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(NH4)2SO4(s) = 2 NH3(g) + H2SO4(l)
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
Na2SiO3 + H2SO4 + C10H28N6 = SiO2*C10H28N6 + Na2SO4 + H2O =>
Na2SiO3 + H2SO4 + C10H28N6 = SiO2*C10H28N6 + Na2SO4 + H2O
Li(s) + NaI(aq) = LiI(aq) + Na(s) =>
Li(s) + NaI(aq) = LiI(aq) + Na(s)
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
CaCO3 + S = Ca + C + SO3 =>
CaCO3 + S = Ca + C + SO3
Na2SO4 + C2H4O2 = NaHSO4 + NaC2H3O2 =>
Na2SO4 + C2H4O2 = NaHSO4 + NaC2H3O2
CaCO3 + S = CaS + CO3 =>
CaCO3 + S = CaS + CO3
C2H4O2 + NaOH = NaH4O2 + C2OH =>
C2H4O2 + NaOH = NaH4O2 + C2OH
CaCO3 + S = CaS + CO2 + O2 =>
2 CaCO3 + 2 S = 2 CaS + 2 CO2 + O2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C2H3COOH(aq) + KOH(aq) = CH3COOK(aq) + H2O =>
2 C2H3COOH(aq) + 3 KOH(aq) = 3 CH3COOK(aq) + H2O
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
CuS + O2 = Cu2S + SO2 =>
2 CuS + O2 = Cu2S + SO2
FeCl2(s) + H2O2(l) + HCl(concentrado) = FeCl3(s) + H2O(l) =>
2 FeCl2(s) + H2O2(l) + 2 HCl(concentrado) = 2 FeCl3(s) + 2 H2O(l)
(CrCl(H2O)5)Cl2 + AgNO3 = (CrCl(H2O)5)(NO3)2 + AgCl =>
(CrCl(H2O)5)Cl2 + 2 AgNO3 = (CrCl(H2O)5)(NO3)2 + 2 AgCl
LiHSiO3 + HCl = LiCl + H2SiO3 =>
LiHSiO3 + HCl = LiCl + H2SiO3
CaCO3 + S = Ca + C + SO2 =>
2 CaCO3 + 3 S = 2 Ca + 2 C + 3 SO2
Fe2(SO4)3 + Na2CO3 = CO2 + Fe2O3 + Na2SO4 =>
Fe2(SO4)3 + 3 Na2CO3 = 3 CO2 + Fe2O3 + 3 Na2SO4
BaClO4 = BaCl + O2 =>
BaClO4 = BaCl + 2 O2
KOH + LiF = LiOH + KF =>
KOH + LiF = LiOH + KF
C3H6 + HNO3 = C6H11NO2 + H2O =>
2 C3H6 + HNO3 = C6H11NO2 + H2O
NaCO3 + SiO2 = NaO*SiO2 + CO2 =>
NaCO3 + SiO2 = NaO*SiO2 + CO2
Ca(OH)2 + NaOH + ClO2 + C = CaCO3 + NaClO2 + H2O =>
Ca(OH)2 + 4 NaOH + 4 ClO2 + C = CaCO3 + 4 NaClO2 + 3 H2O
C2H2 + Br = CHBr2CHBr2 =>
C2H2 + 4 Br = CHBr2CHBr2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl = =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
Ni(OH)2 + NH4OH = Ni(NH3)6 + H2O + OH =>
Ni(OH)2 + 6 NH4OH = Ni(NH3)6 + 6 H2O + 2 OH
Ag(s) + CuSO4(aq) = Cu(s) + AgSO4(aq) =>
Ag(s) + CuSO4(aq) = Cu(s) + AgSO4(aq)
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ag(s) + CuSO4(aq) = Ag2SO4 + Cu =>
2 Ag(s) + CuSO4(aq) = Ag2SO4 + Cu
FeCl2 + KMnO4 + HCl9 = FeCl3 + MnCl2 + H2O + KCl =>
69 FeCl2 + KMnO4 + 8 HCl9 = 69 FeCl3 + MnCl2 + 4 H2O + KCl
H2S + I2 + H2O = HI + H2SO4 =>
H2S + 4 I2 + 4 H2O = 8 HI + H2SO4
KMnO4(aq) + NaClO3(aq) + HCl(aq) = MnCl2(aq) + H2O(l) + NaClO4(aq) + KCl(aq) =>
2 KMnO4(aq) + 5 NaClO3(aq) + 6 HCl(aq) = 2 MnCl2(aq) + 3 H2O(l) + 5 NaClO4(aq) + 2 KCl(aq)
CCl4(l) + HCl(g) = CH4(g) + Cl2(g) =>
CCl4(l) + 4 HCl(g) = CH4(g) + 4 Cl2(g)
Ni(OH)2 + NH4OH = (Ni(NH3)4)(OH)2 + H2O =>
Ni(OH)2 + 4 NH4OH = (Ni(NH3)4)(OH)2 + 4 H2O
NH3 + NaOH = NaH + N(OH)3 =>
NH3 + 3 NaOH = 3 NaH + N(OH)3
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb =>
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb
Ca(OCl)2 + KI + HCl = I2 + CaCl2 + KCl + H2O =>
Ca(OCl)2 + 4 KI + 4 HCl = 2 I2 + CaCl2 + 4 KCl + 2 H2O
AgNo3 + KCn = AgCn + K + No3 =>
AgNo3 + KCn = AgCn + K + No3
CO(g) + H2(s) = CH3OH(l) =>
CO(g) + 2 H2(s) = CH3OH(l)
SiO + Ba(OH)2 = BaSiO2 + H2O =>
SiO + Ba(OH)2 = BaSiO2 + H2O
C6H6 + H2 = C6H12 =>
C6H6 + 3 H2 = C6H12
Cu + HNO3(st) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(st) = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeS2 + H2 = Fe3S4 + H2S =>
3 FeS2 + 2 H2 = Fe3S4 + 2 H2S
K2Cr2O7 + H2SO4 + N2H4 = K2SO4 + N2 + H2O + Cr2O3 =>
2 K2Cr2O7 + 2 H2SO4 + 3 N2H4 = 2 K2SO4 + 3 N2 + 8 H2O + 2 Cr2O3
Co + HNO3 = Co(NO3)2 + N2 + H2O =>
5 Co + 12 HNO3 = 5 Co(NO3)2 + N2 + 6 H2O
Ag(s) + CuSO4(aq) = Cu(s) + AgSO4(s) =>
Ag(s) + CuSO4(aq) = Cu(s) + AgSO4(s)
S1 = S3 =>
3 S1 = S3
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