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2 Na + O2 = Na2(O2)
FeCl3 + KF = K3[FeF6] + KCl =>
FeCl3 + 6 KF = K3[FeF6] + 3 KCl
C18H36COONa + O2 = CO2 + H2O + Na =>
C18H36COONa + 27 O2 = 19 CO2 + 18 H2O + Na
Pb + H2SO4 = PbHSO42 + SO2 + H2O =>
2 Pb + 79 H2SO4 = 2 PbHSO42 + 77 SO2 + 78 H2O
CaCO3H2O2 = CaO2CO2H2O =>
CaCO3H2O2 = CaO2CO2H2O
PBO + NaOH + H2O = Na2PB(OH)4 =>
PBO + 2 NaOH + H2O = Na2PB(OH)4
Ba + C2O4 = Ba(C2O4)2 =>
Ba + 2 C2O4 = Ba(C2O4)2
Na2CO3 + HNO3 = H2CO3 + NaNO3 =>
Na2CO3 + 2 HNO3 = H2CO3 + 2 NaNO3
CaCO3H2O2 = CaO2H2CO3 =>
CaCO3H2O2 = CaO2H2CO3
Zn + CuSO4 = Cu + Zn3(SO4)2 =>
3 Zn + 2 CuSO4 = 2 Cu + Zn3(SO4)2
AlOH(NO3)2 + KOH = Al(OH)3 + KNO3 =>
AlOH(NO3)2 + 2 KOH = Al(OH)3 + 2 KNO3
Sb2O3 + H2 = Sb + H2O =>
Sb2O3 + 3 H2 = 2 Sb + 3 H2O
CH3OH + NaOH = CH3NaO + H2O =>
CH3OH + NaOH = CH3NaO + H2O
Br2 + HCl = ClBr + H2 =>
Br2 + 2 HCl = 2 ClBr + H2
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
HCH5O2 + H2O = H3O + H3C2O2 =>
2 HCH5O2 + 3 H2O = 5 H3O + H3C2O2
H4SiO4 + NaOH = Na2SiO3 + H2O =>
H4SiO4 + 2 NaOH = Na2SiO3 + 3 H2O
MgSO4 + NH4OH = MgSO4NH4OH =>
MgSO4 + NH4OH = MgSO4NH4OH
HCHO + AgNO3 = HCOOH + Ag + NO2 =>
HCHO + AgNO3 = HCOOH + Ag + NO2
FeCl2(aq) + KMnO4(aq) + HCl(aq) = FeCl3(aq) + MnCl2(aq) + H2O(l) + KCl(aq) =>
5 FeCl2(aq) + KMnO4(aq) + 8 HCl(aq) = 5 FeCl3(aq) + MnCl2(aq) + 4 H2O(l) + KCl(aq)
Au + O2(s) = AuO2 =>
Au + O2(s) = AuO2
H2[PbCl4] + KOH = K2[PbCl4] + H2O =>
H2[PbCl4] + 2 KOH = K2[PbCl4] + 2 H2O
(NH4)6Mo7O24*4H2O + CH4N2S + H2O = MoS2 + CO2 + NH3 + O2 =>
2(NH4)6Mo7O24*4H2O + 28 CH4N2S + 14 H2O = 14 MoS2 + 28 CO2 + 68 NH3 + 7 O2
NH3 + CO2 + H2O = NH4HCO3 =>
NH3 + CO2 + H2O = NH4HCO3
Cu(NO2)2 + NHCN = Cu(CN)2 + NHNO2 =>
Cu(NO2)2 + 2 NHCN = Cu(CN)2 + 2 NHNO2
C5H11Br + KOH = H2O + C5H10 + KBr =>
C5H11Br + KOH = H2O + C5H10 + KBr
H2C2O4 + KOH = KH2O4 + C2OH =>
H2C2O4 + KOH = KH2O4 + C2OH
CH2CHCOOH + Br2 = (CH2CHCOO)2Br + HBr =>
4 CH2CHCOOH + 3 Br2 = 2(CH2CHCOO)2Br + 4 HBr
H15 = H =>
H15 = 15 H
FeCl3 + KCNS = K3[Fe(CNS)6] + KCl =>
FeCl3 + 6 KCNS = K3[Fe(CNS)6] + 3 KCl
KHS + KHSO3 = K2S2O3 + H2O =>
2 KHS + 4 KHSO3 = 3 K2S2O3 + 3 H2O
C2H6OH2O = H3OC2H5O =>
C2H6OH2O = H3OC2H5O
AgKCl2 = AgCl2K =>
AgKCl2 = AgCl2K
BrCl = Cl2 + Br2 =>
2 BrCl = Cl2 + Br2
UO2F2 + H2O + H2 = U3O8 + HF =>
3 UO2F2 + 2 H2O + H2 = U3O8 + 6 HF
CaBr2 + Pb(CH3COO)2 = Ca(CH3COO)2 + PbBr2 =>
CaBr2 + Pb(CH3COO)2 = Ca(CH3COO)2 + PbBr2
(NH3OH)2SO4 + SO3 = H2NOSO3H + H2SO4 =>
(NH3OH)2SO4 + 2 SO3 = 2 H2NOSO3H + H2SO4
Al(NO3)3(aq) + Na2Cr2O7(aq) = Al2(Cr2O7)3(s) + NaNO3(aq) =>
2 Al(NO3)3(aq) + 3 Na2Cr2O7(aq) = Al2(Cr2O7)3(s) + 6 NaNO3(aq)
HOAc + Ba(OH)2 = Ba(OAc)2 + H2O =>
2 HOAc + Ba(OH)2 = Ba(OAc)2 + 2 H2O
FeCl2 + H2O2 + H2SO4 = FeCl2SO4 + H2O =>
FeCl2 + H2O2 + H2SO4 = FeCl2SO4 + 2 H2O
CH2Cl2 + O = CO2 + H2O + Cl2 =>
CH2Cl2 + 3 O = CO2 + H2O + Cl2
S + HNO3 = H2SO3 + NO2 + H2O =>
S + 4 HNO3 = H2SO3 + 4 NO2 + H2O
C4H5NO2 + O2 = CO2 + H2O + NO2 =>
4 C4H5NO2 + 21 O2 = 16 CO2 + 10 H2O + 4 NO2
KMnO4 + HCl + FeSO4 = MnCl2 + KCl + Fe2(SO4)3 + FeCl3 + H2O =>
3 KMnO4 + 24 HCl + 15 FeSO4 = 3 MnCl2 + 3 KCl + 5 Fe2(SO4)3 + 5 FeCl3 + 12 H2O
NaHCO3 + H2S = Na2S + CO2 + H2O =>
2 NaHCO3 + H2S = Na2S + 2 CO2 + 2 H2O
Ca(OH)2 + O2 = CaO2 + H2O =>
2 Ca(OH)2 + O2 = 2 CaO2 + 2 H2O
Cu(NH3)5SO4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + K2SO4 + (NH3)4 =>
4 Cu(NH3)5SO4 + 2 K4[Fe(CN)6] = 2 Cu2Fe(CN)6 + 4 K2SO4 + 5(NH3)4
Li2CO3(s) + HBr(aq) = LiBr + CO2 + H2O =>
Li2CO3(s) + 2 HBr(aq) = 2 LiBr + CO2 + H2O
HNO3 + (NH4)2CO3 = NH4NO3 + CO3 + H2O =>
10 HNO3 + 4(NH4)2CO3 = 9 NH4NO3 + 4 CO3 + 3 H2O
NaNo3 + LiCl = LiNo3 + NaCl =>
NaNo3 + LiCl = LiNo3 + NaCl
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