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3 Na2SO3 + 2 KMnO4 + H2O = 2 MnO2 + 2 KOH + 3 Na2SO4
NaI + Pb(NO3)2 = PbI2 + NaNO3 =>
2 NaI + Pb(NO3)2 = PbI2 + 2 NaNO3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 Al + K2Cr2O7 + 7 H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
CH4 + Cl2 = CHCl + HCl =>
CH4 + 2 Cl2 = CHCl + 3 HCl
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AgNO3 + SrI2 = AgI2 + SrNO3 =>
AgNO3 + SrI2 = AgI2 + SrNO3
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
MnO2 + KBr + H2So4 = Br2 + MnSo4 + K2So4 + H2O =>
MnO2 + 2 KBr + 2 H2So4 = Br2 + MnSo4 + K2So4 + 2 H2O
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
FES(s) + HCl(aq) = FECl2(aq) + H2S(g) =>
FES(s) + 2 HCl(aq) = FECl2(aq) + H2S(g)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
FES(s) + HCl(aq) = FECl2(aq) + H2S(g) =>
FES(s) + 2 HCl(aq) = FECl2(aq) + H2S(g)
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
FES(s) + HCl(aq) = FECl2(aq) + H2S(g) =>
FES(s) + 2 HCl(aq) = FECl2(aq) + H2S(g)
CH3COH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3COH + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl3 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 2 Cl3 + 7 H2O
CH3COH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3COH + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
Mg(NO3)2(ac) + Na2CO3(ac) = NaNO3(ac) + MgCO3(s) =>
Mg(NO3)2(ac) + Na2CO3(ac) = 2 NaNO3(ac) + MgCO3(s)
C6H13NO5 + O2 = CO2 + H2O + NO2 =>
4 C6H13NO5 + 31 O2 = 24 CO2 + 26 H2O + 4 NO2
ZNCl2 + KOH = ZN(OH)2 + KCl =>
ZNCl2 + 2 KOH = ZN(OH)2 + 2 KCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Zn(OH)2 + HBr = ZnBr2 + H2O =>
Zn(OH)2 + 2 HBr = ZnBr2 + 2 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AsH3 + HNO3 = H3AsO4 + NO2 + H2O =>
AsH3 + 8 HNO3 = H3AsO4 + 8 NO2 + 4 H2O
IO3{-} + SO2 + H2O = I2 + SO4{2-} + H{+} =>
2 IO3{-} + 5 SO2 + 4 H2O = I2 + 5 SO4{2-} + 8 H{+}
C6H5NO2 + Fe + HCl = C6H5NH3 + FeCl3 + H2O =>
3 C6H5NO2 + 7 Fe + 21 HCl = 3 C6H5NH3 + 7 FeCl3 + 6 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl
AsH3 + HNO3 = H3AsO4 + NO2 + H2O =>
AsH3 + 8 HNO3 = H3AsO4 + 8 NO2 + 4 H2O
CH4 + O2 = CH3OH =>
2 CH4 + O2 = 2 CH3OH
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CH2NH2COOH + O2 = CO2 + H2O + N2 =>
4 CH2NH2COOH + 9 O2 = 8 CO2 + 10 H2O + 2 N2
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