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3151
A change in the temperature of a saturated solution disturbs the equilibrium between the
A.
Undissolved solute and the solvent
B.
Dissolved solute and the solvent
C.
Dissolved solute and the undissolved solute
D.
Dissolved solute and the solution
View Answer & Discuss (2)
WAEC 2015
3152
Which of the following statements about an electrochemical cell is correct? Oxidation occurs
A.
At the anode
B.
At the cathode
C.
Through the salt bridge
D.
In the aqueous solution
View Answer & Discuss (7)
WAEC 2015
3153
Consider the following reaction equation:
CuO
(s)
+ H
2(g)
\(\to\) Cu
(s)
+ H
2
O
(1)
Which substance is oxidized?
A.
Cu
B.
CuO
C.
H
2
D.
H
2
O
View Answer & Discuss (3)
WAEC 2015
3154
Which of the following metals is the strongest reducing agent?
A.
Sodium
B.
Silver
C.
Potassium
D.
Copper
View Answer & Discuss (7)
WAEC 2015
3155
The complete hydrogenation of benzene gives
A.
Cyclohexene
B.
Cyclohexane
C.
Hexene
D.
Hexane
View Answer & Discuss
WAEC 2015
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