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2 B2O3 = 4 B + 3 O2
KI + O3 + H2O = I2 + KOH = O2 =>
6 KI + O3 + 3 H2O = 3 I2 + 6 KOH
CrO4{2-} + PH3 + H2O = Cr(OH)3 + H2PO4{-} + OH{-} =>
8 CrO4{2-} + 3 PH3 + 17 H2O = 8 Cr(OH)3 + 3 H2PO4{-} + 13 OH{-}
MnSO4 = MnOSO3 =>
MnSO4 = MnOSO3
CaCl2 + AlCl3 = AlCl2 + CaCl3 =>
CaCl2 + AlCl3 = AlCl2 + CaCl3
SNCl4 + NH3 = SNCl2 + HCl + N2 =>
3 SNCl4 + 2 NH3 = 3 SNCl2 + 6 HCl + N2
CH4(g) + Cl2 = CCl4(g) + HCl(g) =>
CH4(g) + 4 Cl2 = CCl4(g) + 4 HCl(g)
AlI3 + F2 = AlF3 + I2 =>
2 AlI3 + 3 F2 = 2 AlF3 + 3 I2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
(NH4)2C2O4 + AgNO3 = (NH4)NO3 + Ag2C2O4 =>
(NH4)2C2O4 + 2 AgNO3 = 2(NH4)NO3 + Ag2C2O4
SnCO3(s) + H2SO4(aq) = SnSO4(s) + CO2(g) + H2O(l) =>
SnCO3(s) + H2SO4(aq) = SnSO4(s) + CO2(g) + H2O(l)
C5H10 + HBr = C5H11 + Br =>
C5H10 + HBr = C5H11 + Br
Na3(PO4) = Na + PO4 =>
Na3(PO4) = 3 Na + PO4
NaBr + HCN = NaCN + HBr =>
NaBr + HCN = NaCN + HBr
Sr(OH)2 + NH4Cl = SrCl2 + NH3 + H2O = =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH3 + 2 H2O
SiO3 + H2O = H2SiO4 =>
SiO3 + H2O = H2SiO4
Mn2O3 + C = Mn + CO2 =>
2 Mn2O3 + 3 C = 4 Mn + 3 CO2
NaH2PO4 + Al2(SO4)3 = Na2SO4 + Al(H2PO4)3 =>
6 NaH2PO4 + Al2(SO4)3 = 3 Na2SO4 + 2 Al(H2PO4)3
SnCl4 + NH3 = SnCl2 + HCl + N2 =>
3 SnCl4 + 2 NH3 = 3 SnCl2 + 6 HCl + N2
Au + Ca{2+} = Au{3+} + Ca =>
2 Au + 3 Ca{2+} = 2 Au{3+} + 3 Ca
CH2NH2COOH + O2 = CO2 + H2O + NH3 =>
2 CH2NH2COOH + 3 O2 = 4 CO2 + 2 H2O + 2 NH3
NaCl + HNO3 = NO + NaO2 + HCl =>
NaCl + HNO3 = NO + NaO2 + HCl
Hg2I2 = HgI =>
Hg2I2 = 2 HgI
K2O + CuSO4 = K2SO4 + CuO =>
K2O + CuSO4 = K2SO4 + CuO
CH2OHCHOHCHOHCH3 + O2 = CO2 + H2O =>
CH2OHCHOHCHOHCH3 + 5 O2 = 4 CO2 + 5 H2O
SO4 + Ba(OH)2 = BaSO4 + OH =>
SO4 + Ba(OH)2 = BaSO4 + 2 OH
S8 + Fe2 = SFe6 =>
S8 + 24 Fe2 = 8 SFe6
[Ag(NH3)2]OH = Ag3N + NH3 + H2O =>
3[Ag(NH3)2]OH = Ag3N + 5 NH3 + 3 H2O
Fe = Fe23 =>
23 Fe = Fe23
H2SO4 + C6H10O5 = C6H10O4SO4 + H2O =>
H2SO4 + C6H10O5 = C6H10O4SO4 + H2O
CaSO3 + NaOH = Ca(OH)2 + Na2SO3 =>
CaSO3 + 2 NaOH = Ca(OH)2 + Na2SO3
HCHO2 + NaOH = HCO2Na + H2O =>
HCHO2 + NaOH = HCO2Na + H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Sc + O2 = ScO2 =>
Sc + O2 = ScO2
Cu(OH)2 + Na2SO4 + HCl = CuSO4 + NaCl + H2O =>
Cu(OH)2 + Na2SO4 + 2 HCl = CuSO4 + 2 NaCl + 2 H2O
CaSO3 = CaO + SO2 =>
CaSO3 = CaO + SO2
Fe(oh)3 + O2 + H2O = Fe2O3H2O =>
4 Fe(oh)3 + 9 O2 + 6 H2O = 6 Fe2O3H2O
Sc + HI = ScI2 + H2 =>
Sc + 2 HI = ScI2 + H2
Cu(NH3)2 + HCl = CuCl2 + NH4 =>
Cu(NH3)2 + 2 HCl = CuCl2 + 2 NH4
Mg(CH3CoO)2 + LiOH = Mg(OH) + Li(CH3CoO)2 =>
Mg(CH3CoO)2 + LiOH = Mg(OH) + Li(CH3CoO)2
Zn(HCO3)2 = ZnO + H2O + CO2 =>
Zn(HCO3)2 = ZnO + H2O + 2 CO2
Ca + ZnCl2 = CaCl2 + Zn =>
Ca + ZnCl2 = CaCl2 + Zn
Pb(No3)2 + KOH = Pb(OH)2 + KNo3 =>
Pb(No3)2 + 2 KOH = Pb(OH)2 + 2 KNo3
Cu + Al = Cu3Al2 =>
3 Cu + 2 Al = Cu3Al2
FeI3 = Fe + I =>
FeI3 = Fe + 3 I
CuOH2 = Cu2 + H2O =>
2 CuOH2 = Cu2 + 2 H2O
H6 = H2 =>
H6 = 3 H2
CS + H2 = CH4 + H2S =>
CS + 3 H2 = CH4 + H2S
Au + Br = AuBr =>
Au + Br = AuBr
C8H18 + NO = CO2 + H2O + N =>
C8H18 + 25 NO = 8 CO2 + 9 H2O + 25 N
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