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 following atoms of carbon 126C, 136C and 146C can be described as?
Allotropes
Isomers
Isotopes
Isotones
Correct answer is C
No explanation has been provided for this answer.
N2O4(aq) ⇌ 2NO2(g) △H = +ve
In the reaction above, an increase in temperature will
Increase the reactant production
Increase the value of the equilibrium constant
Shift the equilibrium to the left
Decrease the value of the equilibrium constant
Correct answer is B
No explanation has been provided for this answer.
CH4(g) + CI2(g) → CH2CI(s) + HCIg
The major factor that influences the rate of the reaction above is
Concentration
Catalyst
Temperature
Light
Correct answer is D
No explanation has been provided for this answer.
From the diagram above, an ideal gas can be represented by
K
M
L
N
Correct answer is D
see diagram in textbook
The curve depicts titration between a strong acid of pH
Strong acid and strong base
Strong acid and weak base
Weak acid and weak base
Weak acid and strong base
Correct answer is B
No explanation has been provided for this answer.