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K + 2 MgO = KO2 + 2 Mg
Mg3P2 + CaS = MgS + Ca3P2 =>
Mg3P2 + 3 CaS = 3 MgS + Ca3P2
SO3{2-} + MnO4{-} + H{+} = SO4{2-} + Mn{2+} + H2O =>
5 SO3{2-} + 2 MnO4{-} + 6 H{+} = 5 SO4{2-} + 2 Mn{2+} + 3 H2O
Sn + Pb(NO3)2 = Sn(NO3)4 + Pb =>
Sn + 2 Pb(NO3)2 = Sn(NO3)4 + 2 Pb
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Mo + Br2 = Mo2Br3 =>
4 Mo + 3 Br2 = 2 Mo2Br3
C2H6 + HNO3 = CH3CHO + NO2 + H2O =>
C2H6 + 4 HNO3 = CH3CHO + 4 NO2 + 3 H2O
Na4Fe(CN)6 + FeCl3 = Fe4[Fe(CN)6]3 + NaCl =>
3 Na4Fe(CN)6 + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 NaCl
C6H5SO3Na + NaOH = C6H5ONa + Na2SO3 + H2O =>
C6H5SO3Na + 2 NaOH = C6H5ONa + Na2SO3 + H2O
NH4 + NH3 = NH4NH3 =>
NH4 + NH3 = NH4NH3
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Ai(OH)2 + H2SO4 = Ai2(SO4)2 + H2O =>
2 Ai(OH)2 + 2 H2SO4 = Ai2(SO4)2 + 4 H2O
LiO2 = Li2O2 + O2 =>
2 LiO2 = Li2O2 + O2
MoO3 + H2SO4 + Zn = Mo2O3 + H2O + ZnSO4 =>
2 MoO3 + 3 H2SO4 + 3 Zn = Mo2O3 + 3 H2O + 3 ZnSO4
Pb + PbO2 + H{+} = Pb{2+} + H2O =>
Pb + PbO2 + 4 H{+} = 2 Pb{2+} + 2 H2O
Fe(OH)3 + CUO = Fe2O3 + CU(OH)2 =>
2 Fe(OH)3 + 3 CUO = Fe2O3 + 3 CU(OH)2
OCl + H2SO4 = Cl2 + SO4 + H2O =>
2 OCl + 2 H2SO4 = Cl2 + 2 SO4 + 2 H2O
Fe2S3 + Cl2 = FeCl3 + S2 =>
2 Fe2S3 + 6 Cl2 = 4 FeCl3 + 3 S2
H + O12 = HO12 =>
H + O12 = HO12
Sb2S3 + HNO3 + HCl = SbCl3 + H2SO4 + NO + H2O =>
Sb2S3 + 8 HNO3 + 6 HCl = 2 SbCl3 + 3 H2SO4 + 8 NO + 4 H2O
C6H10 + H2O + KMnO4 = C6H12O2 + MnO2 + K =>
2 C6H10 + 2 H2O + KMnO4 = 2 C6H12O2 + MnO2 + K
C + H2 + O2 = (HCH3CO2) =>
2 C + 2 H2 + O2 = (HCH3CO2)
C7H10N2O3 = C7H9N + HNO3 =>
C7H10N2O3 = C7H9N + HNO3
Re2O7 + CO = Re(CO)10 + CO2 =>
Re2O7 + 27 CO = 2 Re(CO)10 + 7 CO2
KHP + Ca(OH)2 = KOH + Ca(HP)2 =>
2 KHP + Ca(OH)2 = 2 KOH + Ca(HP)2
As + NO3{-} + H{+} = AsO43 + NO2 + H2O =>
As + 86 NO3{-} + 86 H{+} = AsO43 + 86 NO2 + 43 H2O
CH3CH2COCH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2COCH3 + 6 KMnO4 + 9 H2SO4 = 10 CH3COOH + 3 K2SO4 + 6 MnSO4 + 9 H2O
Fe3O4 + FeS + SiO2 = *2FeO*SiO2 + SO2 =>
3 Fe3O4 + FeS + 5 SiO2 = 5*2FeO*SiO2 + SO2
K2Cr2O7 + PH3 + KOH = K3PO4 + Cr(OH)3 + K2CrO4 =>
11 K2Cr2O7 + 3 PH3 + 15 KOH = 3 K3PO4 + 8 Cr(OH)3 + 14 K2CrO4
FeS2 + H2SO4 = S + FeSO4 + H2S =>
FeS2 + H2SO4 = S + FeSO4 + H2S
SO3{2-} + MnO4{-} + H3O{+} = SO4{2-} + Mn{2+} + H2O =>
5 SO3{2-} + 2 MnO4{-} + 6 H3O{+} = 5 SO4{2-} + 2 Mn{2+} + 9 H2O
C2O2 = C + O2 =>
C2O2 = 2 C + O2
Pb(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Pb(OH)2 =>
Pb(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Pb(OH)2
(C2H4) + O2 = CO2 + H2O =>
(C2H4) + 3 O2 = 2 CO2 + 2 H2O
H2CO3 + Na = Na2CO3 + H2 =>
H2CO3 + 2 Na = Na2CO3 + H2
(NH4)NO3 + NaOH = Na(NO3) + NH4 + H2O =>
9(NH4)NO3 + 10 NaOH = 10 Na(NO3) + 8 NH4 + 7 H2O
Na2[B2(OH)4(O2)2]6H2O + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
Na2[B2(OH)4(O2)2]6H2O + 34 KI + 18 H2SO4 = Na2SO4 + 17 K2SO4 + 6 B2O3 + 31 H2O + 17 I2
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
BaOH2 + HCl = BaCl + H3O =>
BaOH2 + HCl = BaCl + H3O
Al2S3 + KOH = K[Al(OH)4] + K2S =>
Al2S3 + 8 KOH = 2 K[Al(OH)4] + 3 K2S
V + HF + HNO3 = H2VF7 + NO + H2O =>
3 V + 21 HF + 5 HNO3 = 3 H2VF7 + 5 NO + 10 H2O
Ba(NO3)2(aq) + NaOH(aq) = Ba(OH)2 + NaNO3(aq) =>
Ba(NO3)2(aq) + 2 NaOH(aq) = Ba(OH)2 + 2 NaNO3(aq)
HCHO + O2 = CO2H2O =>
HCHO + O2 = CO2H2O
Ta(HCOO)5 + W2(SnO2)6 = Ta2(SnO2)5 + W(HCOO)6 =>
12 Ta(HCOO)5 + 5 W2(SnO2)6 = 6 Ta2(SnO2)5 + 10 W(HCOO)6
CaO + PO = CaOPO =>
CaO + PO = CaOPO
S + Fe2O3 = Fe + SO =>
3 S + Fe2O3 = 2 Fe + 3 SO
H2SO4 + NaNO2 = HNO2 + Na2SO4 = =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
SrCl2 + K2CrO4 = K2Cl2 + SrCrO4 =>
SrCl2 + K2CrO4 = K2Cl2 + SrCrO4
Ca5(PO4)3F + SiO2 + C = P4 + CaF2 + CaSiO3 + CO =>
4 Ca5(PO4)3F + 18 SiO2 + 30 C = 3 P4 + 2 CaF2 + 18 CaSiO3 + 30 CO
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