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2 Pb(CH3COO)2 + 2 HBr = 2 H(CH3COO)2 + 2 Pb + Br2
Cr + Si = SiCr =>
Cr + Si = SiCr
Zn + Hg(No3)2 = Hg + Zn(No3) =>
2 Zn + Hg(No3)2 = Hg + 2 Zn(No3)
CH3COOH + NaHCO3 = NaCHCOO + CO2 + H2O =>
3 CH3COOH + 4 NaHCO3 = 4 NaCHCOO + 2 CO2 + 6 H2O
H2O2 + KI + H2SO4 = KI3 + H2O + K2SO4 =>
H2O2 + 3 KI + H2SO4 = KI3 + 2 H2O + K2SO4
MnO4 + C7H6O = C7H6O2 + Mn2 =>
2 MnO4 + 8 C7H6O = 8 C7H6O2 + Mn2
Cu + Fe2S3 = Cu2S + Fe3 =>
18 Cu + 3 Fe2S3 = 9 Cu2S + 2 Fe3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeS + Na2CO3 = FeO + Na2O + CO + SO3 =>
FeS + 4 Na2CO3 = FeO + 4 Na2O + 4 CO + SO3
NH4I + LiOH = H2O + Li4NI =>
NH4I + 4 LiOH = 4 H2O + Li4NI
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NaZnO2 + HCl = NaCl + HZnO2 =>
NaZnO2 + HCl = NaCl + HZnO2
MgO + HBe = MgBe2 + H2O =>
MgO + 2 HBe = MgBe2 + H2O
B + O2 = B2O =>
4 B + O2 = 2 B2O
CH3COONa + HCl = NaCl + HCH3COO =>
CH3COONa + HCl = NaCl + HCH3COO
TiCl4 + NH4 + OH = Ti(OH)4 + NH4Cl =>
TiCl4 + 4 NH4 + 4 OH = Ti(OH)4 + 4 NH4Cl
Cu{2+}(aq) + Ag(s) = Ag{+}(aq) + Cu(s) =>
Cu{2+}(aq) + 2 Ag(s) = 2 Ag{+}(aq) + Cu(s)
Na2B4O5(OH)4 = Na + B4O5(OH)4 =>
Na2B4O5(OH)4 = 2 Na + B4O5(OH)4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Hg2Cl2 + SnCl2 = Hg + SnCl4 =>
Hg2Cl2 + SnCl2 = 2 Hg + SnCl4
CH3COONa + NaOH = CH4 + Na2CO3 =>
CH3COONa + NaOH = CH4 + Na2CO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
As2S3 + H2O2 + NH3 = H2SO4 + (NH4)3AsO4 + H2O =>
As2S3 + 14 H2O2 + 6 NH3 = 3 H2SO4 + 2(NH4)3AsO4 + 8 H2O
Hg2Cl2 + HI = Hg2I2 + HCl =>
Hg2Cl2 + 2 HI = Hg2I2 + 2 HCl
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
C3H8(s) + O(g) = CO2(g) + H2O(l) =>
C3H8(s) + 10 O(g) = 3 CO2(g) + 4 H2O(l)
CsOH(aq) + HI(aq) = CsI(aq) + H2O(aq) =>
CsOH(aq) + HI(aq) = CsI(aq) + H2O(aq)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + S8 = MgS =>
8 Mg + S8 = 8 MgS
(NH4)2S + HgBr2 = NH4Br + HgS =>
(NH4)2S + HgBr2 = 2 NH4Br + HgS
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
C3H8O + K2Cr2O7 = C3H8O8Cr2K2 =>
C3H8O + K2Cr2O7 = C3H8O8Cr2K2
CuSO4 + KI + H2SO4 = I2 + K2SO4 + H2O + Cu2S =>
2 CuSO4 + 10 KI + 4 H2SO4 = 5 I2 + 5 K2SO4 + 4 H2O + Cu2S
C4 + H = CH4 =>
C4 + 16 H = 4 CH4
Hg + ZnCl2 = Zn + HgCl =>
2 Hg + ZnCl2 = Zn + 2 HgCl
HgS + O2 = Hg + SO2 =>
HgS + O2 = Hg + SO2
NaNO2 + H2S + HCl = N2 + NaCl + H2O + SO2 =>
2 NaNO2 + H2S + 2 HCl = N2 + 2 NaCl + 2 H2O + SO2
C6H5NH3Cl + NaNO2 = C6H5N2Cl + NaOH + H2O =>
C6H5NH3Cl + NaNO2 = C6H5N2Cl + NaOH + H2O
KI3 = I + K =>
KI3 = 3 I + K
CaOH + HCH3COO = CaCH3COO + H2O =>
CaOH + HCH3COO = CaCH3COO + H2O
CO2Cl2 + KOH + KClO3 = CO2O3 + KCl + H2O =>
3 CO2Cl2 + 6 KOH + 2 KClO3 = 3 CO2O3 + 8 KCl + 3 H2O
HgS = Hg + S8 =>
8 HgS = 8 Hg + S8
Ni100000Cu277091 + HNO3 = Ni(NO3)2 + Cu(NO3)2 + NO + H2O =>
Ni100000Cu277091 + 1005576 HNO3 = 100000 Ni(NO3)2 + 277091 Cu(NO3)2 + 251394 NO + 502788 H2O
TaC + Al2O3 = TaAlC + O =>
2 TaC + Al2O3 = 2 TaAlC + 3 O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CrCl3*6H2O + NaC2H3O2*3H2O + Zn = [Cr(C2H3O2)2]*2H2O + ZnCl2 + NaCl + H2O =>
2 CrCl3*6H2O + 4 NaC2H3O2*3H2O + Zn = 2[Cr(C2H3O2)2]*2H2O + ZnCl2 + 4 NaCl + 20 H2O
As2S3 + H2O2 + NH3 = H2SO4 + (NH4)3AsO4 + H2O =>
As2S3 + 14 H2O2 + 6 NH3 = 3 H2SO4 + 2(NH4)3AsO4 + 8 H2O
Na2C2O6 + HCl = H2O2 + CO2 + Na2Cl2 =>
Na2C2O6 + 2 HCl = H2O2 + 2 CO2 + Na2Cl2
As2S3 + H2O2 + NH3 = H2SO4 + (NH4)3AsO4 + H2O =>
As2S3 + 14 H2O2 + 6 NH3 = 3 H2SO4 + 2(NH4)3AsO4 + 8 H2O
Al(NO3)3(a) + LiOH(aq) = LiNO3 + Al(OH)3 =>
Al(NO3)3(a) + 3 LiOH(aq) = 3 LiNO3 + Al(OH)3
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