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Ca(OH)2 + 2 CO2 = Ca(HCO3)2
Nb + HNO3 = NO2 + H2O + Nb2O5 =>
2 Nb + 10 HNO3 = 10 NO2 + 5 H2O + Nb2O5
K + H2SO4 = H2O + H2S + K2SO4 =>
8 K + 5 H2SO4 = 4 H2O + H2S + 4 K2SO4
Ca(OH)2 + Co(NO3)2 = Ca(NO3)2 + Co(OH)2 =>
Ca(OH)2 + Co(NO3)2 = Ca(NO3)2 + Co(OH)2
Li + P4 = LiP =>
4 Li + P4 = 4 LiP
(C6H5)2NH + NaNO3 + H2SO4 = Na2SO4 + H2O + (C6H5)NO =>
2(C6H5)2NH + 2 NaNO3 + H2SO4 = Na2SO4 + 2 H2O + 4(C6H5)NO
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
PS + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 PS + 11 HNO3 + 2 H2O = 3 H3PO4 + 3 H2SO4 + 11 NO
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C3H6O3 + H2O = CO2 + H{+} + e =>
C3H6O3 + 3 H2O = 3 CO2 + 12 H{+} + 12e
Ca(OH)2 + KNO3 = K(OH)2 + CaNO3 =>
Ca(OH)2 + KNO3 = K(OH)2 + CaNO3
H2SnO3 + NaOH = H2SnOH + NaO3 =>
H2SnO3 + NaOH = H2SnOH + NaO3
S2 + Zn = ZnS =>
S2 + 2 Zn = 2 ZnS
BaCO3 + CH3COOH = Ba{2+} + HCO3{-} + CH3COO{-} =>
BaCO3 + CH3COOH = Ba{2+} + HCO3{-} + CH3COO{-}
Ba(OH)2 + FeCl3 = BaCl2 + Fe(OH)3 =>
3 Ba(OH)2 + 2 FeCl3 = 3 BaCl2 + 2 Fe(OH)3
Li(s) + FeBr2(aq) = LiBr(aq) + Fe(s) =>
2 Li(s) + FeBr2(aq) = 2 LiBr(aq) + Fe(s)
Cr + H2SO4 = Cr2(SO4)3 + H =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 6 H
GeCl2 + H2O = GeO + HCl =>
GeCl2 + H2O = GeO + 2 HCl
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
HC9H7O4 + Ca(OH)2 = H2O + Ca(C9H7O4)2 =>
2 HC9H7O4 + Ca(OH)2 = 2 H2O + Ca(C9H7O4)2
Ca(OH)2 + Cl2 = Ca[ClO3]2 + CaCl2 + HCl =>
3 Ca(OH)2 + 6 Cl2 = Ca[ClO3]2 + 2 CaCl2 + 6 HCl
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
CuSO4 + Na2SO4 = CuNa + SO4 =>
2 CuSO4 + Na2SO4 = 2 CuNa + 3 SO4
C6H5OH + KOH = C6H5OK + H2O =>
C6H5OH + KOH = C6H5OK + H2O
H2O2 + NaHCO3 = NaHCO4 + H2O =>
H2O2 + NaHCO3 = NaHCO4 + H2O
FeO + O = Fe3O4 =>
3 FeO + O = Fe3O4
C10H15NO + SO2 + H2O = C10H15N + H2SO4 =>
C10H15NO + SO2 + H2O = C10H15N + H2SO4
Cd(s) + O2(g) = CdO =>
2 Cd(s) + O2(g) = 2 CdO
Zn + Ba(OH)2 = Ba + Zn(OH)2 =>
Zn + Ba(OH)2 = Ba + Zn(OH)2
C6H12O6 + Cl2 = CO2 + HCl + CCl4 =>
C6H12O6 + 12 Cl2 = 3 CO2 + 12 HCl + 3 CCl4
Ce2(CO3)3 + HNO3 = Ce(NO3)3 + H2(CO3) =>
Ce2(CO3)3 + 6 HNO3 = 2 Ce(NO3)3 + 3 H2(CO3)
HI + Ag = AgI + H2 =>
2 HI + 2 Ag = 2 AgI + H2
Na2CO3 + CaC2 = Na2C2 + CaCO3 =>
Na2CO3 + CaC2 = Na2C2 + CaCO3
H2SiO3 + Cr = Cr2(SiO3)3 + H2 =>
3 H2SiO3 + 2 Cr = Cr2(SiO3)3 + 3 H2
CuI2 + Al = Cu + AlI3 =>
3 CuI2 + 2 Al = 3 Cu + 2 AlI3
Mg2 + Fe(NO3)3 = Mg(NO3)2 + Fe =>
3 Mg2 + 4 Fe(NO3)3 = 6 Mg(NO3)2 + 4 Fe
Fe3O4 + KMnO4 + H2O = Fe2O3 + MnO2 + KOH =>
6 Fe3O4 + 2 KMnO4 + H2O = 9 Fe2O3 + 2 MnO2 + 2 KOH
H2 + SO3 = H2SO3 =>
H2 + SO3 = H2SO3
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
KAlSi2O6 + H2O + H = Al2Si2O5(OH)4 + H4SiO4 + K =>
2 KAlSi2O6 + 5 H2O + 2 H = Al2Si2O5(OH)4 + 2 H4SiO4 + 2 K
(C6H5)2NH + NaNO3 + H2SO4 = Na2SO4 + H2O + (C6H5)NO =>
2(C6H5)2NH + 2 NaNO3 + H2SO4 = Na2SO4 + 2 H2O + 4(C6H5)NO
C18H34O2 + H2O = CO2 + H2 =>
C18H34O2 + 34 H2O = 18 CO2 + 51 H2
MgO + P(OH)5 = Mg3(PO4)2 + H2O =>
3 MgO + 2 P(OH)5 = Mg3(PO4)2 + 5 H2O
MnO4{-} + S2O3{2-} + OH{-} = MnO4{2-} + HSO4{-} + H2O =>
8 MnO4{-} + S2O3{2-} + 8 OH{-} = 8 MnO4{2-} + 2 HSO4{-} + 3 H2O
(Ni(NO3)2) + NaOH = Ni(OH)2 + NaNO3 =>
(Ni(NO3)2) + 2 NaOH = Ni(OH)2 + 2 NaNO3
CuO + CO = CCu + O2 =>
CuO + CO = CCu + O2
HCl + NaCH3CO2 = CH3CO2H + NaCl =>
HCl + NaCH3CO2 = CH3CO2H + NaCl
NaCl + H3CCOOH = HCl + CH3COONa =>
NaCl + H3CCOOH = HCl + CH3COONa
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