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2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
HCl + S = H2 + SCl2 =>
2 HCl + S = H2 + SCl2
Al + NaOH + H2O = Na3Al(OH)6 + H2 =>
2 Al + 6 NaOH + 6 H2O = 2 Na3Al(OH)6 + 3 H2
K2S + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2S + 8 KMnO4 + 12 H2SO4 = 9 K2SO4 + 8 MnSO4 + 12 H2O
NH3NO3NH4MnO4 = NH4NO3NH3MnO4 =>
NH3NO3NH4MnO4 = NH4NO3NH3MnO4
Al + Cr2O3 = Al2O3 + Cr* =>
2 Al + Cr2O3 = Al2O3 + 2 Cr*
C + S = CS2 =>
C + 2 S = CS2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Co + Pb(NO3)2 = Co(NO3)3 + Pb =>
2 Co + 3 Pb(NO3)2 = 2 Co(NO3)3 + 3 Pb
K2Cr2O7 + Al + H2SO4 = K2SO4 + Cr + Al2O3 + H2O =>
K2Cr2O7 + 4 Al + H2SO4 = K2SO4 + 2 Cr + 2 Al2O3 + H2O
CH3(CH2)3BrMg = CH3(CH2)3MgBr =>
CH3(CH2)3BrMg = CH3(CH2)3MgBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cr + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
Cr + 3 KNO3 + 2 NaOH = Na2CrO4 + 3 KNO2 + H2O
NH2CO2 + H2O = NH3CO2 + OH =>
NH2CO2 + H2O = NH3CO2 + OH
CuCO3 + H2SO4 = CuSO4 + H2CO3 =>
CuCO3 + H2SO4 = CuSO4 + H2CO3
Pb + O2 = Pb4O10 =>
4 Pb + 5 O2 = Pb4O10
C2H4O2 + O2 = CO2 + H2 =>
C2H4O2 + O2 = 2 CO2 + 2 H2
NH3 + CH3OOH = NH4CH3COO + H2O =>
NH3 + 2 CH3OOH = NH4CH3COO + 2 H2O
C7H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C7H6O(l) + 8 O2(g) = 7 CO2(g) + 3 H2O(l)
AB4 + X2 = AX2 + B2X =>
AB4 + 2 X2 = AX2 + 2 B2X
CH3CH2CH(OH)2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CH3CH2CH2COOH + H2O =>
20 CH3CH2CH(OH)2 + 4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 15 CH3CH2CH2COOH + 26 H2O
C2H4Cl2 + C4H5Cl = CH3Cl + C6H5Cl =>
2 C2H4Cl2 + 5 C4H5Cl = 6 CH3Cl + 3 C6H5Cl
KBrO3 + HCl = HBrO3 + KCl =>
KBrO3 + HCl = HBrO3 + KCl
Mg(NO3)2(aq) + (NH4)2CO3(aq) = MgCO3(s) + (NH4)NO3(aq) =>
Mg(NO3)2(aq) + (NH4)2CO3(aq) = MgCO3(s) + 2(NH4)NO3(aq)
K2HPO4 + NaNO3 = K2NO3 + NaHPO4 =>
K2HPO4 + NaNO3 = K2NO3 + NaHPO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Cr2O7{-2} + H3AsO3 + H{+} = Cr3{+} + H3AsO4 + H2O =>
3 Cr2O7{-2} + 17 H3AsO3 + 8 H{+} = 2 Cr3{+} + 17 H3AsO4 + 4 H2O
SnCl2 + HgCl = SnCl4 + Hg2Cl =>
SnCl2 + 4 HgCl = SnCl4 + 2 Hg2Cl
Cu + Ag(NO3) = Ag + Cu(NO3)2 =>
Cu + 2 Ag(NO3) = 2 Ag + Cu(NO3)2
Na2SiO3 + HF = H2SiF6 + NaF + H2O =>
Na2SiO3 + 8 HF = H2SiF6 + 2 NaF + 3 H2O
FC = CF =>
FC = CF
U + HCl = H + UCl4 =>
U + 4 HCl = 4 H + UCl4
Sr(CO3) = CO2 + SrO =>
Sr(CO3) = CO2 + SrO
CaO + H4P2O5 = Ca4(P2O5)2 + H2O =>
4 CaO + 2 H4P2O5 = Ca4(P2O5)2 + 4 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C3H7Br + NaOH = C3H7OH + NaBr =>
C3H7Br + NaOH = C3H7OH + NaBr
HBr + CuCO3 = Br2Cu + H2O + CO2 =>
2 HBr + CuCO3 = Br2Cu + H2O + CO2
NaIO3 + H2SO3 = NaI + H2SO4 =>
NaIO3 + 3 H2SO3 = NaI + 3 H2SO4
NaCl(aq) + H3PO4(aq) = Na3PO4 + HCl(aq) =>
3 NaCl(aq) + H3PO4(aq) = Na3PO4 + 3 HCl(aq)
Cl2 + OH{-} = Cl{-} + Cl2O3{-} + H2O =>
7 Cl2 + 12 OH{-} = 10 Cl{-} + 2 Cl2O3{-} + 6 H2O
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
NH4Cl + Ba(OH)2 = BaCl2 + NH3 + H2O =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O
CuSO4*5H2O + (NH4)2SO4 + H2O = Cu(NH4)2(SO4)2*6H2O =>
CuSO4*5H2O + (NH4)2SO4 + H2O = Cu(NH4)2(SO4)2*6H2O
Cu2(OH)3Cl = Cu2O + H2O + Cl2 + O2(g) =>
4 Cu2(OH)3Cl = 4 Cu2O + 6 H2O + 2 Cl2 + O2(g)
Eu + Cl2 = EuCl2 =>
Eu + Cl2 = EuCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 = HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
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