Balance the chemical reaction with Hit and trial method?
MnO2 + HCl MnCl2 + H2O + Cl2
Sn + NaOH + H2O Na2SnO3 + H2
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2
Answer:
excellent I'll try later ...........
Answered by
0
Reactions of Sn with hot NaOH:
Sn+2NaOH+H
2
O→Na
2
SnO
3
+H
2
Or
Sn+2NaOH+4H
2
O→Na
2
[Sn(OH)
6
]+2H
2
Similarly with Pb:
Pb+2NaOH+H
2
O→Na
2
PbO
3
+H
2
Or
Pb+2NaOH+4H
2
O→Na
2
[Pb(OH)
6
]+2H
2
Hence, the statement is ture.
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