WAEC – Chemistry- 1995
This quiz consists of over 50 WAEC Chemistry past questions and answers. The answers are well explained. Retake the quiz as many times as you feel the need. Success!
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#1 if an element X with electronic configuration 2,8,3, combines with another element Z with electronic configuratioin 2,8,6, the compound formed will have formula
#2 A beta particle is represented as
#3 If a solid has a low melting point and dissolves readily in benzene, it would probably
contain strong electrostatic forces of attraction
have covalent bonding
absorb moisture on exposure to air
conduct electricity in the molten state
dissolve in water
#4 Which of the following molecules is linear in shape?
#5 Which of the following cannot be deduced from the electronic configuration of a transition metal?
Physical properties of the metal
Variable oxidation states
position in the Periodic Table
ability to form complex ions
possession of magnetic property