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Fe2 + 2 Na = 2 FeNa
Cu + HNO3 = Cu(NO3)2 + N204 + H2O =>
510 Cu + 1224 HNO3 = 510 Cu(NO3)2 + N204 + 612 H2O
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnO2 + C3H6O + H2O =>
3 CH3CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnO2 + 3 C3H6O + 4 H2O
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 3 H2SO4 + 10 NO + 8 H2O
Mg(OH)2 + Cl2 = MgCl2 + Mg(ClO3)2 + H2O =>
6 Mg(OH)2 + 6 Cl2 = 5 MgCl2 + Mg(ClO3)2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HBrO(aq) + OH{-}(aq) = BrO{-}(aq) + H2O(l) =>
HBrO(aq) + OH{-}(aq) = BrO{-}(aq) + H2O(l)
H2SO4 + OH{-} = HSO4{-} + H2O =>
H2SO4 + OH{-} = HSO4{-} + H2O
KI(aq) + BaS(aq) = KS(aq) + BaI(s) =>
KI(aq) + BaS(aq) = KS(aq) + BaI(s)
Fe + Hg2Cl2 = FeCl3 + Hg =>
2 Fe + 3 Hg2Cl2 = 2 FeCl3 + 6 Hg
HCOONa = HCOO{-} + Na{+} =>
HCOONa = HCOO{-} + Na{+}
Mg = Mg2 =>
2 Mg = Mg2
Ca(H2PO4)2 = Ca3(PO4)2 + P4O10 + H2O =>
3 Ca(H2PO4)2 = Ca3(PO4)2 + P4O10 + 6 H2O
Ba(OH)2 + H2O = OH + HBa(OH)2 =>
Ba(OH)2 + H2O = OH + HBa(OH)2
CoCl2(aq) + Na2S(aq) = CoS(s) + NaCl(aq) =>
CoCl2(aq) + Na2S(aq) = CoS(s) + 2 NaCl(aq)
Ag(NO3)(ac) + NaCl(ac) = AgCl(s) + NaNO3(ac) =>
Ag(NO3)(ac) + NaCl(ac) = AgCl(s) + NaNO3(ac)
K2O + S = SO2 + K =>
2 K2O + S = SO2 + 4 K
C6H5COOH + KOH = C6H5COO{-} + K{+} + H2O =>
C6H5COOH + KOH = C6H5COO{-} + K{+} + H2O
K2Cr2O7 + Na2S + H2O = S + Na3[Cr(OH)6] + KOH =>
K2Cr2O7 + 3 Na2S + 7 H2O = 3 S + 2 Na3[Cr(OH)6] + 2 KOH
K2CO3(s) + HCl(l) = KCl(s) + H2O(l) + CO2 =>
K2CO3(s) + 2 HCl(l) = 2 KCl(s) + H2O(l) + CO2
HNO3 + Ra = Ra(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Ra = 4 Ra(NO3)2 + NH4NO3 + 3 H2O
RbBr + AgCl = AgBr + RbCl =>
RbBr + AgCl = AgBr + RbCl
Si + B = SiB6 =>
Si + 6 B = SiB6
FeO + SO2 = FeS + O2 =>
2 FeO + 2 SO2 = 2 FeS + 3 O2
Pt + AgNO3 = PtNO3 + Ag =>
Pt + AgNO3 = PtNO3 + Ag
CuO + HCl = CuCl + HO = =>
CuO + HCl = CuCl + HO
(NH4)2S(aq) + SrCl2(aq) = SrS(s) + NH4Cl(aq) =>
(NH4)2S(aq) + SrCl2(aq) = SrS(s) + 2 NH4Cl(aq)
H2O2 + CO2 = C7H8 + O2 =>
4 H2O2 + 7 CO2 = C7H8 + 11 O2
Ba(NO3)2 + Na2SO4(aq) = BaSO4(s) + NaNO3(aq) =>
Ba(NO3)2 + Na2SO4(aq) = BaSO4(s) + 2 NaNO3(aq)
HCl + HNO3 = HOCl + NO + H2O =>
3 HCl + 2 HNO3 = 3 HOCl + 2 NO + H2O
NO2 + KOH + P2O3 = NO + H2O + K2HPO4 =>
2 NO2 + 4 KOH + P2O3 = 2 NO + H2O + 2 K2HPO4
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
CuSO4 + S = CuS + SO2 =>
CuSO4 + 2 S = CuS + 2 SO2
Mg(MnO4)2 = Mg + MnO4 =>
Mg(MnO4)2 = Mg + 2 MnO4
Cu(CH3COO)2 + Na3PO4 = Cu3(PO4)2 + CH3COONa =>
3 Cu(CH3COO)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 CH3COONa
KI + O3 = KO3 + I2 =>
2 KI + 2 O3 = 2 KO3 + I2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
SOCu + H2SO4 = CuSO4 + SO2 + H2O =>
SOCu + 3 H2SO4 = CuSO4 + 3 SO2 + 3 H2O
NaOH + BeO = Be(OH)2 + Na2O =>
2 NaOH + BeO = Be(OH)2 + Na2O
Cu + NaNO3 + H2SO4 = NaHSO4 + Cu(NO3)2 + H2O + NO2 =>
Cu + 4 NaNO3 + 4 H2SO4 = 4 NaHSO4 + Cu(NO3)2 + 2 H2O + 2 NO2
Cl2 + C2H2 = C2HCl + HCl =>
Cl2 + C2H2 = C2HCl + HCl
I2 + Cl = I2Cl6 =>
I2 + 6 Cl = I2Cl6
CaSO3 + HI = CaI2 + H2SO3 =>
CaSO3 + 2 HI = CaI2 + H2SO3
Al(OH)3 + RbOH = Rb[Al(OH)4] =>
Al(OH)3 + RbOH = Rb[Al(OH)4]
(Cr2O7)2{-} + H2S + H{+} = Cr3{+} + S + H2O =>
6(Cr2O7)2{-} + 77 H2S + 14 H{+} = 8 Cr3{+} + 77 S + 84 H2O
Hg(ClO3)2 = HgCl2 + O2 =>
Hg(ClO3)2 = HgCl2 + 3 O2
BaCl2 + CuI = CuCl2 + BaI =>
BaCl2 + CuI = CuCl2 + BaI
Sb2O5 = Sb + O2 =>
2 Sb2O5 = 4 Sb + 5 O2
SrO + P2O5 = Sr3(PO4)2 =>
3 SrO + P2O5 = Sr3(PO4)2
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