| Équations équilibrées la veille |
4 SbCl3 + 3 O2 = 2 Sb2O3(s) + 6 Cl2(g)
H4P2O7 + Ra(OH)2 = Ra2P2O7 + H2O =>
H4P2O7 + 2 Ra(OH)2 = Ra2P2O7 + 4 H2O
Cu(OH)2(aq) = H2O + CuO =>
Cu(OH)2(aq) = H2O + CuO
KHCO3 + H2C2O4 = K2C2O4 + H2CO3 =>
2 KHCO3 + H2C2O4 = K2C2O4 + 2 H2CO3
H{+} + Fe{2+} + S2O8{2-} = Fe{3+} + SO2 + H2O =>
8 H{+} + 6 Fe{2+} + S2O8{2-} = 6 Fe{3+} + 2 SO2 + 4 H2O
NaFeO2 + HNO3 = NaNO3 + Fe(NO3)3 + H2O =>
NaFeO2 + 4 HNO3 = NaNO3 + Fe(NO3)3 + 2 H2O
C4H6O3 + C8H8O3 = C10H10O4 + H2O =>
C4H6O3 + 2 C8H8O3 = 2 C10H10O4 + H2O
Ag2S + Al = Ag + Al2S3 =>
3 Ag2S + 2 Al = 6 Ag + Al2S3
As(OH)3 + K2O = KAsO2 + H2O =>
2 As(OH)3 + K2O = 2 KAsO2 + 3 H2O
CHOCCHOCOHCOHCHHCO + O2 = CO2 + H2CO3 =>
CHOCCHOCOHCOHCHHCO + 6 O2 = 4 CO2 + 3 H2CO3
NaOH + Zn(CH3COO)2 = NaZn(CH3COO)2 + OH =>
NaOH + Zn(CH3COO)2 = NaZn(CH3COO)2 + OH
HNO3 + BaCO3 = H2O + Ba(NO3)2 + CO2 =>
2 HNO3 + BaCO3 = H2O + Ba(NO3)2 + CO2
NH4Cl + H2SO4 = NH4HSO4 + HCl =>
NH4Cl + H2SO4 = NH4HSO4 + HCl
AlCl3 + H2O = O2 + HCl + AlO =>
4 AlCl3 + 6 H2O = O2 + 12 HCl + 4 AlO
COCl2 + FeCl3 = COCl3 + FeCl2 =>
COCl2 + FeCl3 = COCl3 + FeCl2
Sc2NbN2F2 = NbN + ScN + ScF3 + Nb =>
3 Sc2NbN2F2 = 2 NbN + 4 ScN + 2 ScF3 + Nb
NH3 + CO2 = NH2COOH =>
NH3 + CO2 = NH2COOH
Cu2Cr2O5 = Cu + Cr + O2 =>
2 Cu2Cr2O5 = 4 Cu + 4 Cr + 5 O2
Mg(OH)2 + HCl = (MgOH)Cl + H2O =>
Mg(OH)2 + HCl = (MgOH)Cl + H2O
FeS2 + O2 = Fe2O + S2 =>
4 FeS2 + O2 = 2 Fe2O + 4 S2
(NH4)2PO4 + CrBr3 = NH4Br + Cr2(PO4)3 =>
3(NH4)2PO4 + 2 CrBr3 = 6 NH4Br + Cr2(PO4)3
CaCO3 + H2C2O4 = CaC2O4 + H2O + CO2 =>
CaCO3 + H2C2O4 = CaC2O4 + H2O + CO2
KBrH2O = KBr + H2O =>
KBrH2O = KBr + H2O
K2Cr2O7 + H2SO4 + MgI2 = Cr2(SO4)3 + K2SO4 + I2 + MgSO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 3 MgI2 = Cr2(SO4)3 + K2SO4 + 3 I2 + 3 MgSO4 + 7 H2O
CaBr + HNO3 = Ca(NO3) + HBr =>
CaBr + HNO3 = Ca(NO3) + HBr
BaCO3(aq) + HCl(aq) = BaCl2(aq) + CO2(aq) + H2O(l) =>
BaCO3(aq) + 2 HCl(aq) = BaCl2(aq) + CO2(aq) + H2O(l)
(NH4)2S + H2O = H2 + S + NH4OH =>
(NH4)2S + 2 H2O = H2 + S + 2 NH4OH
Al + ZrCl4 = AlCl3 + ZrCl3 =>
Al + 3 ZrCl4 = AlCl3 + 3 ZrCl3
MnO4 + KCl + H2SO4 = MnSO4 + Cl2 + H2O + K2SO4 =>
MnO4 + 6 KCl + 4 H2SO4 = MnSO4 + 3 Cl2 + 4 H2O + 3 K2SO4
Br{-} = Br2 + e =>
2 Br{-} = Br2 + 2e
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
(NH4)HSO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)HSO4 + 2 NaOH = NH3 + 2 H2O + Na2SO4
CN{-} + OCl{-} = OCN{-} + Cl{-} =>
CN{-} + OCl{-} = OCN{-} + Cl{-}
N2H2 + ClO3{-} = NO + Cl{-} + H2O =>
N2H2 + ClO3{-} = 2 NO + Cl{-} + H2O
K2O + C2H4O2 = CH3CO2K + H2O =>
K2O + 2 C2H4O2 = 2 CH3CO2K + H2O
CH3CH2OH + NaOH = CH3CH2NaO + H2O =>
CH3CH2OH + NaOH = CH3CH2NaO + H2O
SiO2 + HI = SiI4 + H2O =>
SiO2 + 4 HI = SiI4 + 2 H2O
KOH + Li2O = LiOH + K2O =>
2 KOH + Li2O = 2 LiOH + K2O
C9H12 + KMnO4 + H2SO4 = MnSO4 + C6H3COOHCOOHCOOH + K2SO4 + H2O =>
5 C9H12 + 18 KMnO4 + 27 H2SO4 = 18 MnSO4 + 5 C6H3COOHCOOHCOOH + 9 K2SO4 + 42 H2O
H2O + S{2-} + MnO4 = MnS + S + OH{-} =>
4 H2O + 4 S{2-} + MnO4 = MnS + 3 S + 8 OH{-}
HC1 + NaOH = H2O + NaC1 =>
HC1 + NaOH = H2O + NaC1
Pb + CaCl2 = Pb(CaCl2) =>
Pb + CaCl2 = Pb(CaCl2)
BaSO4 + NH3 = Ba3N2 + H2SO4 =>
3 BaSO4 + 2 NH3 = Ba3N2 + 3 H2SO4
Mg + CO2 + H2O = MgCO3 + H =>
Mg + CO2 + H2O = MgCO3 + 2 H
Ag + K2(SO3) = Ag(SO3) + K =>
Ag + K2(SO3) = Ag(SO3) + 2 K
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C6H6 + Br2 = C6H3Br + H3Br =>
C6H6 + Br2 = C6H3Br + H3Br
Ca(OH)2 + NHO3 = H2O + Ca(NO3)2 =>
Ca(OH)2 + 2 NHO3 = 2 H2O + Ca(NO3)2
Al4C3 + H2O = Al(OH)3 + CH4* =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4*
K2CrO7 + H2SO4 + C2H5OH = K2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
4 K2CrO7 + 10 H2SO4 + 9 C2H5OH = 4 K2SO4 + 2 Cr2(SO4)3 + 9 CH3COOH + 19 H2O
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