc forms a complex which is readily soluble in excess ammonia
ammonia solution is a strong base
Correct answer is C
No explanation has been provided for this answer.
Oxygen gas can be prepared by heating?
ammonium trioxonitrate (V)
ammonium trioxonitrate (III)
ppotassium trioxonitrate (V)
mamgamese (IV) oxide
Correct answer is C
No explanation has been provided for this answer.
Which of the following salts can be melted without decomposition?
Na2CO3
CaCO3
MgCO3
ZnCO3
Correct answer is A
No explanation has been provided for this answer.
Which of the following gases will rekindle a brightly glowing splint?
NO2
NO
N2O
CI2
Correct answer is C
No explanation has been provided for this answer.