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Fe2S3 + 6 H2O = 2 Fe(OH)3 + 3 S + 3 H2
Na2CO3 + Na3PO4 = Na2PO4 + Na3(CO3) =>
Na2CO3 + Na3PO4 = Na2PO4 + Na3(CO3)
NaCl(aq) + AgNo3(aq) = AgCl(s) + NaNo3 =>
NaCl(aq) + AgNo3(aq) = AgCl(s) + NaNo3
NH3 + HCl = NH4{+} + Cl{-} =>
NH3 + HCl = NH4{+} + Cl{-}
HClO4 + Fe(OH)3 = FeOH(ClO4)2 + H2O =>
2 HClO4 + Fe(OH)3 = FeOH(ClO4)2 + 2 H2O
NH3 + HCl = NH4{+} + Cl{-} =>
NH3 + HCl = NH4{+} + Cl{-}
Cu(OH)2(s) + HCl(aq) = Cu(Cl)2(aq) + H2O(l) =>
Cu(OH)2(s) + 2 HCl(aq) = Cu(Cl)2(aq) + 2 H2O(l)
HCOOH + NH3 = HCOONH4 =>
HCOOH + NH3 = HCOONH4
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NH3 + HCl = NH4{+} + Cl{-} =>
NH3 + HCl = NH4{+} + Cl{-}
KNO3 + H2S = HNO3 + K2S =>
2 KNO3 + H2S = 2 HNO3 + K2S
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
BaSO4CaCl2 = CaSO4BaCl2 =>
BaSO4CaCl2 = CaSO4BaCl2
Cu(OH)2(s)(heat) = CuO(s) + H2O(g) =>
Cu(OH)2(s)(heat) = CuO(s) + H2O(g)
Pb(NO3)2 + Li2SO4 = Pb2(SO4)2 + LiNO3 =>
2 Pb(NO3)2 + 2 Li2SO4 = Pb2(SO4)2 + 4 LiNO3
C2H5OH + NaOH = H2O + NaC2H5O =>
C2H5OH + NaOH = H2O + NaC2H5O
Cr2O7{-}2 + H2C2O4 + H{+} = Cr{+3} + CO2 + H2O =>
2 Cr2O7{-}2 + 7 H2C2O4 + 14 H{+} = 4 Cr{+3} + 14 CO2 + 14 H2O
NaBiO3 + HCl = BiCl3 + Cl2 + NaCl + H2O =>
NaBiO3 + 6 HCl = BiCl3 + Cl2 + NaCl + 3 H2O
Sr3N2(s) + H2SO4(aq) = SrSO4(aq) + (NH4)2SO4(aq) =>
Sr3N2(s) + 4 H2SO4(aq) = 3 SrSO4(aq) + (NH4)2SO4(aq)
HNO3 + Cu2O = Cu(NO3)2 + NO + H2O =>
14 HNO3 + 3 Cu2O = 6 Cu(NO3)2 + 2 NO + 7 H2O
Al + SO4 = Al2(SO4)3 =>
2 Al + 3 SO4 = Al2(SO4)3
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
Cr2(SO3)3 + KClO4 + KOH = KCl + K2CrO4 + K2SO4 + H2O =>
2 Cr2(SO3)3 + 3 KClO4 + 20 KOH = 3 KCl + 4 K2CrO4 + 6 K2SO4 + 10 H2O
Al(Br)3 + Cl2 = AlCl3 + Br2 =>
2 Al(Br)3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Al(NO3)3 + Ca = Ca(NO3)2 + Al =>
2 Al(NO3)3 + 3 Ca = 3 Ca(NO3)2 + 2 Al
Ba(SO4) + CaCl2 = BaCl2 + CaSO4 =>
Ba(SO4) + CaCl2 = BaCl2 + CaSO4
Ca3P2 + NaOH + Cl2 = Ca3(PO4)2 + NaCl + H2O =>
Ca3P2 + 16 NaOH + 8 Cl2 = Ca3(PO4)2 + 16 NaCl + 8 H2O
Al + Na2CO3 + H2O = NaAl(OH)4 + NaHCO3 + H2 =>
2 Al + 2 Na2CO3 + 8 H2O = 2 NaAl(OH)4 + 2 NaHCO3 + 3 H2
AuBr3 = Au2Br6 =>
2 AuBr3 = Au2Br6
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
SiO2 + H2O2 = H2SiO2 + O2 =>
SiO2 + H2O2 = H2SiO2 + O2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Al(a) + CuSO4(aq) = Cu(s) + Al2(SO4)3(aq) =>
2 Al(a) + 3 CuSO4(aq) = 3 Cu(s) + Al2(SO4)3(aq)
Na + SO4 = Na(SO4) =>
Na + SO4 = Na(SO4)
Ag + HNO3 = Ag(NO3)2 + NO2 + H2O =>
Ag + 4 HNO3 = Ag(NO3)2 + 2 NO2 + 2 H2O
Cl7 + O2 = Cl2O7 =>
4 Cl7 + 49 O2 = 14 Cl2O7
S2O3 + I3{-} + H2O = SO4{2-} + I{-} + H{+} =>
S2O3 + 3 I3{-} + 5 H2O = 2 SO4{2-} + 9 I{-} + 10 H{+}
NaO + Ba(OH)2 = NaOH + BaO2 =>
2 NaO + Ba(OH)2 = 2 NaOH + BaO2
Hg2(NO3)2(aq) + HBr(aq) = H2NO3(aq) + HgBr2(s) =>
Hg2(NO3)2(aq) + 4 HBr(aq) = 2 H2NO3(aq) + 2 HgBr2(s)
Fe + CO2 = FeC2O4 =>
Fe + 2 CO2 = FeC2O4
HBr + Fe = FeH + Br =>
HBr + Fe = FeH + Br
NH4OH + H2C2O4 = NH4 + H2O + CO2 =>
2 NH4OH + H2C2O4 = 2 NH4 + 2 H2O + 2 CO2
I2 + PbO2 + H2O = IO3{-} + Pb{2+} + OH{-} =>
I2 + 5 PbO2 + 4 H2O = 2 IO3{-} + 5 Pb{2+} + 8 OH{-}
Cd + Co(ClO4)3 = Co + Cd(ClO4)2 =>
3 Cd + 2 Co(ClO4)3 = 2 Co + 3 Cd(ClO4)2
C2H5NH2 + H2SO4 = [C2H5NH3]2SO4 =>
2 C2H5NH2 + H2SO4 = [C2H5NH3]2SO4
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
H2O + K2C2O4 = H2C2O4 + K2O =>
H2O + K2C2O4 = H2C2O4 + K2O
CH3CONH2 + H2O = CH3NH2 + CO2 + H2 =>
CH3CONH2 + H2O = CH3NH2 + CO2 + H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
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