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Ca2S + 2 Ca2O = 6 Ca + SO2
Cu(OH)2 + HBr = CuBr2 + H2O =>
Cu(OH)2 + 2 HBr = CuBr2 + 2 H2O
K2CrO4(aq) + ZnSO4(aq) = K2SO4(s) + ZnCrO4(aq) =>
K2CrO4(aq) + ZnSO4(aq) = K2SO4(s) + ZnCrO4(aq)
NHO3 = NO2 + O2 + H2O =>
4 NHO3 = 4 NO2 + O2 + 2 H2O
Ca3(PO4)2(s) + H2SO4(ac) = CaH4(PO4)2(s) + CaSO4(s) =>
Ca3(PO4)2(s) + 2 H2SO4(ac) = CaH4(PO4)2(s) + 2 CaSO4(s)
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
CrCl3 + KClO3 + NaOH = KCl + Na2CrO4 + H2O + NaCl =>
2 CrCl3 + KClO3 + 10 NaOH = KCl + 2 Na2CrO4 + 5 H2O + 6 NaCl
CuL + F2 = CuF + L2 =>
2 CuL + F2 = 2 CuF + L2
C4H10 + Cl2 = C4H9Cl + HCl =>
C4H10 + Cl2 = C4H9Cl + HCl
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
Pb(NO3)2 + MgS = PbS + Mg(NO3)2 =>
Pb(NO3)2 + MgS = PbS + Mg(NO3)2
KBrO3 + Na2S2O3 + H2O = KBr + Na2SO4 + H2SO4 =>
4 KBrO3 + 3 Na2S2O3 + 3 H2O = 4 KBr + 3 Na2SO4 + 3 H2SO4
CH3CH2CH(OH)CH3 + Na = CH3CH2CH(ONa)CH3 + H2 =>
2 CH3CH2CH(OH)CH3 + 2 Na = 2 CH3CH2CH(ONa)CH3 + H2
Fe(OH)3 = H2O + O2 + Fe =>
4 Fe(OH)3 = 6 H2O + 3 O2 + 4 Fe
Fe + S = FeS4 =>
Fe + 4 S = FeS4
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
AlBr3 + Cl = AlCl3 + Br2 =>
2 AlBr3 + 6 Cl = 2 AlCl3 + 3 Br2
Na2SO4 + Ba(NO3)2(aq) = NaNO3(aq) + BaSO4 =>
Na2SO4 + Ba(NO3)2(aq) = 2 NaNO3(aq) + BaSO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Mn(OH)2H2O2 = MnO(OH)2H2O =>
Mn(OH)2H2O2 = MnO(OH)2H2O
NaH2PO4 + Ca(OH)2 = Ca3(PO4)2 + Na3PO4 + H2O =>
3 NaH2PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + Na3PO4 + 6 H2O
HC3H5O3 + NaOH = C3H5O3 + Na + H2O =>
HC3H5O3 + NaOH = C3H5O3 + Na + H2O
Mg + P4 = MgP2 =>
2 Mg + P4 = 2 MgP2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2SO4 = Na{+} + SO4{2-} =>
Na2SO4 = 2 Na{+} + SO4{2-}
BiCl3 + Na2CO3 + H2O = Bi(OH)3 + NaCl + CO2 =>
2 BiCl3 + 3 Na2CO3 + 3 H2O = 2 Bi(OH)3 + 6 NaCl + 3 CO2
CaBr2 + KOH = Ca(OH)2 + KBr =>
CaBr2 + 2 KOH = Ca(OH)2 + 2 KBr
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
AgNO3 + HCOOH = HCOOAg + HNO3 =>
AgNO3 + HCOOH = HCOOAg + HNO3
Cd + S = CdS(s) =>
Cd + S = CdS(s)
Mg + HNO3 = Mg(NO3)2 + NNH4NO3 + H2O =>
13 Mg + 32 HNO3 = 13 Mg(NO3)2 + 2 NNH4NO3 + 12 H2O
MgNH4PO4 = Mg + (NH4)3PO4 + N2 + H3PO4 =>
9 MgNH4PO4 = 9 Mg + (NH4)3PO4 + 3 N2 + 8 H3PO4
Si + Na + O = Na2SiO3 =>
Si + 2 Na + 3 O = Na2SiO3
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
FeCl2 + H2O = Fe(H2O)6 + Cl =>
FeCl2 + 6 H2O = Fe(H2O)6 + 2 Cl
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3 =>
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH4Cl + H2O = H3O + NH3Cl =>
NH4Cl + H2O = H3O + NH3Cl
Ti + O2 = Ti2O3 =>
4 Ti + 3 O2 = 2 Ti2O3
BaCO3 + ZnO = BaO + ZnCO3 =>
BaCO3 + ZnO = BaO + ZnCO3
NCl3 + O2 = N2O10 + Cl2 =>
2 NCl3 + 5 O2 = N2O10 + 3 Cl2
MnO2 + HCl = Cl2 + H2O + MnCl2 =>
MnO2 + 4 HCl = Cl2 + 2 H2O + MnCl2
Cr(OH)3 + Zn{2+} + H2O = CrO4{2-} + Zn + H{+} =>
2 Cr(OH)3 + 3 Zn{2+} + 2 H2O = 2 CrO4{2-} + 3 Zn + 10 H{+}
(CH3)2CHOH + NaOH = (CH3)2CO + H2O + Na =>
(CH3)2CHOH + 2 NaOH = (CH3)2CO + 2 H2O + 2 Na
H3PO4 + NaOH + CuSO4*6H2O = Cu3(PO4)2 + Na2SO4 + H2O =>
2 H3PO4 + 6 NaOH + 3 CuSO4*6H2O = Cu3(PO4)2 + 3 Na2SO4 + 24 H2O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Al4C3(s) + H2O(l) = Al(OH)3() + CH4(g) =>
Al4C3(s) + 12 H2O(l) = 4 Al(OH)3() + 3 CH4(g)
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