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2 Bi(OH)3 + 3 SnO2{2-} = 2 Bi + 3 SnO3{2-} + 3 H2O
Be + Cl2 = Cl3Be =>
2 Be + 3 Cl2 = 2 Cl3Be
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
Zn + CuSO4 = ZnSO4 + Cu2 =>
2 Zn + 2 CuSO4 = 2 ZnSO4 + Cu2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
LiC = Li + C =>
LiC = Li + C
C2H4O + O = CH3COOH =>
C2H4O + O = CH3COOH
Mg + Ag2SO4 = MgSO4 + Ag =>
Mg + Ag2SO4 = MgSO4 + 2 Ag
CO3 + Ba(OH)2 = BaCO3 + OH =>
CO3 + Ba(OH)2 = BaCO3 + 2 OH
AgNo3 + Ag3Po4 = AgPo4 + Ag3No3 =>
AgNo3 + Ag3Po4 = AgPo4 + Ag3No3
KNO3 + HgCl2 = Hg(NO3)2 + KCl =>
2 KNO3 + HgCl2 = Hg(NO3)2 + 2 KCl
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
HNO3 + H2SO4 = HNO2 + H2O + SO4 =>
HNO3 + H2SO4 = HNO2 + H2O + SO4
Cu(SO4) + Ba(NO3)2 = Cu(NO3) + Ba(SO4)2 =>
2 Cu(SO4) + Ba(NO3)2 = 2 Cu(NO3) + Ba(SO4)2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Al2O3 + Ca(OH)2 = Al(OH)3 + CaO =>
Al2O3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaO
[Cu(H2O)4]SO4H2O + NH3 = [Cu(NH3)4]SO4H2O + H2O =>
[Cu(H2O)4]SO4H2O + 4 NH3 = [Cu(NH3)4]SO4H2O + 4 H2O
Cr(s) + H3PO4(aq) = H2(g) + CrPO4(g) =>
2 Cr(s) + 2 H3PO4(aq) = 3 H2(g) + 2 CrPO4(g)
C2H4O + O = C2H4O2 =>
C2H4O + O = C2H4O2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
CaO + ZnO = CaZnO2 =>
CaO + ZnO = CaZnO2
LiCl + Na3(PO4) = Li3(PO4) + NaCl =>
3 LiCl + Na3(PO4) = Li3(PO4) + 3 NaCl
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
Mg(s)F(g) = MgF =>
Mg(s)F(g) = MgF
Cu + HCl = CuCl2 + H2 = =>
Cu + 2 HCl = CuCl2 + H2
Na2S2O3 + Br2 + NaOH = NaBr + NaSO4 + H2O =>
Na2S2O3 + 5 Br2 + 10 NaOH = 10 NaBr + 2 NaSO4 + 5 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CH4 + KMnO4 = MnO2 + KOH + CO2 + H2O =>
3 CH4 + 8 KMnO4 = 8 MnO2 + 8 KOH + 3 CO2 + 2 H2O
Al2(SO4)3 + K2(SO4) = KAl(SO4)2 =>
Al2(SO4)3 + K2(SO4) = 2 KAl(SO4)2
AgNO3 + BCl = AgCl + BNO3 =>
AgNO3 + BCl = AgCl + BNO3
NaC2H3O2(aq) + H2SO4(aq) = Na2SO4(aq) + HC2H3O2(l) =>
2 NaC2H3O2(aq) + H2SO4(aq) = Na2SO4(aq) + 2 HC2H3O2(l)
HgO + CH3COOH = Hg(CH3COO)2 + H2O =>
HgO + 2 CH3COOH = Hg(CH3COO)2 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
K3AsO3 + I2 + KOH = K3AsO4 + KI + H2O =>
K3AsO3 + I2 + 2 KOH = K3AsO4 + 2 KI + H2O
CoCl2 + NaOH = NaCl2 + Co(OH) =>
CoCl2 + NaOH = NaCl2 + Co(OH)
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
CH4 + KMnO4 = CH3OH + Mn + K =>
4 CH4 + KMnO4 = 4 CH3OH + Mn + K
KMnO4 + H2SO4 + H2S = K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 H2S = 4 K2SO4 + 8 MnSO4 + 12 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CH3CH2OH + HCl = CH3CH2OH{-} + HCl{+} =>
CH3CH2OH + HCl = CH3CH2OH{-} + HCl{+}
CH4 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
6 CH4 + 14 KMnO4 = 3 C2O4K2 + 14 MnO2 + 8 KOH + 8 H2O
NaCl + Ag + HNO3 = Na(NO3) + AgCl + H2 =>
2 NaCl + 2 Ag + 2 HNO3 = 2 Na(NO3) + 2 AgCl + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3PO4 + SO4{2-} = PO4{3-} + H2SO4 =>
2 H3PO4 + 3 SO4{2-} = 2 PO4{3-} + 3 H2SO4
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Sr + H3PO4 = SrPO4 + H2 =>
2 Sr + 2 H3PO4 = 2 SrPO4 + 3 H2
H3AsO4 + Fe + H{+} = AsH3 + H2O + Fe{+3} =>
3 H3AsO4 + 8 Fe + 24 H{+} = 3 AsH3 + 12 H2O + 8 Fe{+3}
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