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CaCO3 + H2SiO3 = H2CO3 + CaSiO3
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CHO + H2O =>
K2Cr2O7 + 3 C2H5OH + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CHO + 7 H2O
Na2CrO4 + NaBr + H2O = NaCrO2 + Br2 + NaOH =>
2 Na2CrO4 + 6 NaBr + 4 H2O = 2 NaCrO2 + 3 Br2 + 8 NaOH
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
K2S + Mn(NO3)2 = MnS + KNO3 =>
K2S + Mn(NO3)2 = MnS + 2 KNO3
KCr + NaSO4 = KSO4 + NaCr =>
KCr + NaSO4 = KSO4 + NaCr
Al + H2S = AlS + H =>
Al + H2S = AlS + 2 H
MgCuCl2 = MgCl2Cu =>
MgCuCl2 = MgCl2Cu
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H{+} + NO2{-} + Cr2O7{-2} = Cr{+3} + NO3{-} + H2O =>
8 H{+} + 3 NO2{-} + Cr2O7{-2} = 2 Cr{+3} + 3 NO3{-} + 4 H2O
SnHCI = Sn(HCI) =>
SnHCI = Sn(HCI)
Fe(NO3)3(aq) + NaOH = NaNO3 + Fe(OH)3 =>
Fe(NO3)3(aq) + 3 NaOH = 3 NaNO3 + Fe(OH)3
CO2 + C = CO =>
CO2 + C = 2 CO
FeZnY = FeYZn =>
FeZnY = FeYZn
Cu2(SO4)3 + Fe = Fe2(SO4)3 + Cu =>
Cu2(SO4)3 + 2 Fe = Fe2(SO4)3 + 2 Cu
CO2 + C = CO =>
CO2 + C = 2 CO
CaOCl2 = CaOCl + Cl =>
CaOCl2 = CaOCl + Cl
C6H8O7 + KOH = K3C6H5O7 + H2O =>
C6H8O7 + 3 KOH = K3C6H5O7 + 3 H2O
HCl + Fe(NO3)3 = FeCl3 + HNO3 =>
3 HCl + Fe(NO3)3 = FeCl3 + 3 HNO3
Na2SZnSO3 = Na2SO3ZnS =>
Na2SZnSO3 = Na2SO3ZnS
C6H5C3H7Br + KMnO4 + H2SO4 = C6H5COOHBr + K2SO4 + MnSO4 + CH3COOH + H2O =>
C6H5C3H7Br + 2 KMnO4 + 3 H2SO4 = C6H5COOHBr + K2SO4 + 2 MnSO4 + CH3COOH + 4 H2O
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
Hg(CN)2 + Ca = Ca(CN)2 + Hg =>
Hg(CN)2 + Ca = Ca(CN)2 + Hg
Pb(NO3)2(aq) + HBr(aq) = PbBr2(s) + HNO3 =>
Pb(NO3)2(aq) + 2 HBr(aq) = PbBr2(s) + 2 HNO3
NiAl2(SO4)3 = Ni(SO4)3Al2 =>
NiAl2(SO4)3 = Ni(SO4)3Al2
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
NaVO3 + Zn + H2SO4 = (VOSO4) + Na2SO4 + ZnSO4 + H2O =>
2 NaVO3 + Zn + 4 H2SO4 = 2(VOSO4) + Na2SO4 + ZnSO4 + 4 H2O
Zn(Cl)2 + Ag(NO3) = Zn(NO3)2 + Ag(Cl) =>
Zn(Cl)2 + 2 Ag(NO3) = Zn(NO3)2 + 2 Ag(Cl)
I2 + KMnO4 + H2SO4 = KIO3 + MnSO4H2O =>
I2 + 2 KMnO4 + 2 H2SO4 = 2 KIO3 + 2 MnSO4H2O
Cr2O72{-} + Cl{-} + H3O{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O72{-} + 854 Cl{-} + 864 H3O{+} = 4 Cr3{+} + 1296 H2O + 427 Cl2
NaI + Zn(NO3)2 = ZnI + Na(NO3)2 =>
NaI + Zn(NO3)2 = ZnI + Na(NO3)2
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
PbO + CuCN = Pb(CN)2 + Cu2O =>
PbO + 2 CuCN = Pb(CN)2 + Cu2O
HNO3 + NaOH = H2O + Na(NO3) =>
HNO3 + NaOH = H2O + Na(NO3)
H3C6H5O7 + OH = C6H5O7 + H2O =>
H3C6H5O7 + 3 OH = C6H5O7 + 3 H2O
AlOHCu = CuOHAl =>
AlOHCu = CuOHAl
NaCrO4AgNO3 = NaNO3AgCrO4 =>
NaCrO4AgNO3 = NaNO3AgCrO4
Ca(OH)2 + H2O = H3O + CaO2H =>
Ca(OH)2 + H2O = H3O + CaO2H
P4(s) + S8(s) = P4S10(s) =>
4 P4(s) + 5 S8(s) = 4 P4S10(s)
Hg2I2O2 = HgOI =>
Hg2I2O2 = 2 HgOI
Cr0 = Cr3 =>
3 Cr0 = Cr3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NO + H2SO4 + KMnO4 = MnSO4 + Mn(NO3)2 + KNO3 + H2O =>
5 NO + 2 H2SO4 + 3 KMnO4 = 2 MnSO4 + Mn(NO3)2 + 3 KNO3 + 2 H2O
Na2CO3 + CaO = Na2OCaO + CO2 =>
Na2CO3 + CaO = Na2OCaO + CO2
H3C6H5O7KOH = KC6H7O7H2O =>
H3C6H5O7KOH = KC6H7O7H2O
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3CO2H + Cr2O3 + KHSO4 + H2O =>
3 CH3CH2OH + 2 K2Cr2O7 + 4 H2SO4 = 3 CH3CO2H + 2 Cr2O3 + 4 KHSO4 + 5 H2O
C6H5OH + Ca(OH)2 = C12H10O2Ca + H2O =>
2 C6H5OH + Ca(OH)2 = C12H10O2Ca + 2 H2O
B2H6 + HF = BF3 + H2 =>
B2H6 + 6 HF = 2 BF3 + 6 H2
Al2O3 + MgO = Al2MgO4 =>
Al2O3 + MgO = Al2MgO4
HCO3 + H2O2 = H2O + CO3 =>
2 HCO3 + H2O2 = 2 H2O + 2 CO3
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