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ZnS + H2SO4 = ZnSH2SO4
K2CO3 + Fe2O3 + KNO3 = K2FeO3 + CO2 + NO2 =>
K2CO3 + Fe2O3 + 2 KNO3 = 2 K2FeO3 + CO2 + 2 NO2
C8H18 + N2O5 = H2O + CO2 + N2 =>
C8H18 + 5 N2O5 = 9 H2O + 8 CO2 + 5 N2
K2CrO4 + CH3COOH = CH3COOK + H2Cr2O7 + H2O =>
2 K2CrO4 + 4 CH3COOH = 4 CH3COOK + H2Cr2O7 + H2O
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
LiOH + CaF2 = Ca(OH)2 + LiF =>
2 LiOH + CaF2 = Ca(OH)2 + 2 LiF
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
NH4OH + Al2(SO4)3 = Al(OH)3 + (NH4)2SO4 =>
6 NH4OH + Al2(SO4)3 = 2 Al(OH)3 + 3(NH4)2SO4
Na2S + AgNO3 = NaNO3 + Ag2S =>
Na2S + 2 AgNO3 = 2 NaNO3 + Ag2S
Ca + H2OH = Ca(OH)2 + H2 =>
Ca + 2 H2OH = Ca(OH)2 + 2 H2
ZnS + H2SO4 = ZnSH2SO4 =>
ZnS + H2SO4 = ZnSH2SO4
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
M + HCl = MHCl =>
M + HCl = MHCl
Pb(NO3)3 + NH3 + H2O = Pb(OH)3 + NH4NO3 =>
Pb(NO3)3 + 3 NH3 + 3 H2O = Pb(OH)3 + 3 NH4NO3
K2Cr2O7 + H2SO4 + H2S = Cr2(SO4)3 + H2O + KHSO4 =>
4 K2Cr2O7 + 17 H2SO4 + 3 H2S = 4 Cr2(SO4)3 + 16 H2O + 8 KHSO4
Na2CO3 + Cr(NO3)3 + H2O = NaNO3 + Cr(OH)3 + H2CO3 =>
3 Na2CO3 + 2 Cr(NO3)3 + 6 H2O = 6 NaNO3 + 2 Cr(OH)3 + 3 H2CO3
HMnO4 + MgOH2 = MgMnO4 + MnO2 + H2O =>
4 HMnO4 + 3 MgOH2 = 3 MgMnO4 + MnO2 + 5 H2O
CuBr + H2SO4 = CuSO4 + SO2 + Br2 + H2O =>
2 CuBr + 4 H2SO4 = 2 CuSO4 + 2 SO2 + Br2 + 4 H2O
SnCl2 + KBr = KCl + SnBr2 =>
SnCl2 + 2 KBr = 2 KCl + SnBr2
Fe(SO4)3 + KI = FeSO4 + I2 + K2SO4 =>
Fe(SO4)3 + 4 KI = FeSO4 + 2 I2 + 2 K2SO4
SH2(g) + ClFe(s) = SFe(s)ClH2(g) =>
SH2(g) + ClFe(s) = SFe(s)ClH2(g)
Mn + HNO3(p) = Mn(NO3)2 + N2 + H2O =>
5 Mn + 12 HNO3(p) = 5 Mn(NO3)2 + N2 + 6 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C2H6CuO = C2H6OCu =>
C2H6CuO = C2H6OCu
NO2 + NaOH = Na2NO3 + H2O =>
NO2 + 2 NaOH = Na2NO3 + H2O
KClO3 + S + H2O = Cl2 + K2SO4 + H2SO4 =>
6 KClO3 + 5 S + 2 H2O = 3 Cl2 + 3 K2SO4 + 2 H2SO4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
HCe + CaCO3 = CaCe2 + H2O + CO2 =>
2 HCe + CaCO3 = CaCe2 + H2O + CO2
Al4Si4O10(OH)8 + HF = H2SiF6 + H3AlF6 + H2O =>
Al4Si4O10(OH)8 + 48 HF = 4 H2SiF6 + 4 H3AlF6 + 18 H2O
Na2S2O3 + Br2 + NaOH = NaBr + Na2SO4 + H2O =>
Na2S2O3 + 4 Br2 + 10 NaOH = 8 NaBr + 2 Na2SO4 + 5 H2O
PCl5 = PCl3 + Cl2(g) =>
PCl5 = PCl3 + Cl2(g)
MnAl(C2H3O2)3 = Mn(C2H3O2)3Al =>
MnAl(C2H3O2)3 = Mn(C2H3O2)3Al
C6H13COOH + C4H9OH = C6H13COOC4H9 + H2O =>
C6H13COOH + C4H9OH = C6H13COOC4H9 + H2O
H2O + SbO2 = Sb + OH =>
2 H2O + SbO2 = Sb + 4 OH
K2SO4 + H2O = H2SO4 + K2O =>
K2SO4 + H2O = H2SO4 + K2O
Co3O4 + HCl = CoCl2 + H2O + CoCl3 =>
Co3O4 + 8 HCl = CoCl2 + 4 H2O + 2 CoCl3
NaOH + NaH2SO4 = Na2HSO4 + H2O =>
NaOH + NaH2SO4 = Na2HSO4 + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na3PC4 + KCH = NaCH + K3PC4 =>
Na3PC4 + 3 KCH = 3 NaCH + K3PC4
Cr(OH)3 + KOH + Br2 = KBr + K2CrO4 + H2O =>
2 Cr(OH)3 + 10 KOH + 3 Br2 = 6 KBr + 2 K2CrO4 + 8 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
NH3(g) + H2O(l) = NO2(g) + H2(g) =>
2 NH3(g) + 4 H2O(l) = 2 NO2(g) + 7 H2(g)
Pb(NO{3+}){2+} + NaOH = Pb(OH){2+} + NaNO{3+} =>
Pb(NO{3+}){2+} + NaOH = Pb(OH){2+} + NaNO{3+}
AlCl3*6H2O + Na3PO4*12H2O = NaCl + AlPO4 + H2O =>
AlCl3*6H2O + Na3PO4*12H2O = 3 NaCl + AlPO4 + 18 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NaOH + PdNO3 = NaNO3 + OHPd =>
NaOH + PdNO3 = NaNO3 + OHPd
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