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4 B + 6 H2O = 2 B2H6 + 3 O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
MgCl2 + NH3 = Mg3N2 + HCl =>
3 MgCl2 + 2 NH3 = Mg3N2 + 6 HCl
NH4OH = NH4 + OH =>
NH4OH = NH4 + OH
Fe + Co(SO4) = Fe2(SO4)3 + Co =>
2 Fe + 3 Co(SO4) = Fe2(SO4)3 + 3 Co
Br2 + O2 = BrO =>
Br2 + O2 = 2 BrO
H2O(l) + KSCN(aq) = HSCN(aq) + K2O(l) =>
H2O(l) + 2 KSCN(aq) = 2 HSCN(aq) + K2O(l)
C10H4 + O2 = CO2 + H2O =>
C10H4 + 11 O2 = 10 CO2 + 2 H2O
SnCl2 + Fe2(SO4)3 = Sn(SO4) + FeCl3 =>
3 SnCl2 + Fe2(SO4)3 = 3 Sn(SO4) + 2 FeCl3
NaAlO2 + HNO3 = NaOH + Al(NO3)3 + H2O =>
NaAlO2 + 3 HNO3 = NaOH + Al(NO3)3 + H2O
NH3 + NO(g) = N2(g) + H2O(g) =>
4 NH3 + 6 NO(g) = 5 N2(g) + 6 H2O(g)
C6H5COOH + NaHCO3 = NaC6H5COO + H2O + CO2 =>
C6H5COOH + NaHCO3 = NaC6H5COO + H2O + CO2
C2H3Cl + HCl = C2H4 + Cl2 =>
C2H3Cl + HCl = C2H4 + Cl2
Si(s) + S8(s) = SiS2(s) =>
4 Si(s) + S8(s) = 4 SiS2(s)
MgCO3(s) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g)
NH3 + Cl2 + H2O = N2O4 + Cl{-} + H3O{+} =>
2 NH3 + 7 Cl2 + 18 H2O = N2O4 + 14 Cl{-} + 14 H3O{+}
MgSO4(aq) + NaOH(aq) = Mg(OH)2(a) + Na2SO4(aq) =>
MgSO4(aq) + 2 NaOH(aq) = Mg(OH)2(a) + Na2SO4(aq)
K2[Sn(OH)4] + Br2 + KOH = K2[Sn(OH)6] + KBr =>
K2[Sn(OH)4] + Br2 + 2 KOH = K2[Sn(OH)6] + 2 KBr
XCl2 + AgNO3 = X(NO3)2 + AgCl =>
XCl2 + 2 AgNO3 = X(NO3)2 + 2 AgCl
CO2 + HNO3 + H3PO4 + H2O = C106H263O110N16P + O2 =>
106 CO2 + 16 HNO3 + H3PO4 + 122 H2O = C106H263O110N16P + 138 O2
Cu2O + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2O + 6 HNO3 = 2 Cu(NO3)2 + 2 NO2 + 3 H2O
SrCl2 + O2 = SrO + Cl =>
2 SrCl2 + O2 = 2 SrO + 4 Cl
CH3COOH + H2SO4 = CH3COOSO4 + H2 =>
2 CH3COOH + 2 H2SO4 = 2 CH3COOSO4 + 3 H2
CH3CH2OH + H2SO4 = (CH3CH2)2SO4 + H2O =>
2 CH3CH2OH + H2SO4 = (CH3CH2)2SO4 + 2 H2O
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
Al + O = AlO2 =>
Al + 2 O = AlO2
Ca + Cu(OH)2 = Ca(OH)2 + Cu =>
Ca + Cu(OH)2 = Ca(OH)2 + Cu
C + HO = CO2 + H2O =>
C + 4 HO = CO2 + 2 H2O
Cr + O + H3 = (Cr(OH)3) =>
Cr + 3 O + H3 = (Cr(OH)3)
(NH4)2CO3 + LiOH = (NH4)OH + Li2CO3 =>
(NH4)2CO3 + 2 LiOH = 2(NH4)OH + Li2CO3
CO2 + N2 = NO + CO =>
2 CO2 + N2 = 2 NO + 2 CO
K2S + KMnO4 + KOH = K2SO4 + K2MnO4 + H2O =>
K2S + 8 KMnO4 + 8 KOH = K2SO4 + 8 K2MnO4 + 4 H2O
As2S3 + NaOH + Cl2 = Na2SO4 + Na3AsO4 + H2O + NaCl =>
As2S3 + 40 NaOH + 14 Cl2 = 3 Na2SO4 + 2 Na3AsO4 + 20 H2O + 28 NaCl
C6H12O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C6H12O(g) + 17 O2(g) = 12 CO2(g) + 12 H2O(g)
Pt + H2SO4 = PtSO4 + H2 =>
Pt + H2SO4 = PtSO4 + H2
Pb + NaOH = Pb2NaOH =>
2 Pb + NaOH = Pb2NaOH
Be(OH)2 + H2SO3 = Be(SO3) + H2O =>
Be(OH)2 + H2SO3 = Be(SO3) + 2 H2O
NH4NO2(aq) = N(g) + H2O(l) =>
NH4NO2(aq) = 2 N(g) + 2 H2O(l)
KOH + H2O = H3O{+} + KO{-} =>
KOH + H2O = H3O{+} + KO{-}
C2H5OH + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
C2H5OH + 4 KMnO4 + 5 KOH = CH3COOK + 4 K2MnO4 + 4 H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
HgCl2 + Hg = Hg2Cl =>
HgCl2 + 3 Hg = 2 Hg2Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + HCl = SO2 + Cl + H2O =>
H2SO4 + 2 HCl = SO2 + 2 Cl + 2 H2O
KMnO4 + K2S + H2O = MnO2 + SO2 + KOH =>
2 KMnO4 + K2S + 2 H2O = 2 MnO2 + SO2 + 4 KOH
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Sn + KOH + H2O = K2(Sn(OH)6) + H2 =>
Sn + 2 KOH + 4 H2O = K2(Sn(OH)6) + 2 H2
C2H5OH + CH3CHO = C4H6 + H2O =>
C2H5OH + CH3CHO = C4H6 + 2 H2O
Ag + NO3 = AgNO3 =>
Ag + NO3 = AgNO3
Y2O3 + NH4HF2 = YF3 + NH4F + H2O =>
Y2O3 + 6 NH4HF2 = 2 YF3 + 6 NH4F + 3 H2O
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