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 statements is correct about ionization energy? It
decreases across the periods
results in the formation of an anion
causes Metalic nuclei to disintegrate
decreases down the group
Correct answer is D
No explanation has been provided for this answer.
Which of the following species has the largest ionic radius
S2−
K+
CI−
Ca2+
Correct answer is A
No explanation has been provided for this answer.
0.01 mol dm−3
0.05 mol dm−3
0.10 mol dm−3
0.50 mol dm−3
Correct answer is B
No explanation has been provided for this answer.
hydrogen chloride gas was released in the reactions in both titrations
the titer values obtained from the titration are equal
the tirer value obtained by X is twice that of Y
the titer value obtained by Y is twice that of X
Correct answer is B
No explanation has been provided for this answer.