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12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
HNO3 + BaSO4 = Ba(NO3)2 + H2SO4 =>
2 HNO3 + BaSO4 = Ba(NO3)2 + H2SO4
CoCl2 + Na2O2 + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
HClO4 + KOH = KClO4 + H2O =>
HClO4 + KOH = KClO4 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HCl + NH3 = NH4 + Cl =>
HCl + NH3 = NH4 + Cl
Fe2O3 + Co3O4 = CoFe2O4 + O =>
3 Fe2O3 + Co3O4 = 3 CoFe2O4 + O
FeCl3 + H2SO3 + H2O = FeCl2 + H2SO4 + HCl =>
2 FeCl3 + H2SO3 + H2O = 2 FeCl2 + H2SO4 + 2 HCl
HNO3 + CaSO4 = Ca(NO3)2 + H2SO4 =>
2 HNO3 + CaSO4 = Ca(NO3)2 + H2SO4
Fe + C3H6N6 = Fe3C005N095 + C + H2 =>
18 Fe + 95 C3H6N6 = 6 Fe3C005N095 + 255 C + 285 H2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Mg + H2O = MgOH + H2 =>
2 Mg + 2 H2O = 2 MgOH + H2
HCO3 + OH = H2CO3 + O =>
HCO3 + OH = H2CO3 + O
FeCl3 + H2SO3 + H2O = FeCl2 + H2SO4 + HCl =>
2 FeCl3 + H2SO3 + H2O = 2 FeCl2 + H2SO4 + 2 HCl
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Fe + C3H6N6 = Fe300C5N95 + C + H2 =>
1800 Fe + 95 C3H6N6 = 6 Fe300C5N95 + 255 C + 285 H2
AlCl3 + NaOH = H2O + NaAlO2 + NaCl =>
AlCl3 + 4 NaOH = 2 H2O + NaAlO2 + 3 NaCl
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
In + HNO3 = In(NO3)3 + NH4NO3 + H2O =>
8 In + 30 HNO3 = 8 In(NO3)3 + 3 NH4NO3 + 9 H2O
KMNO4 = K2MNO4 + MNO2 + O2 =>
2 KMNO4 = K2MNO4 + MNO2 + O2
H3PO4 + NaOH = Na3(PO4) + H2O =>
H3PO4 + 3 NaOH = Na3(PO4) + 3 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
FECL3 + CUSO4 = FESO4 + CUCL3 =>
FECL3 + CUSO4 = FESO4 + CUCL3
NaOH + F2 = NaF + OF2 + H2O =>
2 NaOH + 2 F2 = 2 NaF + OF2 + H2O
CuSO4 + K2S = CuS + K2SO4 =>
CuSO4 + K2S = CuS + K2SO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H{+} + Mn{2} + BiO3{-} = MnO4{-} + Bi{3} + H2O =>
14 H{+} + 2 Mn{2} + 5 BiO3{-} = 2 MnO4{-} + 5 Bi{3} + 7 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
CH2OH(CHOH)4CHO + Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + H2O =>
CH2OH(CHOH)4CHO + 2 Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + 2 H2O
SiF4(g) + H2O(l) = SiO2(g) + HF(aq) =>
SiF4(g) + 2 H2O(l) = SiO2(g) + 4 HF(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
F2 + O2 = OF2 =>
2 F2 + O2 = 2 OF2
KMnO4 + FeSO4 + H2SO4 = MnSO4 + K2SO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Fe2(SO4)3 + 8 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
NaCrO2 + PbO2 + NaOH = NaCrO4 + Na2PbO2 + H2O =>
NaCrO2 + 2 PbO2 + 4 NaOH = NaCrO4 + 2 Na2PbO2 + 2 H2O
HNO3 + Fe(OH)3 = Fe(NO3)3 + H2O =>
3 HNO3 + Fe(OH)3 = Fe(NO3)3 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
P2O5 + CaO = Ca3(PO4)2 =>
P2O5 + 3 CaO = Ca3(PO4)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H5OH + K2Cr2O7 + H2SO4 = C2H4O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 C2H4O + Cr2(SO4)3 + K2SO4 + 7 H2O
Al + O2 = Al2O2 =>
2 Al + O2 = Al2O2
PH3 + O2 = H3PO4 =>
PH3 + 2 O2 = H3PO4
NaCrO2 + X + NaOH = NaCrO4 + Na2X + H2O =>
NaCrO2 + 2 X + 4 NaOH = NaCrO4 + 2 Na2X + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KIO3 + NO + KBr + H2O = I2 + KNO3 + HBr =>
6 KIO3 + 10 NO + 4 KBr + 2 H2O = 3 I2 + 10 KNO3 + 4 HBr
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