Fe(OH)2 + CrO4{2-} = Fe2O3 + Cr(OH)4{-} + OH{-} + H2O =>
6 Fe(OH)2 + 2 CrO4{2-} = 3 Fe2O3 + 2 Cr(OH)4{-} + 2 OH{-} + H2O
Al + CO3 = Al2(CO3)3 =>
2 Al + 3 CO3 = Al2(CO3)3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Zn + Sn{2+} = Zn{2+} + Sn =>
Zn + Sn{2+} = Zn{2+} + Sn
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SbCl3 + H2O = SbOCl + HCl =>
SbCl3 + H2O = SbOCl + 2 HCl
H2SO3 + CA(OH)2 = CA(HSO3)2 + H2O =>
2 H2SO3 + CA(OH)2 = CA(HSO3)2 + 2 H2O
Mg + Cr{3+}(aq) = Mg{2+} + Cr =>
3 Mg + 2 Cr{3+}(aq) = 3 Mg{2+} + 2 Cr
CA(HSO3)2 + CA(OH)2 = CASO3 + H2O =>
CA(HSO3)2 + CA(OH)2 = 2 CASO3 + 2 H2O
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
Fe2{+} + H2O = Fe(OH)3 + H{+} + e =>
Fe2{+} + 6 H2O = 2 Fe(OH)3 + 6 H{+} + 5 e
H2S + KOH = KHS + H2O =>
H2S + KOH = KHS + H2O
KHS + KOH = K2S + H2O =>
KHS + KOH = K2S + H2O
Na2Co3 + CuCl2 = Co3Cu + NaCl =>
Na2Co3 + CuCl2 = Co3Cu + 2 NaCl
FeCl3 + NH4SCN = NH4Cl + Cl + Fe(SCN) =>
FeCl3 + NH4SCN = NH4Cl + 2 Cl + Fe(SCN)
H2S + CA(OH)2 = CA(HS)2 + H2O =>
2 H2S + CA(OH)2 = CA(HS)2 + 2 H2O
FeCl3 + NH4SCN = NH4Cl + Cl2Fe(SCN) =>
FeCl3 + NH4SCN = NH4Cl + Cl2Fe(SCN)
K + H3PO4 = KH3PO4 =>
K + H3PO4 = KH3PO4
CO2 = C + O =>
CO2 = C + 2 O
MnO4{-} + Al + H{+} = Mn{2+} + Al{3+} + H2O =>
3 MnO4{-} + 5 Al + 24 H{+} = 3 Mn{2+} + 5 Al{3+} + 12 H2O
HCl + Pb(NO3)2 = H(NO3)2 + PbCl =>
HCl + Pb(NO3)2 = H(NO3)2 + PbCl
CA(HS)2 + CA(OH)2 = CAS + H2O =>
CA(HS)2 + CA(OH)2 = 2 CAS + 2 H2O
NH4Cl + Cl2 = NCl3 + H =>
NH4Cl + Cl2 = NCl3 + 4 H
H3PO4 + KOH = KH2PO4 + H2O =>
H3PO4 + KOH = KH2PO4 + H2O
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
K2HPO4 + KOH = K3PO4 + H2O =>
K2HPO4 + KOH = K3PO4 + H2O
NaNo3 + NH4Cl = No3NH4 + NaCl =>
NaNo3 + NH4Cl = No3NH4 + NaCl
Fe2{+} + H2O = Fe2O3 + H{+} + e =>
Fe2{+} + 3 H2O = Fe2O3 + 6 H{+} + 5 e
H3PO4 + CA(OH)2 = CA(H2PO4)2 + H2O =>
2 H3PO4 + CA(OH)2 = CA(H2PO4)2 + 2 H2O
H2SO4 + Na2CO3 = Na2SO4 + H2O + CO2 =>
H2SO4 + Na2CO3 = Na2SO4 + H2O + CO2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
KOH + CO2 = K2CO3 + H2O =>
2 KOH + CO2 = K2CO3 + H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
CA(H2PO4)2 + CA(OH)2 = CA(HPO4) + H2O =>
CA(H2PO4)2 + CA(OH)2 = 2 CA(HPO4) + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe{2+} + H2O = Fe2O3 + H{+} + e =>
2 Fe{2+} + 3 H2O = Fe2O3 + 6 H{+} + 2 e
Fe{2+} + H2O = Fe(OH)3 + H{+} + e =>
Fe{2+} + 3 H2O = Fe(OH)3 + 3 H{+} + e
HgO = Hg + O =>
HgO = Hg + O
Cu(OH)2CuCO3 + H2SO4 = CuSO4 + CO2 + H2O =>
Cu(OH)2CuCO3 + 2 H2SO4 = 2 CuSO4 + CO2 + 3 H2O
Pt + O2 = Pt2O =>
4 Pt + O2 = 2 Pt2O
Pt + O2 = PtO =>
2 Pt + O2 = 2 PtO
Cu + HNO3 = Cu(NO3) + NO + H2O =>
3 Cu + 4 HNO3 = 3 Cu(NO3) + NO + 2 H2O
MnCl2 + H2S = MnS2 + H2Cl =>
MnCl2 + 2 H2S = MnS2 + 2 H2Cl
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O