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Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
C + S + O2 = CSO2 =>
C + S + O2 = CSO2
FeOOH + KOH + Br2 = K2FeO4 + KBr + H2O =>
2 FeOOH + 10 KOH + 3 Br2 = 2 K2FeO4 + 6 KBr + 6 H2O
HCl + KOH = K + ClOH + H2O =>
HCl + 2 KOH = 2 K + ClOH + H2O
K2S(aq) + Ni(NO3)2(aq) = KNO3(aq) + SNi(aq) =>
K2S(aq) + Ni(NO3)2(aq) = 2 KNO3(aq) + SNi(aq)
FeCO3 + H2CO3 = Fe(HCO3)2 =>
FeCO3 + H2CO3 = Fe(HCO3)2
Na2Co3 = Na + Co33 =>
11 Na2Co3 = 22 Na + Co33
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Cr2(SO4)3 + NaOH = Na2(SO4) + Cr(OH)3 =>
Cr2(SO4)3 + 6 NaOH = 3 Na2(SO4) + 2 Cr(OH)3
NaOH + Br = NaBr + NaBrO3 + H2 =>
6 NaOH + 6 Br = 4 NaBr + 2 NaBrO3 + 3 H2
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO3 + H2O =>
3 C2H5OH + 2 KMnO4 + 3 H2SO4 = 3 CH3COOH + 2 MnSO4 + K2SO3 + 6 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
CH3(CH2)14COOH + H2 = CO2 + C16H33OH =>
31 CH3(CH2)14COOH + 14 H2 = 16 CO2 + 30 C16H33OH
CrO4{2-} + SO3{2-} + H2O = CrOH4{-} + SO4{2-} + OH{-} =>
2 CrO4{2-} + 9 SO3{2-} + 5 H2O = 2 CrOH4{-} + 9 SO4{2-} + 2 OH{-}
HNO2 + Ca(OH)2 = OH + Ca(NO)3 =>
3 HNO2 + Ca(OH)2 = 5 OH + Ca(NO)3
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
CH3COOH + H2O = H2C2O4 + H =>
CH3COOH + 2 H2O = H2C2O4 + 6 H
FeCl3 + NH3 = Fe(NH3)3 + Cl =>
FeCl3 + 3 NH3 = Fe(NH3)3 + 3 Cl
NaH2PO4(s) = NaHPO4 + H =>
NaH2PO4(s) = NaHPO4 + H
H3PO4 + NaCl = Na5P3O10 + H2O + HCl =>
3 H3PO4 + 5 NaCl = Na5P3O10 + 2 H2O + 5 HCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CaO + Cl2 = CaCl2 + O2 =>
2 CaO + 2 Cl2 = 2 CaCl2 + O2
Co(NO3)2 = Co3O4 + NO2 + O2 =>
3 Co(NO3)2 = Co3O4 + 6 NO2 + O2
NH3 + SO3 + H2O = (NH4)2SO4 =>
2 NH3 + SO3 + H2O = (NH4)2SO4
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
HCOOH + Na2CO3 = HCOONa + H2CO3 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2CO3
BrO + H2O = BrOH + OH =>
BrO + H2O = BrOH + OH
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O1 =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O1
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
As2O3 + H2SO4 = As2(SO4)3 + H2O =>
As2O3 + 3 H2SO4 = As2(SO4)3 + 3 H2O
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca3P2 + H2O(l) = Ca(OH)2(aq) + PH3(aq) =>
Ca3P2 + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(aq)
Th(NO3)4 + K3PO4 = Th3(PO4)4 + KNO3 =>
3 Th(NO3)4 + 4 K3PO4 = Th3(PO4)4 + 12 KNO3
KMnO4 + V2(SO4)3 + H2O = VOSO4 + MnSO4 + KHSO4 + H2SO4 =>
2 KMnO4 + 5 V2(SO4)3 + 2 H2O = 10 VOSO4 + 2 MnSO4 + 2 KHSO4 + H2SO4
N2 = N =>
N2 = 2 N
Sn4 + NHO3 = Sn(NO3)2 + NH4NO3 + H2O =>
Sn4 + 10 NHO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
C8H8O8 + O2 = CO2 + H2O =>
C8H8O8 + 6 O2 = 8 CO2 + 4 H2O
P2O3 + H2O = H3PO3(aq) =>
P2O3 + 3 H2O = 2 H3PO3(aq)
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
BeSO4 + NH4OH = Be(OH)2 + (NH4)2SO4 =>
BeSO4 + 2 NH4OH = Be(OH)2 + (NH4)2SO4
Al2O3 + H2SO4 = Al2H2O3 + SO4 =>
Al2O3 + H2SO4 = Al2H2O3 + SO4
CrBr2 = Cr + Br =>
CrBr2 = Cr + 2 Br
SO2 + Pb(NO3)2 = PbS + NO2 + O2 =>
SO2 + Pb(NO3)2 = PbS + 2 NO2 + 2 O2
Cr(OH)3 + Mg = Mg(OH)2 + Cr =>
2 Cr(OH)3 + 3 Mg = 3 Mg(OH)2 + 2 Cr
Na2SIO3 + H2O = NaHSIO3 + NaOH =>
Na2SIO3 + H2O = NaHSIO3 + NaOH
H2 + SO2 + O2 = H2SO4 =>
H2 + SO2 + O2 = H2SO4
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
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