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2 Cr(OH)3 + CaO = Ca(CrO2)2 + 3 H2O
C3H7Br + NH3 = C3H7NH2 + NH4Br =>
C3H7Br + 2 NH3 = C3H7NH2 + NH4Br
Al(NO3)3 + Cu(OH)2 = Cu(NO3)2 + Al(OH)3 =>
2 Al(NO3)3 + 3 Cu(OH)2 = 3 Cu(NO3)2 + 2 Al(OH)3
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
CaBr2 + HOH = HBr + Ca(OH)2 =>
CaBr2 + 2 HOH = 2 HBr + Ca(OH)2
CrO3 + HCe = CrCe3 + Ce2 + H2O =>
2 CrO3 + 12 HCe = 2 CrCe3 + 3 Ce2 + 6 H2O
NaI + MgCl2 = MgI2 + NaCl =>
2 NaI + MgCl2 = MgI2 + 2 NaCl
Na3AsO3 + I2 + H2O = Na3AsO4 + HI =>
Na3AsO3 + I2 + H2O = Na3AsO4 + 2 HI
S + O2 = SO2 =>
S + O2 = SO2
NaAl(OH)4 + SO2 = Al(OH)3 + Na2SO3 + H2O =>
2 NaAl(OH)4 + SO2 = 2 Al(OH)3 + Na2SO3 + H2O
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
AgNO3 + H3PO4 = Ag3PO4 + HNO3 =>
3 AgNO3 + H3PO4 = Ag3PO4 + 3 HNO3
Fe2O3 + SiO2 = Fe2Si2O7 =>
Fe2O3 + 2 SiO2 = Fe2Si2O7
Am{+3} + S2O8{2-} + H2O = AmO2{+} + SO4{2-} + H{+} =>
Am{+3} + S2O8{2-} + 2 H2O = AmO2{+} + 2 SO4{2-} + 4 H{+}
Mg(NO3)2 + K3Fe(CN)6 = Mg(CN)2 + K3Fe(NO3)6 =>
3 Mg(NO3)2 + K3Fe(CN)6 = 3 Mg(CN)2 + K3Fe(NO3)6
C4H6 = C8H12 =>
2 C4H6 = C8H12
Na + HOH = Na(OH) + H2 =>
2 Na + 2 HOH = 2 Na(OH) + H2
Ba2Cl = Ba + Cl =>
Ba2Cl = 2 Ba + Cl
Ag(s) + H2S(g) + O2(g) = H2O(l) + AgS(s) =>
2 Ag(s) + 2 H2S(g) + O2(g) = 2 H2O(l) + 2 AgS(s)
CuCO3(aq) = CuO(s) + CO2(g) =>
CuCO3(aq) = CuO(s) + CO2(g)
FeCl3 + HCl = Fe(Cl4)3 + H2 =>
2 FeCl3 + 18 HCl = 2 Fe(Cl4)3 + 9 H2
KMnO4 + NH4NO3 = NH4MnO4 + KNO3 =>
KMnO4 + NH4NO3 = NH4MnO4 + KNO3
FeCl2 + H2S = FeS + H2Cl2 =>
FeCl2 + H2S = FeS + H2Cl2
PbCl4 + HNO3 = Pb(NO3)4 + HCl =>
PbCl4 + 4 HNO3 = Pb(NO3)4 + 4 HCl
C9H6 + O2 = CO2 + H2O =>
2 C9H6 + 21 O2 = 18 CO2 + 6 H2O
Bi + H2O + O2 = OH{-} + Bi{+3} =>
4 Bi + 6 H2O + 3 O2 = 12 OH{-} + 4 Bi{+3}
Ca2(CO3)2 + Mg3(PO4)2 = Ca3(PO4)2 + Mg2(CO3)2 =>
3 Ca2(CO3)2 + 2 Mg3(PO4)2 = 2 Ca3(PO4)2 + 3 Mg2(CO3)2
Mg + Fe{2+} = MgFe{2+} =>
Mg + Fe{2+} = MgFe{2+}
PdS = Pd + S =>
PdS = Pd + S
(NH4)2Cr2O7 = Cr2O3 + H2O + NH3 + O2 =>
2(NH4)2Cr2O7 = 2 Cr2O3 + 2 H2O + 4 NH3 + 3 O2
H2 + O2 = H2OH2O2 = H2 + O2 =>
4 H2 + 3 O2 = 2 H2OH2O2
HCaCl2 + O2 = Ca(ClO3)2 + H2O =>
4 HCaCl2 + 13 O2 = 4 Ca(ClO3)2 + 2 H2O
H3PO3 + H2SO4 = H3PO4 + H2O + SO2 =>
H3PO3 + H2SO4 = H3PO4 + H2O + SO2
C8H18 = C2H6 + C4H8 =>
2 C8H18 = 2 C2H6 + 3 C4H8
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
CrBr3 + KBrO3 + KOH = K2CrO4 + KBr + H2O =>
2 CrBr3 + KBrO3 + 10 KOH = 2 K2CrO4 + 7 KBr + 5 H2O
Zn + Mg(NO3)2 = Zn2NO3 + Mg =>
4 Zn + Mg(NO3)2 = 2 Zn2NO3 + Mg
LiCO3 + Al(NO3)3 = LiNO3 + Al(CO3)3 =>
3 LiCO3 + Al(NO3)3 = 3 LiNO3 + Al(CO3)3
HCN + Cu(OH)3 = Cu(CN)3 + H2O =>
3 HCN + Cu(OH)3 = Cu(CN)3 + 3 H2O
Na2S2O3 + HCl = NaCl + S + SO2 + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + S + SO2 + H2O
KCl + FeBr3 = FeCl + KBr3 =>
KCl + FeBr3 = FeCl + KBr3
Mg3 + N2 = MgN2 =>
Mg3 + 3 N2 = 3 MgN2
KCl + NH4OH = KOH + NH4 + Cl =>
KCl + NH4OH = KOH + NH4 + Cl
CaNO3 + K2CO3 = K2NO3 + CaCO3 =>
CaNO3 + K2CO3 = K2NO3 + CaCO3
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaCO3 + KMnO4 + H2O = Ca(OH)2 + Ca2(CO3)3 + KOH + MnO2 =>
9 CaCO3 + 2 KMnO4 + 4 H2O = 3 Ca(OH)2 + 3 Ca2(CO3)3 + 2 KOH + 2 MnO2
CrCl3 + NH3 + H2 = NH4Cl + Cr =>
2 CrCl3 + 6 NH3 + 3 H2 = 6 NH4Cl + 2 Cr
H2 + Cl2 = HCl4 =>
H2 + 4 Cl2 = 2 HCl4
CH3C6H4COCl + (CH3CH2)2NH + NaOH = NaCl + H2O + C12H17NO =>
CH3C6H4COCl + (CH3CH2)2NH + NaOH = NaCl + H2O + C12H17NO
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