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H2S + MnO2 = MnO + S + H2O
K2Cr2O7 + H2SO4 + H2O2 = CrO5 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 4 H2O2 = 2 CrO5 + K2SO4 + 5 H2O
Na2CO3*10H2O + CH3COOH = NaCH3COO + H2O + CO2 =>
Na2CO3*10H2O + 2 CH3COOH = 2 NaCH3COO + 11 H2O + CO2
Br2 + Mg(OH)2 = MgBr2 + Mg(BrO3)2 + H2O =>
6 Br2 + 6 Mg(OH)2 = 5 MgBr2 + Mg(BrO3)2 + 6 H2O
Ca + Fe2{+} = Ca2{+} + Fe =>
2 Ca + Fe2{+} = Ca2{+} + 2 Fe
Mg + HCI = MgHCI =>
Mg + HCI = MgHCI
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Ca(s) + NaOH(aq) = Na2CaO2(s) + H2(g) =>
Ca(s) + 2 NaOH(aq) = Na2CaO2(s) + H2(g)
NaHSO3 + Zn = Na2S2O4 + Zn(OH)2 =>
2 NaHSO3 + Zn = Na2S2O4 + Zn(OH)2
HN3 + HNO3 = N2 + H2O =>
5 HN3 + HNO3 = 8 N2 + 3 H2O
S + HCl = SCl2 + H2 =>
S + 2 HCl = SCl2 + H2
KOH + Sr(NO3)2 = KNO3 + Sr(OH)2 =>
2 KOH + Sr(NO3)2 = 2 KNO3 + Sr(OH)2
Ba(NO3)2 + Ag2SO4 = BaSO4 + AgNO3 =>
Ba(NO3)2 + Ag2SO4 = BaSO4 + 2 AgNO3
Mg(NO3)2 + NH3 = Mg(NH3)2 + NO3 =>
Mg(NO3)2 + 2 NH3 = Mg(NH3)2 + 2 NO3
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
TiCl4 + CO2 = TiO + Cl2 + C =>
2 TiCl4 + CO2 = 2 TiO + 4 Cl2 + C
HC2H3O2(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + NaC2H3O2(aq) =>
2 HC2H3O2(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + 2 NaC2H3O2(aq)
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HClO4 + Cd = CdCl2O8 + H2 =>
2 HClO4 + Cd = CdCl2O8 + H2
CH3CH2NH2 + HBr = CH3CH2Br + NH3 =>
CH3CH2NH2 + HBr = CH3CH2Br + NH3
Na3N + O2 = Na2O + N2 =>
4 Na3N + 3 O2 = 6 Na2O + 2 N2
Hg2S + O2 = Hg + SO2 =>
Hg2S + O2 = 2 Hg + SO2
Mg(NO3)2 + KOH = Mg(OH)2 + NO3K =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 NO3K
H2Te + H2SO4 = TeO2 + SO2 + H2O =>
H2Te + 3 H2SO4 = TeO2 + 3 SO2 + 4 H2O
Nb6Cl14*7H2O + AgNO3 = AgCl + NbCl2 + Nb(NO3)3 + H2O =>
Nb6Cl14*7H2O + 6 AgNO3 = 6 AgCl + 4 NbCl2 + 2 Nb(NO3)3 + 7 H2O
CH3CH2NH2 + CO2 + H2O = (CH3CH2NH3)HCO3 =>
CH3CH2NH2 + CO2 + H2O = (CH3CH2NH3)HCO3
AgBr + O2 = BrO2 + Ag =>
AgBr + O2 = BrO2 + Ag
Sr(s) + H2O(l) = H2(g) + SrO(s) =>
Sr(s) + H2O(l) = H2(g) + SrO(s)
P2O5 = P + O2 =>
2 P2O5 = 4 P + 5 O2
NiC2O4*2H2O + O2 = NiO + H2O + CO2 =>
2 NiC2O4*2H2O + O2 = 2 NiO + 4 H2O + 4 CO2
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCHO + H2O =>
Cr2O7{-2} + 3 CH3OH + 8 H{+} = 2 Cr{3+} + 3 HCHO + 7 H2O
S2O3 + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3 + 3 Br2 + 5 H2O = 2 SO4{2-} + 6 Br{-} + 10 H{+}
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Au + C = AuC =>
Au + C = AuC
Ca(OH)2 + NH4 = Ca + NH3 + H2O =>
Ca(OH)2 + 2 NH4 = Ca + 2 NH3 + 2 H2O
CH3CH2CH2OH + CH3CH2CH2COOH = CH3CH2CH2COOCH3 + H2O =>
CH3CH2CH2OH + 3 CH3CH2CH2COOH = 3 CH3CH2CH2COOCH3 + H2O
MgI2 + Na2CO3 = MgCO3 + I2Na2 =>
MgI2 + Na2CO3 = MgCO3 + I2Na2
C18H38(s) + O2(g) = CO2(g) + H2O(g) =>
2 C18H38(s) + 55 O2(g) = 36 CO2(g) + 38 H2O(g)
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4 + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4 + 2 NaNO3(aq)
S + H2O2 = SO3 + H2O =>
S + 3 H2O2 = SO3 + 3 H2O
H2 + Si = Si2H3 =>
3 H2 + 4 Si = 2 Si2H3
CN2 = C + N2 =>
CN2 = C + N2
ZnCl2 + CH3COONa = (CH3COO)2Zn + NaCl =>
ZnCl2 + 2 CH3COONa = (CH3COO)2Zn + 2 NaCl
HF(aq) = H(aq) + F(aq) =>
HF(aq) = H(aq) + F(aq)
Cl2 + RbI = ClI + Rb =>
Cl2 + 2 RbI = 2 ClI + 2 Rb
FeCl2 + H2O + CO2 = FeCO3 + HCl =>
FeCl2 + H2O + CO2 = FeCO3 + 2 HCl
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Cr(OH)4 = CrO2 + H2O =>
Cr(OH)4 = CrO2 + 2 H2O
NaOH(s) + H2SO4(ac) = Na2SO4(ac) + H2O(l) =>
2 NaOH(s) + H2SO4(ac) = Na2SO4(ac) + 2 H2O(l)
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