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4 Na3 = 3 Na4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KCl + H2AsO4 + H2SO4 = H2O + As2S3 + KClO3 =>
5 KCl + 2 H2AsO4 + 3 H2SO4 = 5 H2O + As2S3 + 5 KClO3
HC2O4 + KMnO4 + H2SO4 = MnSO4 + KHSO4 + CO2 + H2O =>
5 HC2O4 + KMnO4 + 2 H2SO4 = MnSO4 + KHSO4 + 10 CO2 + 4 H2O
H2SO3 + Cl2 + H2O = H2SO4 + HCl =>
H2SO3 + Cl2 + H2O = H2SO4 + 2 HCl
KMnO4 + Ti2(SO4)3 + H2O = K2SO4 + TiOSO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 Ti2(SO4)3 + 2 H2O = K2SO4 + 10 TiOSO4 + 2 MnSO4 + 2 H2SO4
H2O + HOCH2CH2NH2 = HOCH2CH2NH3 + OH =>
H2O + HOCH2CH2NH2 = HOCH2CH2NH3 + OH
Al2 + OH = Al2(OH)3 =>
Al2 + 3 OH = Al2(OH)3
TlCl + Br2 + NaOH = Tl(OH)3 + NaBr + NaCl =>
TlCl + Br2 + 3 NaOH = Tl(OH)3 + 2 NaBr + NaCl
C6H12 + Cl2 = C6H12Cl2 =>
C6H12 + Cl2 = C6H12Cl2
V2O5 + C = V + CO =>
V2O5 + 5 C = 2 V + 5 CO
P4O10 + NaNO3 = P(NO3)5 + Na2O =>
P4O10 + 20 NaNO3 = 4 P(NO3)5 + 10 Na2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C6H5ONa + CO2 = C6H4OHCOONa =>
C6H5ONa + CO2 = C6H4OHCOONa
As + S = As4S4 =>
4 As + 4 S = As4S4
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Cl2(g) + MgBr2(aq) = Mg + ClBr =>
Cl2(g) + MgBr2(aq) = Mg + 2 ClBr
PbCrO4 + K2CrO4 = K2(CrO4)2 + Pb =>
PbCrO4 + K2CrO4 = K2(CrO4)2 + Pb
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
MgBr2(aq) + Ag2SO4(aq) = MgSO4 + AgBr =>
MgBr2(aq) + Ag2SO4(aq) = MgSO4 + 2 AgBr
KBrO4 + NH3 = KBr + H2O + NO2 =>
7 KBrO4 + 8 NH3 = 7 KBr + 12 H2O + 8 NO2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
KI + H2SO4 + MnO2 = KHSO4 + MnSO4 + I + H2O =>
2 KI + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 I + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu2O + HS = Cu2S2 + H2O =>
Cu2O + 2 HS = Cu2S2 + H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
TeO + KOH = KTeO + HO =>
TeO + KOH = KTeO + HO
CuSO2(s) = CuS(s) + O2(g) =>
CuSO2(s) = CuS(s) + O2(g)
CNO + H2O = HCNO + OH =>
CNO + H2O = HCNO + OH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH2Br2 + Br2 = HBr + CHBr3 =>
CH2Br2 + Br2 = HBr + CHBr3
Mg + H2SO4 = Mg2SO4 + H2S + H2O =>
8 Mg + 5 H2SO4 = 4 Mg2SO4 + H2S + 4 H2O
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
KClO3 = KClO4 + KCl = O2 =>
4 KClO3 = 3 KClO4 + KCl
NaOH + H2C2O4*2H2O = H2O + Na2C2O4 =>
2 NaOH + H2C2O4*2H2O = 4 H2O + Na2C2O4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
NH3 = N2 + (H2) =>
2 NH3 = N2 + 3(H2)
K4Fe(CN)6 + K2Cr2O7 + H2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO4)3 + CO2 + NO2 + H2O =>
6 K4Fe(CN)6 + 55 K2Cr2O7 + 241 H2SO4 = 67 K2SO4 + 3 Fe2(SO4)3 + 55 Cr2(SO4)3 + 36 CO2 + 36 NO2 + 241 H2O
NiOOH + HBr = Ni(OH)2 + Br2 =>
2 NiOOH + 2 HBr = 2 Ni(OH)2 + Br2
Sr3(PO4)2 + HCl = SrCl2 + H3PO4 =>
Sr3(PO4)2 + 6 HCl = 3 SrCl2 + 2 H3PO4
KI = I2 + K =>
2 KI = I2 + 2 K
NaNo3 + H2S = NaS + H2No3 =>
NaNo3 + H2S = NaS + H2No3
Li(OH)H(SO4) = Li(SO4)H2O =>
Li(OH)H(SO4) = Li(SO4)H2O
CrHg3 + HNO3 = Cr + Hg(NO3)2 + H2 =>
CrHg3 + 6 HNO3 = Cr + 3 Hg(NO3)2 + 3 H2
KCl + Ag + No{3} = KNo{3} + AgCl =>
KCl + Ag + No{3} = KNo{3} + AgCl
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