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4 H2SO4 + 3 Zn = 3 ZnSO4 + S + 4 H2O
NHO3 + Zn = NO2 + H2O + Zn(NO3)2 =>
4 NHO3 + Zn = 2 NO2 + 2 H2O + Zn(NO3)2
C6H5MgBr + CS2 = C6H5CS2MgBr =>
C6H5MgBr + CS2 = C6H5CS2MgBr
Cl2O4 + O2Br2 = Cl2 + O2Br =>
Cl2O4 + 2 O2Br2 = Cl2 + 4 O2Br
PbOHNO3 + HNO3 = Pb(NO3)2 + H2O =>
PbOHNO3 + HNO3 = Pb(NO3)2 + H2O
Al + O2 + H2 = AlOH3 =>
2 Al + O2 + 3 H2 = 2 AlOH3
C5H10O + NaBH4 = C5H10OH + NaBH =>
3 C5H10O + NaBH4 = 3 C5H10OH + NaBH
SrSO4 + HCl = SrCl2 + H2O + SO3 =>
SrSO4 + 2 HCl = SrCl2 + H2O + SO3
MgCl2 + CH3COOH = Mg(CH3COO)2 + HCl =>
MgCl2 + 2 CH3COOH = Mg(CH3COO)2 + 2 HCl
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CH3COOCH3NH3 = CH3COOHCH3NH2 =>
CH3COOCH3NH3 = CH3COOHCH3NH2
Ba(s) + H2O(l) = Ba(OH)3(ac) + H2(g) =>
2 Ba(s) + 6 H2O(l) = 2 Ba(OH)3(ac) + 3 H2(g)
C6H5COOCH3 + O2 = CO2 + H2O =>
C6H5COOCH3 + 9 O2 = 8 CO2 + 4 H2O
H2SO4 + Zn = ZnSO4 + S + H2O =>
4 H2SO4 + 3 Zn = 3 ZnSO4 + S + 4 H2O
BrF5 + Br2 = BrF =>
BrF5 + 2 Br2 = 5 BrF
Cd(s) + Sn(SO4)2(aq) = Sn(s) + CdSO4(aq) =>
2 Cd(s) + Sn(SO4)2(aq) = Sn(s) + 2 CdSO4(aq)
H2SO4 + MgS = MgSO4 + H2O + SO2 =>
4 H2SO4 + MgS = MgSO4 + 4 H2O + 4 SO2
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s) =>
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s)
AlB3 + AgNO3 = AlNO3 + AgB3 =>
AlB3 + AgNO3 = AlNO3 + AgB3
HC2H + O2 = H2O + CO2 =>
2 HC2H + 5 O2 = 2 H2O + 4 CO2
H2SO4 + N2O5 = N + SO4 + H2O =>
5 H2SO4 + N2O5 = 2 N + 5 SO4 + 5 H2O
Br2 + KJ = KBr + J2 =>
Br2 + 2 KJ = 2 KBr + J2
Zn + Ha = ZnHa2 =>
Zn + 2 Ha = ZnHa2
Na + ZnSO4 = Na2SO4 + Zn =>
2 Na + ZnSO4 = Na2SO4 + Zn
Ca + Mn(OH)2 = Ca(OH)2 + Mn =>
Ca + Mn(OH)2 = Ca(OH)2 + Mn
SrO2 + H2O = SrOH + O2 =>
4 SrO2 + 2 H2O = 4 SrOH + 3 O2
Na2SO3 + H2CO3 = Na2CO3 + H2SO3 =>
Na2SO3 + H2CO3 = Na2CO3 + H2SO3
Na + ZnSO4 = Na2SO4 + Zn =>
2 Na + ZnSO4 = Na2SO4 + Zn
NiCl2 + NaO4 = NiO4 + Cl2Na =>
NiCl2 + NaO4 = NiO4 + Cl2Na
Fe(CN)6{4-} + Fe{3+} = Fe4(Fe(CN)6)3 =>
3 Fe(CN)6{4-} + 4 Fe{3+} = Fe4(Fe(CN)6)3
HgCl2 + HCl + As = HHg + AsCl2 =>
2 HgCl2 + 2 HCl + 3 As = 2 HHg + 3 AsCl2
C3H8 + Cl2 = C3H6Cl2 + HCl =>
C3H8 + 2 Cl2 = C3H6Cl2 + 2 HCl
MgBr2(aq) + Pb(NO3)2(aq) = Mg(NO3)2(aq) + PbBr2(s) =>
MgBr2(aq) + Pb(NO3)2(aq) = Mg(NO3)2(aq) + PbBr2(s)
CH3OHCH(COOH)2 + NaOH = CH3OHCH(COONa)2 + H2O =>
CH3OHCH(COOH)2 + 2 NaOH = CH3OHCH(COONa)2 + 2 H2O
Mg3(PO4)2(s) + H2SO4(aq) = MgSO4(aq) + H3PO4(aq) =>
Mg3(PO4)2(s) + 3 H2SO4(aq) = 3 MgSO4(aq) + 2 H3PO4(aq)
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
CaO + NH4Cl = NH3 + CaOHCl =>
CaO + NH4Cl = NH3 + CaOHCl
H3PO3 + H2SO4 = H3PO4 + H2O + SO2 =>
H3PO3 + H2SO4 = H3PO4 + H2O + SO2
HCl + I = ICl3 + H2 =>
6 HCl + 2 I = 2 ICl3 + 3 H2
Fe(s) + Sn(NO3)4 = Fe(NO3)3 + Sn =>
4 Fe(s) + 3 Sn(NO3)4 = 4 Fe(NO3)3 + 3 Sn
Sn{4+} + Sb = Sb{3+} + Sn{2+} =>
3 Sn{4+} + 2 Sb = 2 Sb{3+} + 3 Sn{2+}
SnS + K2S + O2 + H2O = K2SnS3 + K2SnS(OH)6 =>
4 SnS + 4 K2S + 3 O2 + 6 H2O = 2 K2SnS3 + 2 K2SnS(OH)6
Sn + H2O + KOH = K2[Sn(OH)4] + H2 =>
Sn + 2 H2O + 2 KOH = K2[Sn(OH)4] + H2
H2SO4 + MgS = MgSO4 + H2O + SO2 =>
4 H2SO4 + MgS = MgSO4 + 4 H2O + 4 SO2
Ba(HCO3)2 + HCl = BaCl2 + CO2 + H2O =>
Ba(HCO3)2 + 2 HCl = BaCl2 + 2 CO2 + 2 H2O
H2SO4 + Br = H2Br + SO4 =>
H2SO4 + Br = H2Br + SO4
MnO(OH)2 + I{-} + H{+} = Mn{2+} + I2 + H2O =>
MnO(OH)2 + 2 I{-} + 4 H{+} = Mn{2+} + I2 + 3 H2O
C24H34N2O + O2 = CO2 + NH3 + H2O =>
2 C24H34N2O + 61 O2 = 48 CO2 + 4 NH3 + 28 H2O
CrO2 + Li = CrO + Li2O =>
CrO2 + 2 Li = CrO + Li2O
C8H16 + O = CO2 + H2O =>
C8H16 + 24 O = 8 CO2 + 8 H2O
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