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Ca(CO3) = CaO + CO2
HCl + PbO4H4 = Cl2 + H2O + PbCl2 =>
4 HCl + PbO4H4 = Cl2 + 4 H2O + PbCl2
H2SO4ZnCl2 = H2Cl2ZnSO4 =>
H2SO4ZnCl2 = H2Cl2ZnSO4
Na2C2O4 + Fe(HCO3)3 = NaHCO3 + Fe2(C2O4)3 =>
3 Na2C2O4 + 2 Fe(HCO3)3 = 6 NaHCO3 + Fe2(C2O4)3
Ba(OH)2*8H2O(s) + NH4Cl(s) = BaCl2(s) + NH3(g) + H2O(l) =>
Ba(OH)2*8H2O(s) + 2 NH4Cl(s) = BaCl2(s) + 2 NH3(g) + 10 H2O(l)
As2S3 + HIO3 + H2O = H3AsO4 + S + HI =>
3 As2S3 + 5 HIO3 + 9 H2O = 6 H3AsO4 + 9 S + 5 HI
CuCl2(aq) + KI(aq) + C2H8N2 = [CuI(C2H8N2)2]*KCl2(aq) =>
CuCl2(aq) + KI(aq) + 2 C2H8N2 = [CuI(C2H8N2)2]*KCl2(aq)
NO3{-} + e = NO2 + O{2-} =>
NO3{-} + e = NO2 + O{2-}
Cu3N + Al = AlN + Cu =>
Cu3N + Al = AlN + 3 Cu
K2SO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + SO2(g) =>
K2SO3(aq) + 2 HCl(aq) = 2 KCl(aq) + H2O(l) + SO2(g)
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Fe(OH)3 + ***C = ***CO2 + ***Fe + ***H2O =>
4 Fe(OH)3 + 3***C = 3***CO2 + 4***Fe + 6***H2O
AgI(aq) + Na2S(aq) = Ag2S(aq) + NaI(aq) =>
2 AgI(aq) + Na2S(aq) = Ag2S(aq) + 2 NaI(aq)
ZnO + HI = ZnI2 + H2O =>
ZnO + 2 HI = ZnI2 + H2O
H{3}Po{4} + KOH = K{3}Po{4} + HOH =>
H{3}Po{4} + KOH = K{3}Po{4} + HOH
NaHCO3 + Cl2 + H2O = NaCl + H2CO3 + HClO =>
NaHCO3 + Cl2 + H2O = NaCl + H2CO3 + HClO
Fe + NCs = FeNCs =>
Fe + NCs = FeNCs
C2H3Cl + Sr(NO3)2 = CO2 + H2O + HCl + SrO + N2 =>
C2H3Cl + Sr(NO3)2 = 2 CO2 + H2O + HCl + SrO + N2
[Ag(NH3)2]OH + CH3COH = CH3COOH + Ag + NH3 + H2O =>
2[Ag(NH3)2]OH + CH3COH = CH3COOH + 2 Ag + 4 NH3 + H2O
C(s) + H2(g) = CH6(g) =>
C(s) + 3 H2(g) = CH6(g)
Sb(OH)3 + KOH = K(OH)3 + SbOH =>
Sb(OH)3 + KOH = K(OH)3 + SbOH
(NH4)2S + Mn(NO3)2 = NH4NO3 + MnS =>
(NH4)2S + Mn(NO3)2 = 2 NH4NO3 + MnS
CuSO4 + K2FeCN = CuFeCN + K2SO4 =>
CuSO4 + K2FeCN = CuFeCN + K2SO4
NH4NO3(aq) = N2O(g) + H2O(l) =>
NH4NO3(aq) = N2O(g) + 2 H2O(l)
(CH3)3N + H2SO4 = (CH3)3NH + SO4 =>
2(CH3)3N + H2SO4 = 2(CH3)3NH + SO4
HC2H3O2(aq) + Sr(OH)2(aq) = Sr(C2H3O2)2(aq) + H2O =>
2 HC2H3O2(aq) + Sr(OH)2(aq) = Sr(C2H3O2)2(aq) + 2 H2O
ClBr3 + Al2 = AlCl3 + Br2 =>
6 ClBr3 + Al2 = 2 AlCl3 + 9 Br2
Ca + HNO3 = Ca2NO3 + N2O + H2O =>
16 Ca + 10 HNO3 = 8 Ca2NO3 + N2O + 5 H2O
NaAl(CO3)(OH)2 + H = Na + Al + H2O + CO2 =>
NaAl(CO3)(OH)2 + 4 H = Na + Al + 3 H2O + CO2
Co(H2O)6 + Cl + Co = Co(H2O)4Cl2 =>
2 Co(H2O)6 + 6 Cl + Co = 3 Co(H2O)4Cl2
CH4O + O2(g) = CO2(g) + H2O =>
2 CH4O + 3 O2(g) = 2 CO2(g) + 4 H2O
HCOOCH3 + Ag2O = CO2 + H2O + Ag =>
HCOOCH3 + 4 Ag2O = 2 CO2 + 2 H2O + 8 Ag
Na2 + O + HCl = NaCl + H2O =>
Na2 + O + 2 HCl = 2 NaCl + H2O
F + NaOH = OF2 + NaF + H2O =>
4 F + 2 NaOH = OF2 + 2 NaF + H2O
Na(s) + Pb(NO3)2(aq) = NaNO3 + Pb =>
2 Na(s) + Pb(NO3)2(aq) = 2 NaNO3 + Pb
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
C3H + O2(g) = CO2 + H2O =>
4 C3H + 13 O2(g) = 12 CO2 + 2 H2O
Na2CrO4 + Sn(NO3)2 = Na(NO3) + SnCrO4 =>
Na2CrO4 + Sn(NO3)2 = 2 Na(NO3) + SnCrO4
(CH3)2NH + HClO4 = CH3ClO4 + H2NH =>
(CH3)2NH + 2 HClO4 = 2 CH3ClO4 + H2NH
AsH3 + HIO3 = H3AsO4 + I2 + H2O =>
5 AsH3 + 8 HIO3 = 5 H3AsO4 + 4 I2 + 4 H2O
K2S2O8 + Mn(NO3)2 + H2O = HNO3 + HMnO4 + KHSO4 =>
5 K2S2O8 + 2 Mn(NO3)2 + 8 H2O = 4 HNO3 + 2 HMnO4 + 10 KHSO4
Ba(NO3)2 + (NH4)2C2O4 = BaC2O4 + (NO3)2(NH4)2 =>
Ba(NO3)2 + (NH4)2C2O4 = BaC2O4 + (NO3)2(NH4)2
Cl2 + Ca(OH)2 = CaCl2 + H2O + O2 =>
2 Cl2 + 2 Ca(OH)2 = 2 CaCl2 + 2 H2O + O2
AlI3 + KHCO3 = AlHCO3 + KI3 =>
AlI3 + KHCO3 = AlHCO3 + KI3
CH3Br + NaOH = CH3OH + Br2 + Na =>
2 CH3Br + 2 NaOH = 2 CH3OH + Br2 + 2 Na
O2(g) + C4H9OH(l) = CO2(g) + H2O(g) =>
6 O2(g) + C4H9OH(l) = 4 CO2(g) + 5 H2O(g)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaHCO3(s) + C2H4O2(l) = NaC2H3O2(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + C2H4O2(l) = NaC2H3O2(s) + H2O(l) + CO2(g)
CoBr2 = Co + Br =>
CoBr2 = Co + 2 Br
CH3COOH(l) + C2H5OH(l) = CH3COOC2H5 + H2O =>
CH3COOH(l) + C2H5OH(l) = CH3COOC2H5 + H2O
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