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2 Cr(HO)3 = Cr2(O)3 + 3 H2O
Xe2 + F2 = XeF3 =>
Xe2 + 3 F2 = 2 XeF3
S(NH4)2 + Pb(NO3)2 = NH4NO3 + PbS =>
S(NH4)2 + Pb(NO3)2 = 2 NH4NO3 + PbS
CaCl2 + Ca(OH)2 = Ca(OH)Cl =>
CaCl2 + Ca(OH)2 = 2 Ca(OH)Cl
Al + Cu(ClO3)3 = Cu + Al(ClO3)3 =>
Al + Cu(ClO3)3 = Cu + Al(ClO3)3
FeBr3 = Fe + Br =>
FeBr3 = Fe + 3 Br
Pb(NO3)2(s) = PbO + NO2(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO + 4 NO2(g) + O2(g)
FeSO4 + NaOH + O2 = Fe2O3 + H2O + Na2SO4 =>
4 FeSO4 + 8 NaOH + O2 = 2 Fe2O3 + 4 H2O + 4 Na2SO4
CH2CH2 + HOH = CH3CH2OH =>
CH2CH2 + HOH = CH3CH2OH
Ge + H2 = Ge2H6 =>
2 Ge + 3 H2 = Ge2H6
[Co(H2O)6]Cl2 + NH3 + NH4Cl + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + 10 NH3 + 2 NH4Cl + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O
BaF + Cl = BaCl + F =>
BaF + Cl = BaCl + F
H2S + Fe3O4 = H2O + FeS2 + FeS =>
4 H2S + Fe3O4 = 4 H2O + FeS2 + 2 FeS
NaCl + I2 = NaI + Cl2 =>
2 NaCl + I2 = 2 NaI + Cl2
Fe2O3 + NaHCO3 = Na2CO3 + Fe2(CO3)3 + H2O =>
Fe2O3 + 6 NaHCO3 = 3 Na2CO3 + Fe2(CO3)3 + 3 H2O
Al2(SO4)3 + CH3COOH = Al(CH3COO)3 + H2SO4 =>
Al2(SO4)3 + 6 CH3COOH = 2 Al(CH3COO)3 + 3 H2SO4
S + Br = S2Br2 =>
2 S + 2 Br = S2Br2
MgCl2 + Ag = Mg + AgCl =>
MgCl2 + 2 Ag = Mg + 2 AgCl
P4 + Br = PBr3 =>
P4 + 12 Br = 4 PBr3
Sr(OH)2 + FeCl3 = SrCl2 + Fe(HO)3 =>
3 Sr(OH)2 + 2 FeCl3 = 3 SrCl2 + 2 Fe(HO)3
BaSO4 + HOH = BaOH + HSO4 =>
BaSO4 + HOH = BaOH + HSO4
C6H5CH3CH3 + KMnO4 + H2SO4 = C6H5COOHCOOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3CH3 + 12 KMnO4 + 18 H2SO4 = 5 C6H5COOHCOOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
H4SiO4 = H4 + SiO4 =>
H4SiO4 = H4 + SiO4
KI + Be = BeI2 + K =>
2 KI + Be = BeI2 + 2 K
NiCl2 + NaPO4 = NiPO4 + NaCl2 =>
NiCl2 + NaPO4 = NiPO4 + NaCl2
Mg + Ba = Ba3Mg =>
Mg + 3 Ba = Ba3Mg
CO + SO4 = COSO4 =>
CO + SO4 = COSO4
NiCl2 + NaCN = NiCN + NaCl2 =>
NiCl2 + NaCN = NiCN + NaCl2
KI + H2O = HI + KOH =>
KI + H2O = HI + KOH
CH3CH2CO2 + O2 = CO + H2O =>
4 CH3CH2CO2 + 7 O2 = 12 CO + 10 H2O
NiS + NaCl = Na2S + NiCl2 =>
NiS + 2 NaCl = Na2S + NiCl2
Cr(OH)2 + NaOH = Cr(OH)3 + Na =>
Cr(OH)2 + NaOH = Cr(OH)3 + Na
RCH3NH + C2O2H2 + NaBH3CN = R2(CH3)2NC2H4 + NaBO2 + HCN + H2O =>
4 RCH3NH + 3 C2O2H2 + 2 NaBH3CN = 2 R2(CH3)2NC2H4 + 2 NaBO2 + 4 HCN + 2 H2O
Li + K2S = Li2S + K2 =>
2 Li + K2S = Li2S + K2
NH4N(NO2)2 + (NH2C(NH)NH3)2SO4 = NH2C(NH2)NH2N(NO2)2 + (NH4)2SO4 =>
2 NH4N(NO2)2 + (NH2C(NH)NH3)2SO4 = 2 NH2C(NH2)NH2N(NO2)2 + (NH4)2SO4
KMnO4 + NaOH + NaNO2 = KOH + NO2 + Na2MnO4 =>
KMnO4 + NaOH + NaNO2 = KOH + NO2 + Na2MnO4
CH3CH44CH3 + O2 = CO2 + H2O =>
2 CH3CH44CH3 + 31 O2 = 6 CO2 + 50 H2O
PO = OP =>
PO = OP
Na2SO3 + H2SO4 = Na2SO4 + H2S =>
4 Na2SO3 + H2SO4 = 4 Na2SO4 + H2S
Pb(s) + HgBr2(ac) = PbBr2 + Hg =>
Pb(s) + HgBr2(ac) = PbBr2 + Hg
KI + O3 = KO3 + I2 =>
2 KI + 2 O3 = 2 KO3 + I2
FeCl3(aq) + KBr(aq) = FeBr(aq) + KCl3(aq) =>
FeCl3(aq) + KBr(aq) = FeBr(aq) + KCl3(aq)
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
FeCl2 + C = Fe + CCl4 =>
2 FeCl2 + C = 2 Fe + CCl4
Cu2O + HF = CuF + H2O =>
Cu2O + 2 HF = 2 CuF + H2O
HCl + NaNO2 = HNO2 + NaCl =>
HCl + NaNO2 = HNO2 + NaCl
C2H4 + HNO3 = CO2 + N2 + H2O =>
5 C2H4 + 12 HNO3 = 10 CO2 + 6 N2 + 16 H2O
CCl2 = C + Cl =>
CCl2 = C + 2 Cl
Al + NaOH + H2O = NaAl(OH)2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAl(OH)2 + H2
IO + H2O = HIO + OH =>
IO + H2O = HIO + OH
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