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2 Al + Fe2O3 = Al2O3 + 2 Fe
K2Cr2O7 + H2C2O4 = K + Cr + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K + 2 Cr + 14 CO2 + 7 H2O
S2O3{2-} + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 S2O3{2-} + 4 Cr2O7{2-} + 26 H{+} = 6 SO4{2-} + 8 Cr{3+} + 13 H2O
Fe + HNO3(conc) = Fe(NO3)2 + NO2 + H2O =>
Fe + 4 HNO3(conc) = Fe(NO3)2 + 2 NO2 + 2 H2O
Zn(NO3)2 + Na2SO4 = ZnSO4 + NaNO3 =>
Zn(NO3)2 + Na2SO4 = ZnSO4 + 2 NaNO3
C13H10O3 + O2 = CO2 + H2O =>
C13H10O3 + 14 O2 = 13 CO2 + 5 H2O
Mg(OH)2 + CH3COONa = Mg(CH3COO)2 + NaOH =>
Mg(OH)2 + 2 CH3COONa = Mg(CH3COO)2 + 2 NaOH
C16H16 + O2 = CO + H2O =>
C16H16 + 12 O2 = 16 CO + 8 H2O
K2Cr2O7 + H2C2O4 = K[Cr(C2O4)2] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K[Cr(C2O4)2] + 6 CO2 + 7 H2O
Fe + HNO3(conc) = Fe2O3 + NO2 + H2O =>
2 Fe + 6 HNO3(conc) = Fe2O3 + 6 NO2 + 3 H2O
Cu + Fe(NO3)3 = CuNO3 + Fe =>
3 Cu + Fe(NO3)3 = 3 CuNO3 + Fe
Cu(No3)2 + Cr(OH)3 = Cu(OH)3 + Cr(No3)2 =>
Cu(No3)2 + Cr(OH)3 = Cu(OH)3 + Cr(No3)2
S{2-} + H2O = S2O3{2-} + H{+} + e =>
2 S{2-} + 3 H2O = S2O3{2-} + 6 H{+} + 8e
H2S1 = H2S =>
H2S1 = H2S
Ca2C + H2O = CH4 + Ca(OH)2 =>
Ca2C + 4 H2O = CH4 + 2 Ca(OH)2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Pb(NO3)2 + Na2SO4 = PbSO4(s) + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4(s) + 2 NaNO3
KI + AgNO{3} = KNO{3} + AgI =>
KI + AgNO{3} = KNO{3} + AgI
CH3Cl + NH3 = CH3NH3Cl =>
CH3Cl + NH3 = CH3NH3Cl
C14H13NaO3 + CH3COOH = C14H14O3 + Na2CO3 + H2O =>
4 C14H13NaO3 + 8 CH3COOH = 5 C14H14O3 + 2 Na2CO3 + 7 H2O
Fe + HNO3(conc) = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3(conc) = Fe(NO3)3 + 3 NO2 + 3 H2O
NaOH + K2CO3 = Na2CO3 + KOH =>
2 NaOH + K2CO3 = Na2CO3 + 2 KOH
C2H2 + H2O + NaOH = CH3COONa + H2 =>
C2H2 + H2O + NaOH = CH3COONa + H2
K2Cr2O7 + H2C2O4 = H2Cr2O7 + K2C2O4 =>
K2Cr2O7 + H2C2O4 = H2Cr2O7 + K2C2O4
Fe(NO3)3 + Cu = Fe(NO3)2 + Cu(NO3)2 =>
2 Fe(NO3)3 + Cu = 2 Fe(NO3)2 + Cu(NO3)2
CaCl2(ac) + C6H8O7(s) = Ca3(C6H5O7)2(s) + HCl(ac) =>
3 CaCl2(ac) + 2 C6H8O7(s) = Ca3(C6H5O7)2(s) + 6 HCl(ac)
LiAlH4 + C6H5PCl2 = C6H5PH2 + Li{+} + Al{3+} + Cl{-} =>
LiAlH4 + 2 C6H5PCl2 = 2 C6H5PH2 + Li{+} + Al{3+} + 4 Cl{-}
K2CO3 + MnSO4 = K2SO4 + MnCO3 =>
K2CO3 + MnSO4 = K2SO4 + MnCO3
XCI{2}(aq) + AgNO{3}(aq) = X(NO{3}){2}(aq) + AgCI(s) =>
XCI{2}(aq) + AgNO{3}(aq) = X(NO{3}){2}(aq) + AgCI(s)
CH3Cl + NH3 = CH3NH2 + HCl =>
CH3Cl + NH3 = CH3NH2 + HCl
Fe + HNO3(conc) = Fe(NO3)3 + N2O + H2O =>
8 Fe + 30 HNO3(conc) = 8 Fe(NO3)3 + 3 N2O + 15 H2O
Cu + Fe(NO3)3 = Cu(NO3) + Fe =>
3 Cu + Fe(NO3)3 = 3 Cu(NO3) + Fe
K2Cr2O7 + H2C2O4 = K[Cr(C2O4)2(H2O)2] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K[Cr(C2O4)2(H2O)2] + 6 CO2 + 3 H2O
C12H22O11 + CuO = CO2 + H2O + Cu =>
C12H22O11 + 24 CuO = 12 CO2 + 11 H2O + 24 Cu
Na2O(s) = Na(s) + O2(g) =>
2 Na2O(s) = 4 Na(s) + O2(g)
Cu2FeSnS4 + O2 = CuO + SnO2 + Fe2O3 + SO2 =>
4 Cu2FeSnS4 + 27 O2 = 8 CuO + 4 SnO2 + 2 Fe2O3 + 16 SO2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
CaCl2 + NaHCO3 = NaCl + CaCO3 + CO2 + H2O =>
CaCl2 + 2 NaHCO3 = 2 NaCl + CaCO3 + CO2 + H2O
Fe + HNO3(conc) = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3(conc) = 3 Fe(NO3)2 + 2 NO + 4 H2O
CH3Cl + NH3 = CH3NH2 + NH4Cl =>
CH3Cl + 2 NH3 = CH3NH2 + NH4Cl
MgO + NH3 = Mg3N2 + H2O =>
3 MgO + 2 NH3 = Mg3N2 + 3 H2O
Mg(OH) + FeO = MgO + Fe(OH) =>
Mg(OH) + FeO = MgO + Fe(OH)
Ca[OH]2 + H2SO4 = CaSO4 + H2O =>
Ca[OH]2 + H2SO4 = CaSO4 + 2 H2O
NO2 + NaOH = NaNO2 + NaNO3 + H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3 + H2O
K2Cr2O7 + H2C2O4 = K(Cr(C2O4)2(H2O)2) + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K(Cr(C2O4)2(H2O)2) + 6 CO2 + 3 H2O
C12H22O11 + CuO = CO2 + H2O + Cu2O =>
C12H22O11 + 48 CuO = 12 CO2 + 11 H2O + 24 Cu2O
H{+} + Mn{2+} + NaBiO3 = Bi{3+} + MnO4{-} + Na{+} + H2O =>
14 H{+} + 2 Mn{2+} + 5 NaBiO3 = 5 Bi{3+} + 2 MnO4{-} + 5 Na{+} + 7 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Fe3SO4 + NaOH = Fe3(OH)2 + Na2SO4 =>
Fe3SO4 + 2 NaOH = Fe3(OH)2 + Na2SO4
Na2HPO4 + H2O = NaH2PO4 + NaOH =>
Na2HPO4 + H2O = NaH2PO4 + NaOH
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