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2 K2MnO4 + Fe2(SO4)3 = 2 FeSO4 + 2 KMnO4 + K2SO4
H2 + NaBr = Br + HNa =>
H2 + 2 NaBr = 2 Br + 2 HNa
Mn + OH{-} + O2 = MnO4{-} + H2O =>
4 Mn + 4 OH{-} + 7 O2 = 4 MnO4{-} + 2 H2O
copper(ii)hydroxide + hydrochloricacid = copper(ii)chloride + water =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
KMnO4 + H2SO4 + CH4 = K2SO4 + MnSO4 + H2O + CO2 =>
8 KMnO4 + 12 H2SO4 + 5 CH4 = 4 K2SO4 + 8 MnSO4 + 22 H2O + 5 CO2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
S + O3 = SO =>
3 S + O3 = 3 SO
Fe(NO3)2 + H2SO4 = FeSO4 + HNO3 =>
Fe(NO3)2 + H2SO4 = FeSO4 + 2 HNO3
Co(BrO4)3 = Co + BrO4 =>
Co(BrO4)3 = Co + 3 BrO4
Al3O3 + H2O = Al(OH)4 + H2 =>
Al3O3 + 9 H2O = 3 Al(OH)4 + 3 H2
KMnO4 + FeSO4(NH4)2(SO4)*6H2O + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 10 FeSO4(NH4)2(SO4)*6H2O + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 68 H2O
PbO2 + SO2 + HCl = PbCl2 + H2SO4 =>
PbO2 + SO2 + 2 HCl = PbCl2 + H2SO4
Br + C = Br4C =>
4 Br + C = Br4C
AlCl3 + (NH4)OH = AlOH + NH4Cl3 =>
AlCl3 + (NH4)OH = AlOH + NH4Cl3
KEuO4 + H2SO4 + KI = EuSO4 + H2O + I2 + K2SO4 =>
2 KEuO4 + 8 H2SO4 + 10 KI = 2 EuSO4 + 8 H2O + 5 I2 + 6 K2SO4
CH4 + FeO = CO + H2 + Fe =>
CH4 + FeO = CO + 2 H2 + Fe
Na2O + CaO = NaCa + O2 =>
2 Na2O + 4 CaO = 4 NaCa + 3 O2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
K2CO3 + HBr = KBr + CO2 + H2O =>
K2CO3 + 2 HBr = 2 KBr + CO2 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Zn + Ca{2} = Ca + Zn{2} =>
Zn + Ca{2} = Ca + Zn{2}
NO + NO2 + NaOH = H2O + NaNO2 =>
NO + NO2 + 2 NaOH = H2O + 2 NaNO2
C6H12O6 + H2O = C6H14 + H2O2 =>
C6H12O6 + 8 H2O = C6H14 + 7 H2O2
Cu + NHO2 = Cu(NO3)2 + NO + H2O =>
Cu + 8 NHO2 = Cu(NO3)2 + 6 NO + 4 H2O
Ca(NO3)2 + HfO2 = Hf(NO3)4 + CaO =>
2 Ca(NO3)2 + HfO2 = Hf(NO3)4 + 2 CaO
HC2H3O2 + NaCO3 = NaC2H3O2 + H2O + CO3 =>
11 HC2H3O2 + 12 NaCO3 = 12 NaC2H3O2 + 4 H2O + 10 CO3
K2Cr2O7 + NaOH + Na2S + H2O = Na2CrO4 + K3[Cr(OH)6] + S =>
3 K2Cr2O7 + 2 NaOH + 3 Na2S + 5 H2O = 4 Na2CrO4 + 2 K3[Cr(OH)6] + 3 S
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Fe + H2SO4 = H2 + Fe2(SO4)3 =>
2 Fe + 3 H2SO4 = 3 H2 + Fe2(SO4)3
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Cu + Fe(NO3)2 = Cu2NO3 + Fe =>
4 Cu + Fe(NO3)2 = 2 Cu2NO3 + Fe
H2SO4 + H2O = SO4 + H4O =>
H2SO4 + H2O = SO4 + H4O
SnO2 + H2O = SnOH4 + O2 =>
2 SnO2 + 4 H2O = 2 SnOH4 + 3 O2
Al + HNO3 = H2O + NH4NO3 + Al(NO3)2 =>
4 Al + 10 HNO3 = 3 H2O + NH4NO3 + 4 Al(NO3)2
Sn + HNO3 + HCl = SnCl4 + NO2 + H2O =>
Sn + 4 HNO3 + 4 HCl = SnCl4 + 4 NO2 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ag1 + (SO4)2 = Ag2SO4 =>
4 Ag1 + (SO4)2 = 2 Ag2SO4
CrO4 + H2O + S2 = Cr(OH)3 + SO42 =>
168 CrO4 + 252 H2O + 5 S2 = 168 Cr(OH)3 + 10 SO42
Dy + HNO3 = Dy(NO3)3 + NO + H2O =>
Dy + 4 HNO3 = Dy(NO3)3 + NO + 2 H2O
Cr2O3 + AgNO3 = Cr2NO3 + AgO3 =>
Cr2O3 + AgNO3 = Cr2NO3 + AgO3
KMnO4 + CH2CH2 + KOH = CH2(OH)CH2OH + K2MnO4 =>
2 KMnO4 + CH2CH2 + 2 KOH = CH2(OH)CH2OH + 2 K2MnO4
HClO3 + I2 + H2O = HIO3 + HCl =>
5 HClO3 + 3 I2 + 3 H2O = 6 HIO3 + 5 HCl
NaOH(s) + HCl(g) = NaCl(s) + H2O(g) =>
NaOH(s) + HCl(g) = NaCl(s) + H2O(g)
S + O = SO2 =>
S + 2 O = SO2
C2H4 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Ba + Na2SO4 = Ba(SO4)2 + Na =>
Ba + 2 Na2SO4 = Ba(SO4)2 + 4 Na
NH2CH2COOH + H2SO4 = NH3 + CO2 + H2O + SO2 =>
NH2CH2COOH + 3 H2SO4 = NH3 + 2 CO2 + 4 H2O + 3 SO2
Pb(NO3)2 + NH3 = PbNH3 + NO3 =>
Pb(NO3)2 + NH3 = PbNH3 + 2 NO3
HNO3(aq) + Sr(OH)2(aq) = H2O(l) + Sr(NO3)2(aq) =>
2 HNO3(aq) + Sr(OH)2(aq) = 2 H2O(l) + Sr(NO3)2(aq)
Sr(NO3)2 + (NH4)2C2O4 = SrC2O4 + (NH4)(NO3) =>
Sr(NO3)2 + (NH4)2C2O4 = SrC2O4 + 2(NH4)(NO3)
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