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2 NaOH + H2SO4 = 2 H2O + Na2SO4
Sn(OH)2 + H2S = SnS + H2O =>
Sn(OH)2 + H2S = SnS + 2 H2O
K2[HgI4] + KOH + NH4Cl = [Hg2NH2I2]I + KCl + KI + H2O =>
2 K2[HgI4] + 2 KOH + NH4Cl = [Hg2NH2I2]I + KCl + 5 KI + 2 H2O
Na2O + H2CO3 = Na2CO3 + H2O =>
Na2O + H2CO3 = Na2CO3 + H2O
Nb2O5 + NaHSO4 = Nb2(SO4)5 + Na2SO4 + H2O =>
Nb2O5 + 10 NaHSO4 = Nb2(SO4)5 + 5 Na2SO4 + 5 H2O
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
CaCO3 + CH5COOH = Ca(CH3COO)2 + CO2 + H2O =>
5 CaCO3 + 8 CH5COOH = 5 Ca(CH3COO)2 + CO2 + 9 H2O
CH3COONa + HCl = NaCl + CH3COOH =>
CH3COONa + HCl = NaCl + CH3COOH
CaCO + SiO = CaO + SiCO =>
CaCO + SiO = CaO + SiCO
NaCrO2 + I2 + NaOH = NaCrO4 + NaI + H2O =>
NaCrO2 + 2 I2 + 4 NaOH = NaCrO4 + 4 NaI + 2 H2O
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
HF + Mg(OH)2 = H2O + MgF2 =>
2 HF + Mg(OH)2 = 2 H2O + MgF2
SO = S8 + O2 =>
8 SO = S8 + 4 O2
Ca3(PO4)2 + AgNO3 = CaNO3 + Ag3(PO4)2 =>
Ca3(PO4)2 + 3 AgNO3 = 3 CaNO3 + Ag3(PO4)2
La2O3 + TiO2 = La2Ti2O7 =>
La2O3 + 2 TiO2 = La2Ti2O7
SO3 + FeO = SO4 + Fe =>
SO3 + FeO = SO4 + Fe
NiS2 + H2SO4 = NiSO4 + HS =>
NiS2 + H2SO4 = NiSO4 + 2 HS
KOH + HCI = HOH + KCI =>
KOH + HCI = HOH + KCI
FeO + ZnO = ZnFeO2 =>
FeO + ZnO = ZnFeO2
NCl2 + NaOH = N(OH)2 + NaCl =>
NCl2 + 2 NaOH = N(OH)2 + 2 NaCl
NaOH + CH3COOH = CH3COONa + H2O =>
NaOH + CH3COOH = CH3COONa + H2O
HN(CH2)5CO + O2 = N2 + CO3 + H2O =>
4 HN(CH2)5CO + 45 O2 = 2 N2 + 24 CO3 + 22 H2O
FeO + SO2 = FeO2 + SO =>
FeO + SO2 = FeO2 + SO
NH3 + O2 = H2O + N2 =>
4 NH3 + 3 O2 = 6 H2O + 2 N2
Cs + Se = CsSe =>
Cs + Se = CsSe
Li2S + Cu(No3)2 = LiNo3 + CuS =>
Li2S + Cu(No3)2 = 2 LiNo3 + CuS
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
P4 + MgCl2 = Mg3P2 + Cl =>
P4 + 6 MgCl2 = 2 Mg3P2 + 12 Cl
silver + iodine = silveriodide =>
2 Ag + I2 = 2 AgI
NH4Cl + CaCO3 = CaCl2 + CO2 + H2O + NH3 =>
2 NH4Cl + CaCO3 = CaCl2 + CO2 + H2O + 2 NH3
K2S + MgSO4 = MgS + K2SO4 =>
K2S + MgSO4 = MgS + K2SO4
Y2 + H2O = HYO3 + HY =>
3 Y2 + 3 H2O = HYO3 + 5 HY
Cu + AgNo3 = (Cu(No3))2 + Ag =>
2 Cu + 2 AgNo3 = (Cu(No3))2 + 2 Ag
CH4*C6H6 = C6H5CH3 + H2 =>
CH4*C6H6 = C6H5CH3 + H2
HgS + H2SO4 = HgSO4 + SO2 + H2O =>
HgS + 4 H2SO4 = HgSO4 + 4 SO2 + 4 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Pb(NO3)2 + HI = PbI2 + NO3H =>
Pb(NO3)2 + 2 HI = PbI2 + 2 NO3H
P4 + MgCl3 = Mg3P2 + Cl =>
P4 + 6 MgCl3 = 2 Mg3P2 + 18 Cl
NiS2 + H2SO4 = NiSO4 + HS =>
NiS2 + H2SO4 = NiSO4 + 2 HS
C12H10O + O2 = H2O + CO2 =>
C12H10O + 14 O2 = 5 H2O + 12 CO2
CuSO4 + Na2CO3 = CuCO3 + SO4Na2 =>
CuSO4 + Na2CO3 = CuCO3 + SO4Na2
BaNO3 + H2SO4 = BaSO4 + H2 + NO3 =>
BaNO3 + H2SO4 = BaSO4 + H2 + NO3
Ni(OH)2 + HI = NiI2 + H2O =>
Ni(OH)2 + 2 HI = NiI2 + 2 H2O
Ca(OH)2 + CH3CO2H = Ca(CH3CO2)2 + H2O =>
Ca(OH)2 + 2 CH3CO2H = Ca(CH3CO2)2 + 2 H2O
Ni(OH)4 + HClO4 = Ni(ClO4)4 + H2O =>
Ni(OH)4 + 4 HClO4 = Ni(ClO4)4 + 4 H2O
Mn7SiO12 + HCO3 = MnCO3 + SiO2 + O2 + H2O =>
4 Mn7SiO12 + 28 HCO3 = 28 MnCO3 + 4 SiO2 + 13 O2 + 14 H2O
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