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 gases contains the highest number of atoms at s.t.p?
6 moles of neon
3 moles of oxygen
2 moles of chlorine
1 mole of ethane
Correct answer is A
No explanation has been provided for this answer.
5.8 seconds
6.8 seconds
9.4 seconds
11.0 seconds
Correct answer is C
No explanation has been provided for this answer.
Which of the following apparatuses can be used to measure accurately a specific volume of a liquid?
Beaker
Conical flask
Measuring cylinder
Pipette
Correct answer is C
No explanation has been provided for this answer.
What is the volume occupied by 2 moles of ammonia at s.t.p?
44.8 dm-3
22.4 dm-3
11.2 dm-3
5.6 dm-3
Correct answer is A
No explanation has been provided for this answer.
0.4 mol dm-3
1.0 mol dm-3
10.6 mol dm-3
25.0 mol dm-3
Correct answer is A
No explanation has been provided for this answer.