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.
The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is
2.05 gram
3.05 gram
4.05 gram
5.05 gram
Correct answer is B
No explanation has been provided for this answer.
The nuclear particles which are assumed to hold the nucleons together are
electrons
positrons
neutrons
mesons
Correct answer is D
No explanation has been provided for this answer.
The heat required to raise the temperature of body by 1 K is called
specific heat
thermal capacity
water equivalent
None of the above
Correct answer is B
No explanation has been provided for this answer.
The nucleus of a hydrogen atom consists of
1 proton only
1 proton + 2 neutron
1 proton + 2 neutron
1 electron only
Correct answer is A
No explanation has been provided for this answer.
The most commonly used bleaching agent is
alcohol
carbon dioxide
chlorine
sodium chlorine
Correct answer is C
No explanation has been provided for this answer.