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3166
The correct balanced equation for the reaction between aluminium metal and hot concentrated tetraoxosulphate(VI)acid is ?
A.
2AI
(s)
+ 6H
2
SO
4(1)
\(\to\) AI2(SO
4
)
3(aq)
+ 6H
2
O(1) + 3SO
2(g)
B.
2AI
(s)
+ 3H
2
SO
4(1)
\(\to\) AI
2
(SO
4
)
3(aq)
+ 6H
2
O(1) + 3SO
2(g)
C.
2AI
(s)
+ 4H
2
SO
4(1)
\(\to\) AI
2
(SO
4
)
3(aq)
+ 8H
2
O(1) + 3SO
2(g)
D.
2AI
(s)
+ 5H
2
SO
4(1)
\(\to\) AI
2
(SO
4
)
3(aq)
+ 8H
2
O(1) + 3SO
2(g)
View Answer & Discuss (2)
WAEC 2015
3167
Consider the following equilibrium system:
2SO
2(g)
+ O
2(g)
\(\rightleftharpoons\) 2SO
3(g)
The addition of more O
2(g)
to the system will shift the equilibrium position to the
A.
Right leading to the production of more SO
3(g)
B.
Right leading to the production of more SO
2(g)
C.
Left leading to the production of more SO
2(g)
D.
Left leading to the production of more SO
3(g)
View Answer & Discuss (1)
WAEC 2015
3168
The general formula of alkanones is
A.
RCHO
B.
RCOR'
C.
RCOOH
D.
RCOOR
View Answer & Discuss (17)
JAMB 2017
3169
The constituent common to duralumin and alnico is
A.
Co
B.
Mn
C.
Al
D.
Mg
View Answer & Discuss (1)
JAMB 2017
3170
The shape of the S-orbital is
A.
elliptical
B.
spiral
C.
circular
D.
spherical
View Answer & Discuss (4)
JAMB 2017
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