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Sn(NO3)2 + 4 HNO3 = Sn(NO3)4 + 2 NO2 + 2 H2O
MgSO4 + NaCO2 = MgCO2 + NaSO4 =>
MgSO4 + NaCO2 = MgCO2 + NaSO4
CaI2(aq) + Na2CO3(aq) = Ca(CO3)2 + Na2I =>
CaI2(aq) + 2 Na2CO3(aq) = Ca(CO3)2 + 2 Na2I
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH4{+} = N2 + H{+} + {-} =>
2 NH4{+} = N2 + 8 H{+} + 6e
LiOH(aq) + H2NO2(aq) = H2O(l) + Li2NO2(aq) =>
2 LiOH(aq) + H2NO2(aq) = 2 H2O(l) + Li2NO2(aq)
NaBr + FeCl3 = FeCl2 + NaCl + Br2 =>
2 NaBr + 2 FeCl3 = 2 FeCl2 + 2 NaCl + Br2
S + O + NaOH = Na2SO4 + H2O =>
S + 3 O + 2 NaOH = Na2SO4 + H2O
KBr + H2SO4 = K2SO4 + Br2 + O2S + H2O =>
2 KBr + 2 H2SO4 = K2SO4 + Br2 + O2S + 2 H2O
Ti(s) + O2(g) = Ti2O3(s) =>
4 Ti(s) + 3 O2(g) = 2 Ti2O3(s)
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + CaNO3 =>
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + CaNO3
Na2S2O3 + Br2 + H2O = Na2SO4 + HBr + H2SO4 =>
Na2S2O3 + 4 Br2 + 5 H2O = Na2SO4 + 8 HBr + H2SO4
MnI2 + F = MnF3 + IF5 =>
MnI2 + 13 F = MnF3 + 2 IF5
C2H3NaO2 + H2O + NaCl = C2H5 + Na2O2 + Cl =>
2 C2H3NaO2 + 2 H2O + 4 NaCl = 2 C2H5 + 3 Na2O2 + 4 Cl
OH + C6H6O = H2O + CO2 =>
28 OH + C6H6O = 17 H2O + 6 CO2
P + O22 = P2O5 =>
44 P + 5 O22 = 22 P2O5
CaCO + LiN = LiCO + CaN =>
CaCO + LiN = LiCO + CaN
MgSO3 + Li = Mg + Li2SO3 =>
MgSO3 + 2 Li = Mg + Li2SO3
Ca(NO3)2 + H2 = Ca + HNO3 =>
Ca(NO3)2 + H2 = Ca + 2 HNO3
NH4 + H2O2 = HNO3 + H2O =>
2 NH4 + 9 H2O2 = 2 HNO3 + 12 H2O
Cu(NO3)3 + FeO2 = Fe(NO3)3 + CuO2 =>
Cu(NO3)3 + FeO2 = Fe(NO3)3 + CuO2
AgNO3 + Zn(C2H3O2)2 = ZnNO3 + Ag(C2H3O2)2 =>
AgNO3 + Zn(C2H3O2)2 = ZnNO3 + Ag(C2H3O2)2
Zn + K3PO4 = Zn3(PO4)2 + K =>
3 Zn + 2 K3PO4 = Zn3(PO4)2 + 6 K
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
CaOH + HCH3COO = H2O + CaCH3COO =>
CaOH + HCH3COO = H2O + CaCH3COO
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
CH3CCH2CH3 + Na = CH3CCNa + H2 =>
3 CH3CCH2CH3 + 4 Na = 4 CH3CCNa + 6 H2
HF + Na(OH) = NaF + H2O =>
HF + Na(OH) = NaF + H2O
Na2Cr2O7 + HCl + PbO = NaCl + CrCl3 + H2O + PbCl4 =>
Na2Cr2O7 + 20 HCl + 3 PbO = 2 NaCl + 2 CrCl3 + 10 H2O + 3 PbCl4
C3H4S + O2 = CO2 + H2O + SO2 =>
C3H4S + 5 O2 = 3 CO2 + 2 H2O + SO2
NH4Cl + Ag2SO4 = (NH4)2SO4 + AgCl =>
2 NH4Cl + Ag2SO4 = (NH4)2SO4 + 2 AgCl
WO3 + S = WS2 + O =>
WO3 + 2 S = WS2 + 3 O
Ca(NO3)2 + H2 = Ca + H2O + NO2 =>
Ca(NO3)2 + 2 H2 = Ca + 2 H2O + 2 NO2
Na(OH) + H3(PO4) = Na3(PO4) + H2O =>
3 Na(OH) + H3(PO4) = Na3(PO4) + 3 H2O
C = C3 =>
3 C = C3
Mg + HOH = MgO + H2 =>
Mg + HOH = MgO + H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HBr(aq) + H2SO4(aq) = SO2(g) + Br2(l) + H2O(l) =>
2 HBr(aq) + H2SO4(aq) = SO2(g) + Br2(l) + 2 H2O(l)
PF5(g) + H2O(l) = PF5H2 + O2 =>
2 PF5(g) + 2 H2O(l) = 2 PF5H2 + O2
Zn + NaOH + H2O = Na4[Zn(OH)6] + H2 =>
Zn + 4 NaOH + 2 H2O = Na4[Zn(OH)6] + H2
Cr(NO3)2 + Ag = Cr + AgNO3 =>
Cr(NO3)2 + 2 Ag = Cr + 2 AgNO3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Fe(OH)2 + H2CO3 = H2O + Fe2(CO3)2 =>
2 Fe(OH)2 + 2 H2CO3 = 4 H2O + Fe2(CO3)2
CH3COOH + CH3(CH2)2CH2OH = CH3CH2COO(CH2)3CH3 + H2O =>
4 CH3COOH + 5 CH3(CH2)2CH2OH = 4 CH3CH2COO(CH2)3CH3 + 5 H2O
HCHO + MnO4 = HCOOH + MnO2 =>
2 HCHO + MnO4 = 2 HCOOH + MnO2
CuSO4 + H2O + Zn = Cu + H2SO4 + ZnO =>
CuSO4 + H2O + Zn = Cu + H2SO4 + ZnO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaLaMnReO6 + NaH = CaLaMnReO5H + NaO =>
CaLaMnReO6 + NaH = CaLaMnReO5H + NaO
TiO2 + CaCO3 + CuO = CaCu3Ti4O12 + CO2 =>
4 TiO2 + CaCO3 + 3 CuO = CaCu3Ti4O12 + CO2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
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