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2 H2 + O2 = 2 H2O
Fe(OH)3 + HNo3 = Fe(No3)3 + H2O =>
Fe(OH)3 + 3 HNo3 = Fe(No3)3 + 3 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
FH = F + H =>
FH = F + H
NaBiO3 + HCl = O2 + BiCl3 + NaCl + H2O =>
2 NaBiO3 + 8 HCl = O2 + 2 BiCl3 + 2 NaCl + 4 H2O
NiCO3 + H3PO4 = Ni3(PO4)2 + H2CO3 =>
3 NiCO3 + 2 H3PO4 = Ni3(PO4)2 + 3 H2CO3
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3(s) =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3(s)
S2O8 + C6H5ClO + H2O = CO2 + H2SO4 + HCl =>
13 S2O8 + 2 C6H5ClO + 22 H2O = 12 CO2 + 26 H2SO4 + 2 HCl
CH3CH2(OH) + I2 = CH3CH2I + OH =>
2 CH3CH2(OH) + I2 = 2 CH3CH2I + 2 OH
BH4{-} + BF3O(C2H5)2 = B3H8{-} + H2 + O(C2H5)2 + BF4{-} =>
5 BH4{-} + 4 BF3O(C2H5)2 = 2 B3H8{-} + 2 H2 + 4 O(C2H5)2 + 3 BF4{-}
XNa3CO3 + XCuSO4 = XNa3SO4 + XCuCO3 =>
XNa3CO3 + XCuSO4 = XNa3SO4 + XCuCO3
PB(NO3)2 + NaI = PBI + Na(NO3)2 =>
PB(NO3)2 + NaI = PBI + Na(NO3)2
Pb(OH)2 + H2SO2 = PbSO2 + H2O =>
Pb(OH)2 + H2SO2 = PbSO2 + 2 H2O
D4R7O2 + O2 = O2D + OR2 =>
4 D4R7O2 + 19 O2 = 16 O2D + 14 OR2
CaO + Cl2O5 = CaCl2 + O =>
CaO + Cl2O5 = CaCl2 + 6 O
Na2CO3(s) + AgNO3(s) = Na2NO3 + CO3Ag =>
Na2CO3(s) + AgNO3(s) = Na2NO3 + CO3Ag
BaCO3 + HCl + Na2SO4 = BaSO4 + CO2 + H2O + NaCl =>
BaCO3 + 2 HCl + Na2SO4 = BaSO4 + CO2 + H2O + 2 NaCl
CH2O + I2 + H2O = HI + HCOOH =>
CH2O + I2 + H2O = 2 HI + HCOOH
Na2HPO4 + AgNO3 = Ag3PO4 + NaH2PO4 + NaNO3 =>
2 Na2HPO4 + 3 AgNO3 = Ag3PO4 + NaH2PO4 + 3 NaNO3
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Ba{2+} + OH{-} = Ba + OH =>
Ba{2+} + 2 OH{-} = Ba + 2 OH
K2SO4 + Al(NO3)3 = KNO3 + Al2(SO4)3 =>
3 K2SO4 + 2 Al(NO3)3 = 6 KNO3 + Al2(SO4)3
MnO4{-} + C2O4{2-} + H2O = CO2 + MnO2 + OH{-} =>
2 MnO4{-} + 3 C2O4{2-} + 4 H2O = 6 CO2 + 2 MnO2 + 8 OH{-}
Na2Cr2O7 + H2SO4 + CH3OH = Cr2(SO4)3 + Na2SO4 + CH2O2 + H2O =>
2 Na2Cr2O7 + 8 H2SO4 + 3 CH3OH = 2 Cr2(SO4)3 + 2 Na2SO4 + 3 CH2O2 + 11 H2O
K2MnO4 + C2H5OH + H2O = MnO2 + KOH + CH3COOH =>
2 K2MnO4 + C2H5OH + H2O = 2 MnO2 + 4 KOH + CH3COOH
F2 + NaOH = OF2 + NaF + H2O =>
2 F2 + 2 NaOH = OF2 + 2 NaF + H2O
NaCH3COO + Mg(HCO3)2 = Mg(CH3COO)2 + NaHCO3 =>
2 NaCH3COO + Mg(HCO3)2 = Mg(CH3COO)2 + 2 NaHCO3
CH6 + KMnO4 + H2O = CH6(OH)2 + MnO2 + KOH =>
3 CH6 + 2 KMnO4 + 4 H2O = 3 CH6(OH)2 + 2 MnO2 + 2 KOH
PbN2 + NaOH = PbOH + NaN2 =>
PbN2 + NaOH = PbOH + NaN2
HBiO3 + Pb(OH)4 = Pb(BiO3)4 + H2O =>
4 HBiO3 + Pb(OH)4 = Pb(BiO3)4 + 4 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Zn = *Zn2 =>
2 Zn = *Zn2
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
Al2 + H2SO4 = Al2(SO4)3 + H2 =>
Al2 + 3 H2SO4 = Al2(SO4)3 + 3 H2
BaO + N2 = BaN2 + O2 =>
2 BaO + 2 N2 = 2 BaN2 + O2
HSO3{-} + I2{-} + H2O = I{-} + SO4{-2} + H{+} =>
HSO3{-} + 2 I2{-} + H2O = 4 I{-} + SO4{-2} + 3 H{+}
KMnO4 + Ba(NO3)2 = Ba(MnO4)2 + KNO3 =>
2 KMnO4 + Ba(NO3)2 = Ba(MnO4)2 + 2 KNO3
Ba(ClO4)2 + H2SO4 = BaSO4 + HClO4 =>
Ba(ClO4)2 + H2SO4 = BaSO4 + 2 HClO4
NH4Cl + I2 = NH4I + Cl2 =>
2 NH4Cl + I2 = 2 NH4I + Cl2
C6H8O7 + O2 = CO2 + H2O =>
2 C6H8O7 + 9 O2 = 12 CO2 + 8 H2O
CuO + H2O = Cu(OH)2 = =>
CuO + H2O = Cu(OH)2
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
SnSO4 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 SnSO4 + K2Cr2O7 + 7 H2SO4 = 3 Sn(SO4)2 + Cr2(SO4)3 + K2SO4 + 7 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
AsCl3(s) + H2S(aq) = As2S3(s) + HCl(aq) =>
2 AsCl3(s) + 3 H2S(aq) = As2S3(s) + 6 HCl(aq)
FeCl3 + C6H6O = C6H5Cl + Fe(OH)3 =>
FeCl3 + 3 C6H6O = 3 C6H5Cl + Fe(OH)3
Fe + HF = FeF2 + H2 =>
Fe + 2 HF = FeF2 + H2
Fe2 + S3 = FeS =>
3 Fe2 + 2 S3 = 6 FeS
AlCl3 + NaOH + H2O = Na(Al(OH)4)(aq) + H2(g) + Cl =>
2 AlCl3 + 2 NaOH + 6 H2O = 2 Na(Al(OH)4)(aq) + 3 H2(g) + 6 Cl
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