| Équations équilibrées la veille |
(NH4)2C2O4 + Ba(OH)2 = BaC2O4 + 2 NH3 + 2 H2O
K + NaO = KO + Na =>
K + NaO = KO + Na
Ag2O + H2 = Ag + H2O =>
Ag2O + H2 = 2 Ag + H2O
SO2 + NaIO3 + H2 = H2SO4 + Na2SO4 + I2 =>
3 SO2 + 2 NaIO3 + 2 H2 = 2 H2SO4 + Na2SO4 + I2
CH3CH2CH2CH2CH + O2 = CO2 + H2O =>
2 CH3CH2CH2CH2CH + 15 O2 = 10 CO2 + 10 H2O
Na2[Zn(OH)4] + FeCl2 = NaCl + Zn(OH)2 + Fe(OH)2 =>
Na2[Zn(OH)4] + FeCl2 = 2 NaCl + Zn(OH)2 + Fe(OH)2
CoCl2 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + H2O + CH3COOKKCl =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + H2O + 2 CH3COOKKCl
FeO + OH = Fe2O3 + H2O =>
2 FeO + 2 OH = Fe2O3 + H2O
K2SO4 + Ca(OH)2 = CaSO4 + KOH =>
K2SO4 + Ca(OH)2 = CaSO4 + 2 KOH
Na2CO3 + CH4N2O = NaOCN + H2O =>
Na2CO3 + CH4N2O = 2 NaOCN + 2 H2O
KNO3 = KNO2 + O2 = =>
2 KNO3 = 2 KNO2 + O2
Pb(OH)2 + HNO3 = HOH + Pb(NO3)2 =>
Pb(OH)2 + 2 HNO3 = 2 HOH + Pb(NO3)2
HCl + CaCO3 = CaCl + CO3 + CO2 + H2O =>
2 HCl + 2 CaCO3 = 2 CaCl + CO3 + CO2 + H2O
Hg + HNO3 = Hg(NO3) + H2 =>
2 Hg + 2 HNO3 = 2 Hg(NO3) + H2
NH3(g) + Cl2(g) = N2(g) + HCl =>
2 NH3(g) + 3 Cl2(g) = N2(g) + 6 HCl
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Ca(OH)2 + Al2S3O12 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2S3O12 = 3 CaSO4 + 2 Al(OH)3
HSbO3 + AgOH = AgSbO3 + H2O =>
HSbO3 + AgOH = AgSbO3 + H2O
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
PbO2 + H2SO4 + IK = I2 + SO4Pb + SO4K2 + H2O =>
PbO2 + 2 H2SO4 + 2 IK = I2 + SO4Pb + SO4K2 + 2 H2O
K2Cr2O7 + HCl = KCrO + Cl2 + H2O =>
K2Cr2O7 + 10 HCl = 2 KCrO + 5 Cl2 + 5 H2O
Ni3 + H2 = NiH =>
2 Ni3 + 3 H2 = 6 NiH
Sn + HgS = SnS2 + Hg =>
Sn + 2 HgS = SnS2 + 2 Hg
Ca(OH)2CO2 = CaCO3H2O =>
Ca(OH)2CO2 = CaCO3H2O
AgCl + O2 = Ag2O + Cl2 =>
4 AgCl + O2 = 2 Ag2O + 2 Cl2
H2SO4 + KSCN = HSCN + K2SO4 =>
H2SO4 + 2 KSCN = 2 HSCN + K2SO4
CdCO3 + HClO4 = Cd(ClO4)2 + H2O + CO2 =>
CdCO3 + 2 HClO4 = Cd(ClO4)2 + H2O + CO2
NH4Br + NaOH = NaBr + NH3 + H2O =>
NH4Br + NaOH = NaBr + NH3 + H2O
AgBr + NH3 = AgNH3 + Br =>
AgBr + NH3 = AgNH3 + Br
C3H5O9N3 + O2 = CO2 + H2O + NO2 =>
4 C3H5O9N3 + 11 O2 = 12 CO2 + 10 H2O + 12 NO2
(NH4)2SO4(aq) + Na2CO3(aq) = (NH4)2CO3 + Na2SO4 =>
(NH4)2SO4(aq) + Na2CO3(aq) = (NH4)2CO3 + Na2SO4
(NH4)2CO3 + Ca(OH)2 = NH4OH + CaCO3 =>
(NH4)2CO3 + Ca(OH)2 = 2 NH4OH + CaCO3
H2 + C8H14 = CH4 =>
9 H2 + C8H14 = 8 CH4
BrAl + F = FAl + Br =>
BrAl + F = FAl + Br
KBrO3 + As2O3 + HCl = KCl + AsO4 + HBr =>
5 KBrO3 + 3 As2O3 + 5 HCl = 5 KCl + 6 AsO4 + 5 HBr
MnCl2 + NaOH + KNO3 = Na2MnO4 + NaCl + KNO2 + H2O =>
MnCl2 + 4 NaOH + 2 KNO3 = Na2MnO4 + 2 NaCl + 2 KNO2 + 2 H2O
CH3CH2CH2Br + KOH = CH3CH2CH2OH + KBr =>
CH3CH2CH2Br + KOH = CH3CH2CH2OH + KBr
CsOH + P2O5 = Cs3PO4 + H2O =>
6 CsOH + P2O5 = 2 Cs3PO4 + 3 H2O
H + B = HB =>
H + B = HB
S2Cl2 + F2 = SF6 + Cl2 =>
S2Cl2 + 6 F2 = 2 SF6 + Cl2
AgNO3 + Kl = AgNO3Kl =>
AgNO3 + Kl = AgNO3Kl
KMnO4 + NaOH + Na2S = Na2MnO4 + KOH + S =>
2 KMnO4 + 2 NaOH + Na2S = 2 Na2MnO4 + 2 KOH + S
HCl + H2SO4 = SO2Cl2 + H2O =>
2 HCl + H2SO4 = SO2Cl2 + 2 H2O
C3H6O + I2 + NaOH = CHI3 + CO2HNa + H2ONaI =>
C3H6O + 5 I2 + 5 NaOH = 2 CHI3 + CO2HNa + 4 H2ONaI
HClO4(aq) + Na2SO3(aq) = SO2(g) + H2O(l) + NaClO4(aq) =>
2 HClO4(aq) + Na2SO3(aq) = SO2(g) + H2O(l) + 2 NaClO4(aq)
Pb3N4 + KI = Pb3I + KN4 =>
Pb3N4 + KI = Pb3I + KN4
MnO4{-} + SnO2{2-} + H2O = MnO2 + SnO3{2-} + OH{-} =>
2 MnO4{-} + 3 SnO2{2-} + H2O = 2 MnO2 + 3 SnO3{2-} + 2 OH{-}
NaHCo3 + CaCl2 + H2O = NaCl + Ca(OH)2 + H2Co3 =>
2 NaHCo3 + CaCl2 + 2 H2O = 2 NaCl + Ca(OH)2 + 2 H2Co3
NaHCO3 + H3C6H507 = CO2 + H2O + Na3C6H507 =>
3 NaHCO3 + H3C6H507 = 3 CO2 + 3 H2O + Na3C6H507
Na2S2O5 + Na2S2O8 + H2O = Na2SO4 + H2SO4 =>
Na2S2O5 + 2 Na2S2O8 + 3 H2O = 3 Na2SO4 + 3 H2SO4
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