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Sn + NaOH + 4 H2O = Na[Sn(OH)5] + 2 H2
Cd + Sn(SO4)2 = Sn + CdSO4 =>
2 Cd + Sn(SO4)2 = Sn + 2 CdSO4
PbS + Ca = CaS + Pb =>
PbS + Ca = CaS + Pb
AgNO3 + HI = AgI + HNO3 =>
AgNO3 + HI = AgI + HNO3
KClO3 + HI + H2SO4 = KHSO4 + HCl + I2 + H2O =>
KClO3 + 6 HI + H2SO4 = KHSO4 + HCl + 3 I2 + 3 H2O
MnC2O4(H2O) + O2 = Mn3O4 + H2O + CO2 =>
3 MnC2O4(H2O) + 2 O2 = Mn3O4 + 3 H2O + 6 CO2
Mg3P2 + AlBr3 = MgBr2 + AlP =>
Mg3P2 + 2 AlBr3 = 3 MgBr2 + 2 AlP
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Ba(OH)2 + H3AsO4 = H2O + Ba3(AsO4)2 =>
3 Ba(OH)2 + 2 H3AsO4 = 6 H2O + Ba3(AsO4)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuI + I2 = CuI2 =>
2 CuI + I2 = 2 CuI2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Be + O2 = BeO2 =>
Be + O2 = BeO2
HCl + CaSO4 = CaCl2 + H2O + SO3 =>
2 HCl + CaSO4 = CaCl2 + H2O + SO3
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
H2CrO4 + Al = Al(CrO4)3 + H2 =>
3 H2CrO4 + Al = Al(CrO4)3 + 3 H2
KOH + MgO = K2O + Mg(OH)2 =>
2 KOH + MgO = K2O + Mg(OH)2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
K2C2O4 + H2SO4 = CO2 + K2SO4 + CH2O2 =>
K2C2O4 + H2SO4 = CO2 + K2SO4 + CH2O2
Cl2 + LiBr = LiCl + Br2 =>
Cl2 + 2 LiBr = 2 LiCl + Br2
(NH4)2CO3 + Ca(OH)2 = CaCO3 + H2O + NH3(g) =>
(NH4)2CO3 + Ca(OH)2 = CaCO3 + 2 H2O + 2 NH3(g)
Mg(NO3)2 + NaPO4 = Na(NO3) + Mg(PO4)2 =>
Mg(NO3)2 + 2 NaPO4 = 2 Na(NO3) + Mg(PO4)2
H + P = HP =>
H + P = HP
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
NH3 = N2H6 =>
2 NH3 = N2H6
H2CO3 + Fe(OH)3 = Fe(OH)CO3 + H2O =>
H2CO3 + Fe(OH)3 = Fe(OH)CO3 + 2 H2O
P + I = PI3 =>
P + 3 I = PI3
PbO2(cry) = PbO(cr) + O2(g) =>
2 PbO2(cry) = 2 PbO(cr) + O2(g)
SO2 + H3PO4 = S3(PO4)4 + H2O =>
3 SO2 + 4 H3PO4 = S3(PO4)4 + 6 H2O
Mg + Hg(NO3)2 = Mg(NO3)2 + Hg =>
Mg + Hg(NO3)2 = Mg(NO3)2 + Hg
Al(OH)3 + HSIO3 = Al(SIO3)3 + H2O =>
Al(OH)3 + 3 HSIO3 = Al(SIO3)3 + 3 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
PbBr4 + Li3P = Pb3P4 + LiBr =>
3 PbBr4 + 4 Li3P = Pb3P4 + 12 LiBr
H2SO4 + Pb(OH)2 = (PbOH)2(SO4) + H2O =>
H2SO4 + 2 Pb(OH)2 = (PbOH)2(SO4) + 2 H2O
NaHCO3 + KOH = KHCO3 + NaOH =>
NaHCO3 + KOH = KHCO3 + NaOH
(MgOH)2CO3 = MgO + H2O + CO2 =>
(MgOH)2CO3 = 2 MgO + H2O + CO2
KI + H2O2 = KIH + O2 =>
2 KI + H2O2 = 2 KIH + O2
Al2(SO4)3 + KAl(SO4)2*12H2O = Al2O3 + K2SO4 + H2SO4 =>
7 Al2(SO4)3 + 2 KAl(SO4)2*12H2O = 8 Al2O3 + K2SO4 + 24 H2SO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Si02 = Si =>
Si02 = 2 Si
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
HCO3 + HCl = H2O + CO2 + Cl =>
HCO3 + HCl = H2O + CO2 + Cl
(CuCl2)2 + KOH = Cu(OH)2 + KCl =>
(CuCl2)2 + 4 KOH = 2 Cu(OH)2 + 4 KCl
S{-2} + Ba{+2} = Ba2S2 =>
2 S{-2} + 2 Ba{+2} = Ba2S2
C9H10HBr + NaOH = C9H10O + NaBr + H =>
C9H10HBr + NaOH = C9H10O + NaBr + 2 H
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
K2MnO4 + KCl + H2SO4 = MnSO4 + KHSO4 + Cl2 + H2O =>
K2MnO4 + 4 KCl + 7 H2SO4 = MnSO4 + 6 KHSO4 + 2 Cl2 + 4 H2O
KNO3 + I = KI + NO3 =>
KNO3 + I = KI + NO3
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