| Équations équilibrées la veille |
4 CaCO3 + C2H4O2 = 4 Ca + 2 H2O + 6 CO2
MnCl2 = Mn + Cl2 =>
MnCl2 = Mn + Cl2
C7H8 + CrO3 + H{+} = C6H5COOH + Cr{3+} + H2O =>
C7H8 + 2 CrO3 + 6 H{+} = C6H5COOH + 2 Cr{3+} + 4 H2O
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
H2S + FeCl3(aq) = FeCl2 + HCl + S =>
H2S + 2 FeCl3(aq) = 2 FeCl2 + 2 HCl + S
KOCl + HNO3 = HClO + KNO3 =>
KOCl + HNO3 = HClO + KNO3
Ag + HCl = Ag2Cl4 + H =>
2 Ag + 4 HCl = Ag2Cl4 + 4 H
C2H4OKMnO4 = C2H4O4KMnO =>
C2H4OKMnO4 = C2H4O4KMnO
Fe3[Fe(CN)6]2 + NaOH = Fe(OH)3 + Na4[Fe(CN)6] + Fe(OH)2 =>
Fe3[Fe(CN)6]2 + 8 NaOH = 2 Fe(OH)3 + 2 Na4[Fe(CN)6] + Fe(OH)2
CaOH2O1 = Ca(OH)2 =>
CaOH2O1 = Ca(OH)2
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
NaHCO3 + H3A = Na3A + CO2 + H2O =>
3 NaHCO3 + H3A = Na3A + 3 CO2 + 3 H2O
Al(iii) + HCl = AlCl3 + H2 =>
2 Al(iii) + 6 HCl = 2 AlCl3 + 3 H2
Ag + HCl = Ag2Cl4 + H =>
2 Ag + 4 HCl = Ag2Cl4 + 4 H
NaPO4 + KOH = NaOH + KPO4 =>
NaPO4 + KOH = NaOH + KPO4
Na2TeO3 + Na2S + H2O = Na2TeS3 + NaOH =>
Na2TeO3 + 3 Na2S + 3 H2O = Na2TeS3 + 6 NaOH
BaCl2 + H2SO4 = BaSO4 + (HCl) =>
BaCl2 + H2SO4 = BaSO4 + 2(HCl)
Cu(NO3)2 = CuO + (NO2) + O2 =>
2 Cu(NO3)2 = 2 CuO + 4(NO2) + O2
Ag + HCl = Ag2Cl4 + H =>
2 Ag + 4 HCl = Ag2Cl4 + 4 H
KOCl + HNO3 = HClO + KNO3 =>
KOCl + HNO3 = HClO + KNO3
Na2OSiO2 = Na2SiO3 =>
Na2OSiO2 = Na2SiO3
As2O3 + MnO4{-} + H{+} + H2O = H3AsO4 + Mn{2} =>
5 As2O3 + 4 MnO4{-} + 12 H{+} + 9 H2O = 10 H3AsO4 + 4 Mn{2}
potassiumcarbonate + nickel(ii)chloride = nickel(ii)carbonate + potassiumchloride =>
K2CO3 + NiCl2 = NiCO3 + 2 KCl
C2F4 = C4F8 =>
2 C2F4 = C4F8
KNO3SiO2 = KSiO3NO2 =>
KNO3SiO2 = KSiO3NO2
SO3KOH = KHSO4 =>
SO3KOH = KHSO4
AgHS + HNO3 = AgNO3 + H2S =>
AgHS + HNO3 = AgNO3 + H2S
Si2H6 + H2O = SiO2 + H2 =>
Si2H6 + 4 H2O = 2 SiO2 + 7 H2
H2SO3 + HClO3 = H2SO4 + HCl =>
3 H2SO3 + HClO3 = 3 H2SO4 + HCl
Fe2(C2O4)3 + PbCl4 = Pb2(C2O4)4 + FeCl3 =>
4 Fe2(C2O4)3 + 6 PbCl4 = 3 Pb2(C2O4)4 + 8 FeCl3
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
AgNO3 + NaH2PO4 = Ag3PO4 + HNO3 + NaNO3 =>
3 AgNO3 + NaH2PO4 = Ag3PO4 + 2 HNO3 + NaNO3
I2 + Cd = I{-} + Cd{+2} =>
I2 + Cd = 2 I{-} + Cd{+2}
NO2 + H2 = HNO3 + HNO =>
2 NO2 + H2 = HNO3 + HNO
Mg + CO2 = MgO + CO =>
Mg + CO2 = MgO + CO
Mg3(PO4)2 + PbS = MgS + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 PbS = 3 MgS + Pb3(PO4)2
H2SO + Zn = ZnS3 + H2O =>
3 H2SO + Zn = ZnS3 + 3 H2O
Hg2 + Cl = Hg2Cl =>
Hg2 + Cl = Hg2Cl
H2SO3(aq) + AgOH(s) = Ag2SO3(s) + H2O(l) =>
H2SO3(aq) + 2 AgOH(s) = Ag2SO3(s) + 2 H2O(l)
BH3 + H2O = BH3OH + H2 =>
2 BH3 + 2 H2O = 2 BH3OH + H2
Cl2 + ZnI2 = ZnCl2 + I =>
Cl2 + ZnI2 = ZnCl2 + 2 I
H2O2(aq) = H2O(l) + O2(aq) =>
2 H2O2(aq) = 2 H2O(l) + O2(aq)
FeS + S = FeS2(s) =>
FeS + S = FeS2(s)
K2Cr2O7 = K + Cr2O7 =>
K2Cr2O7 = 2 K + Cr2O7
H2SO5 = SO4 + H2O =>
H2SO5 = SO4 + H2O
Fe{2+} + HCl = FeCl{2+} + H =>
Fe{2+} + HCl = FeCl{2+} + H
SO2K2O = K2SO3 =>
SO2K2O = K2SO3
KOCl + HNO3 = HClO + KNO3 =>
KOCl + HNO3 = HClO + KNO3
BaCl2(aq) + Na(CO3)(aq) = NaCl2(s) + Ba(CO3)(aq) =>
BaCl2(aq) + Na(CO3)(aq) = NaCl2(s) + Ba(CO3)(aq)
NaBr + KMnO4 + KOH = Br2 + K2MnO4 + NaOH =>
2 NaBr + 2 KMnO4 + 2 KOH = Br2 + 2 K2MnO4 + 2 NaOH
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Équations équilibrées sur11/21/24
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