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JAMB - Chemistry (1980 - No. 8)
Which of the following reactions is correct as as written?
FeCl
2
+ 3NH
4
OH → Fe(OH)
3
+ 3NH
4
Cl
Pb
2
O
3
+ 4HCl → PbCl
2
+ 2H
2
O
PbNO
3
+ H
2
S → PbS + 2HNO
3
NaOH + H
2
SO
4
→ NaHSO
4
+H
2
O
2NH
4
NO
3
→ N
2
+ 2H
2
O
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