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Cr2O7{2-} + 3 H2S + 8 H3O{+} = 2 Cr{3+} + 3 S + 15 H2O
NaCI + NaOH = Na2CI(OH) =>
NaCI + NaOH = Na2CI(OH)
Zn(OH)2 + CuCl2 = ZnCl2 + Cu(OH)2 =>
Zn(OH)2 + CuCl2 = ZnCl2 + Cu(OH)2
CH3CH2CH3 + Br2 = CH3CH2CH3Br =>
2 CH3CH2CH3 + Br2 = 2 CH3CH2CH3Br
NH4Cl + H2SO4 = NH4 + Cl2S + H2O4 =>
2 NH4Cl + H2SO4 = 2 NH4 + Cl2S + H2O4
KMn04 + H2O + K2MnO4 = MnO2 + KOH =>
2 KMn04 + 18 H2O + 17 K2MnO4 = 25 MnO2 + 36 KOH
Li2CO3 + HOH = H2CO3 + LiOH =>
Li2CO3 + 2 HOH = H2CO3 + 2 LiOH
K2O + Cl2O = KCl + O2 =>
K2O + Cl2O = 2 KCl + O2
Sr + Na2CO3 = Sr(CO3)2 + Na =>
Sr + 2 Na2CO3 = Sr(CO3)2 + 4 Na
Zn + Cu(SO4)2 = Zn(SO4)2 + Cu =>
Zn + Cu(SO4)2 = Zn(SO4)2 + Cu
FeCl2 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 6 KCl
SrCl2 + Na2SO4 = SrSO4 + NaCl =>
SrCl2 + Na2SO4 = SrSO4 + 2 NaCl
S + NaOH = Na2S + Na2SO3S + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2SO3S + 3 H2O
C5H9O0 + O2 = CO2 + H2O =>
4 C5H9O0 + 27 O2 = 20 CO2 + 18 H2O
Al(OH)3 + HF = H2O + AlF3(aq) =>
Al(OH)3 + 3 HF = 3 H2O + AlF3(aq)
HI + Cl2 = HCl + I2 =>
2 HI + Cl2 = 2 HCl + I2
Ca(OH)2 + NaHSO4 = CaSO4 + NaOH + H2O =>
Ca(OH)2 + NaHSO4 = CaSO4 + NaOH + H2O
AlBr3(aq) + Fe(NO3)3(aq) = Al(NO3)3(s) + FeBr3(aq) =>
AlBr3(aq) + Fe(NO3)3(aq) = Al(NO3)3(s) + FeBr3(aq)
CuS + O = CuOSO2 =>
CuS + 3 O = CuOSO2
(CH2(OH))2CHOH + O2 = CO2 + H2O =>
2(CH2(OH))2CHOH + 7 O2 = 6 CO2 + 8 H2O
sulfuricacid + sodiumhydroxide = sodiumsulfate + water =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C6H5NH2 + KOH = C6H5KOH + NH2 =>
C6H5NH2 + KOH = C6H5KOH + NH2
PbS + H2SO4 = H2S + Pb(SO4)2 + H2O =>
4 PbS + 9 H2SO4 = 5 H2S + 4 Pb(SO4)2 + 4 H2O
C4H10(liq) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(liq) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
Al + H2O + H3O{+} = [Al(H2O)6]{3+} + H2 =>
2 Al + 6 H2O + 6 H3O{+} = 2[Al(H2O)6]{3+} + 3 H2
Ag + S203 = Ag(S203)2 =>
Ag + 2 S203 = Ag(S203)2
Cu2(OH)2CO3 + AsH3 = Cu3As + CO2 + H2O + As =>
3 Cu2(OH)2CO3 + 4 AsH3 = 2 Cu3As + 3 CO2 + 9 H2O + 2 As
Cu + Na3PO4 = CuPO4 + Na =>
Cu + Na3PO4 = CuPO4 + 3 Na
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + H2O(l) =>
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + 4 H2O(l)
Na2[Zn(OH)4] + SO2 = Na2SO3 + Zn(OH)2 + H2O =>
Na2[Zn(OH)4] + SO2 = Na2SO3 + Zn(OH)2 + H2O
NH4Cl + CO2 + H2O = NH4HCO3 + HCl =>
NH4Cl + CO2 + H2O = NH4HCO3 + HCl
C6H5COCH3 + NaBH4 + H2O = C6H5CH(OH)CH3 + NaB(OH)4 =>
4 C6H5COCH3 + NaBH4 + 4 H2O = 4 C6H5CH(OH)CH3 + NaB(OH)4
ClCH2COOH + H2O = OH + ClCH2COOH2 =>
ClCH2COOH + H2O = OH + ClCH2COOH2
K2Cr2O7 + SnF2 = KF + SnCr2O7 =>
K2Cr2O7 + SnF2 = 2 KF + SnCr2O7
H3PO4 + P4S10 = P4O10 + H2S =>
20 H3PO4 + 3 P4S10 = 8 P4O10 + 30 H2S
Mg3(PO4)2 + Ca(NO3)2 = Ca3(PO4)2 + Mg(NO3)2 =>
Mg3(PO4)2 + 3 Ca(NO3)2 = Ca3(PO4)2 + 3 Mg(NO3)2
Fe(ClO4)2 = Fe + ClO4 =>
Fe(ClO4)2 = Fe + 2 ClO4
Fe + Cu(CH3COO)2 = Cu + Fe(CH3COO)2 =>
Fe + Cu(CH3COO)2 = Cu + Fe(CH3COO)2
Al + HNO3 = Al(NO3)3 + H2O + N2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 15 H2O + 3 N2O
HNO3 + Na2SO4 = NaNO3 + H2SO4 =>
2 HNO3 + Na2SO4 = 2 NaNO3 + H2SO4
NH3 + O2 = NH3NO + H2O =>
8 NH3 + 5 O2 = 4 NH3NO + 6 H2O
Na2S2O3 + Cl2 + H2O = H2SO4 + HCl + NaCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 H2SO4 + 6 HCl + 2 NaCl
NO3 + CaCl2 = Cl + Ca(NO3)2 =>
2 NO3 + CaCl2 = 2 Cl + Ca(NO3)2
SnSO4 + H2O = SnSO4OH2 =>
SnSO4 + H2O = SnSO4OH2
Na2SO3 + FeCl2 + H2O = SO2 + Fe(OH)2 + NaCl =>
Na2SO3 + FeCl2 + H2O = SO2 + Fe(OH)2 + 2 NaCl
Cu(HCO3)2(g) = CuCO3(s) + H2O(l) + CO2(g) =>
Cu(HCO3)2(g) = CuCO3(s) + H2O(l) + CO2(g)
Cr + CN = CrCN =>
Cr + CN = CrCN
Ag + HCl = AgCl3 + H =>
Ag + 3 HCl = AgCl3 + 3 H
I{-} = e + I =>
I{-} = e + I
Zn + AgF = ZnF2 + Ag =>
Zn + 2 AgF = ZnF2 + 2 Ag
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