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3 Co2 + Ca(oh)2 = 2 CaCo3
Au + Fe(No3)2 = AuNo3 + Fe =>
2 Au + Fe(No3)2 = 2 AuNo3 + Fe
Al + H{+1) = Al{+3}+H2 =>
2 Al + 6 H{+1) = 2 Al{+3}+3H2
Au2O + H2O = Au(OH) =>
Au2O + H2O = 2 Au(OH)
Al + Sn(NO3)2 = Sn + Al2(NO3)3 =>
4 Al + 3 Sn(NO3)2 = 3 Sn + 2 Al2(NO3)3
NaNO3 + Al = N2 + Na2 + Al2O3 =>
2 NaNO3 + 4 Al = N2 + Na2 + 2 Al2O3
SO2 + CuSO4 + H2O = Cu + H2SO4 =>
SO2 + CuSO4 + 2 H2O = Cu + 2 H2SO4
Li5 + AuCl3 = LiCl + Au =>
3 Li5 + 5 AuCl3 = 15 LiCl + 5 Au
C6H10 + Na2Cr2O7 + H2SO4 = C6H10O4 + Cr2(SO4)3 + Na2SO4 + H2 =>
7 C6H10 + 4 Na2Cr2O7 + 16 H2SO4 = 7 C6H10O4 + 4 Cr2(SO4)3 + 4 Na2SO4 + 16 H2
C6H8O6 + NaOH = C6H7O6Na + H2O =>
C6H8O6 + NaOH = C6H7O6Na + H2O
Mn(NO3)2 + Fe(OH)2 = Mn(OH)2 + Fe(NO3)2 =>
Mn(NO3)2 + Fe(OH)2 = Mn(OH)2 + Fe(NO3)2
Pb(NO3)2 + Cr3 = Cr(NO3)3 + Pb =>
9 Pb(NO3)2 + 2 Cr3 = 6 Cr(NO3)3 + 9 Pb
WC + HNO3 = H2WO4 + NO + H2O + CO2 =>
3 WC + 10 HNO3 = 3 H2WO4 + 10 NO + 2 H2O + 3 CO2
C2H5OH + H2O = C2H5OHHHO =>
C2H5OH + H2O = C2H5OHHHO
Fe3Cl = Fe + Cl2 =>
2 Fe3Cl = 6 Fe + Cl2
IO3{-} + H2O = HIO3 + OH{-} =>
IO3{-} + H2O = HIO3 + OH{-}
C + O2 = C4O2 =>
4 C + O2 = C4O2
Fe3O4 + H2 + CH4 = Fe3C + H2O(g) =>
Fe3O4 + 2 H2 + CH4 = Fe3C + 4 H2O(g)
AICl3 + NaOH = AI(OH)3 + NaCl =>
AICl3 + 3 NaOH = AI(OH)3 + 3 NaCl
Cu2S + Br2 = CuBr2 + S =>
Cu2S + 2 Br2 = 2 CuBr2 + S
TlCl3 + LiOH = Tl(OH)3 + LiCl =>
TlCl3 + 3 LiOH = Tl(OH)3 + 3 LiCl
Fe10 + O2 = Fe2O3 =>
2 Fe10 + 15 O2 = 10 Fe2O3
Cu + H2SO4(concentrated) = SO2 + CuSO4 + H2O =>
Cu + 2 H2SO4(concentrated) = SO2 + CuSO4 + 2 H2O
C7H6O3 + OH = CO3 + H2O =>
C7H6O3 + 42 OH = 7 CO3 + 24 H2O
NH4Cl + Ca + (OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca + (OH)2 = CaCl2 + 2 NH3 + 2 H2O
S + OCl{-} + OH{-} = SO3{2-} + Cl{-} + H2O =>
S + 2 OCl{-} + 2 OH{-} = SO3{2-} + 2 Cl{-} + H2O
Mg(OH)2 + H4P2O7 = (MgOH)4P2O7 + H2O =>
4 Mg(OH)2 + H4P2O7 = (MgOH)4P2O7 + 4 H2O
CuL + HCl = CuLCl2 + H2 =>
CuL + 2 HCl = CuLCl2 + H2
V2O3 + Zn + H2SO4 = V2O2 + H2O + ZnSO4 =>
V2O3 + Zn + H2SO4 = V2O2 + H2O + ZnSO4
Na2CO3 + NH4Cl = H2O + NaCl + NH3 + CO2 =>
Na2CO3 + 2 NH4Cl = H2O + 2 NaCl + 2 NH3 + CO2
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Al + O2 + H2 = Al(OH)3 =>
2 Al + 3 O2 + 3 H2 = 2 Al(OH)3
KO + H2O = KOH + O22 =>
44 KO + 22 H2O = 44 KOH + O22
MnI6 = Mn + I =>
MnI6 = Mn + 6 I
ZnCl2 + Na3PO4 = Zn3(PO4)2 + NaCl(s) =>
3 ZnCl2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaCl(s)
N2O3 + Ga(OH)3 = Ga(NO2)3 + H2O =>
3 N2O3 + 2 Ga(OH)3 = 2 Ga(NO2)3 + 3 H2O
CH20 + O2 = CO + H2O =>
2 CH20 + 11 O2 = 2 CO + 20 H2O
HCOOH + Al = (HCOO)3Al + H2 =>
6 HCOOH + 2 Al = 2(HCOO)3Al + 3 H2
SCl2 + NaF = SF3 + S2Cl2 + NaCl =>
4 SCl2 + 6 NaF = 2 SF3 + S2Cl2 + 6 NaCl
KC2 + O2 = KO + CO2 =>
2 KC2 + 5 O2 = 2 KO + 4 CO2
Na2CO3 + C6H4(COOH)(OH) = C6H4COONaOH + CO2 + H2O =>
Na2CO3 + 2 C6H4(COOH)(OH) = 2 C6H4COONaOH + CO2 + H2O
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
ZnCl2 + NaHCO3 = ZnCO3 + CO2 + NaCl + H2O =>
ZnCl2 + 2 NaHCO3 = ZnCO3 + CO2 + 2 NaCl + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)2SO4 + Zn = ZnSO4 + NH3 + H2 =>
(NH4)2SO4 + Zn = ZnSO4 + 2 NH3 + H2
Fe + ZnCl2 = FeCl + Zn =>
2 Fe + ZnCl2 = 2 FeCl + Zn
CaCO3 + HCOOH = H + CaCOOH + CO3 =>
CaCO3 + HCOOH = H + CaCOOH + CO3
Mg + HOH = Mg[OH]2 + H2 =>
Mg + 2 HOH = Mg[OH]2 + H2
K + HgS = K2S + Hg =>
2 K + HgS = K2S + Hg
Mn(NO3)2 + NaBiO3 = MnO3 + NaBi(NO3)2 =>
Mn(NO3)2 + NaBiO3 = MnO3 + NaBi(NO3)2
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