| Équations équilibrées la veille |
PbO + 4 NaOH + H2O = Na4[Pb(OH)6]
NH4H2PO4 + Ca(OH)2 = Ca(H2PO4)2 + NH3 + H2O =>
2 NH4H2PO4 + Ca(OH)2 = Ca(H2PO4)2 + 2 NH3 + 2 H2O
Cl + Co = CoCl3 =>
3 Cl + Co = CoCl3
Mg(s) + AlCl3 = Al(s) + MgCl2 =>
3 Mg(s) + 2 AlCl3 = 2 Al(s) + 3 MgCl2
NH3(g) + CO2(g) + H2O(l) = NH4HCO3(aq) =>
NH3(g) + CO2(g) + H2O(l) = NH4HCO3(aq)
Na2O + F2 = NaF + O2 =>
2 Na2O + 2 F2 = 4 NaF + O2
CuCl + O2 + H2O = Cu3Cl2(OH)4 + CuCl2 =>
4 CuCl + O2 + 2 H2O = Cu3Cl2(OH)4 + CuCl2
Mg + HCI = Mg(CI)2 + H2 =>
Mg + 2 HCI = Mg(CI)2 + H2
Zn + NiCl2 = ZnCl2 + Ni =>
Zn + NiCl2 = ZnCl2 + Ni
C4H6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C4H6 + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 22 MnSO4 + 11 K2SO4 + 48 H2O
MnO2 + NaOH + O2 = NaMnO4 + H2O =>
4 MnO2 + 4 NaOH + 3 O2 = 4 NaMnO4 + 2 H2O
YbBr2 + KMnO4 + H2SO4 = YbBr3 + Yb2(SO4)3 + KBr + MnSO4 + H2O =>
5 YbBr2 + KMnO4 + 4 H2SO4 = 3 YbBr3 + Yb2(SO4)3 + KBr + MnSO4 + 4 H2O
K2CrO4 + (NH4)2S + H2O = Cr(OH)3 + S + KOH + NH4OH =>
2 K2CrO4 + 3(NH4)2S + 8 H2O = 2 Cr(OH)3 + 3 S + 4 KOH + 6 NH4OH
CrS + O2 = CrO + SO2 =>
2 CrS + 3 O2 = 2 CrO + 2 SO2
HC + Mg = C2Mg + H2 =>
2 HC + Mg = C2Mg + H2
C6H14O(l) + O2(g) = CO2(g) + H2O(g) =>
C6H14O(l) + 9 O2(g) = 6 CO2(g) + 7 H2O(g)
NaOH + Na = Na2O + H2 =>
2 NaOH + 2 Na = 2 Na2O + H2
KClO3 + MnO2 = KO2 + MnClO3 =>
KClO3 + MnO2 = KO2 + MnClO3
Ba(NO3)2 + KOH = Ba(OH)2 + KNO3 =>
Ba(NO3)2 + 2 KOH = Ba(OH)2 + 2 KNO3
LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g) =>
2 LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g)
NH + O3 = HNO3 =>
NH + O3 = HNO3
Ag3PO4 + H2O = Ag2O + H3PO4 =>
2 Ag3PO4 + 3 H2O = 3 Ag2O + 2 H3PO4
C14H12Br2 + KOH = C14H10 + H2O + KBr =>
C14H12Br2 + 2 KOH = C14H10 + 2 H2O + 2 KBr
Hg + O2(g) = Hg2O2(s) =>
2 Hg + O2(g) = Hg2O2(s)
Zn + OH{-} + H2O = [Zn(OH)4]{2-} + H =>
Zn + 2 OH{-} + 2 H2O = [Zn(OH)4]{2-} + 2 H
K + H2CO3 = H2CO3K =>
K + H2CO3 = H2CO3K
C2H5NH2 + HNO3 = C2H5OH + N2 + H2O =>
5 C2H5NH2 + 3 HNO3 = 5 C2H5OH + 4 N2 + 4 H2O
Na2SO4 + Au = AuSO4 + Na =>
Na2SO4 + Au = AuSO4 + 2 Na
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
K(s) + ZnCl2(aq) = KCl + Zn =>
2 K(s) + ZnCl2(aq) = 2 KCl + Zn
KMnO4 + Na2SO3 + HCl = MnSO4 + Na2SO4 + NaCl + KCl + H2O =>
2 KMnO4 + 5 Na2SO3 + 6 HCl = 2 MnSO4 + 3 Na2SO4 + 4 NaCl + 2 KCl + 3 H2O
C2H6(g) + O2 = CO2(g) + H2O =>
2 C2H6(g) + 7 O2 = 4 CO2(g) + 6 H2O
C6H12 + KMnO4 = C6H10O2 + MnO2 + KOH =>
C6H12 + 2 KMnO4 = C6H10O2 + 2 MnO2 + 2 KOH
NH4ClO4 = N2 + O2 + H2O + HCl =>
4 NH4ClO4 = 2 N2 + 5 O2 + 6 H2O + 4 HCl
FeCl3 + H2SO4 + Fe = FeSO4 + HCl =>
2 FeCl3 + 3 H2SO4 + Fe = 3 FeSO4 + 6 HCl
BaO + H2O2 = BaO2 + H2O =>
BaO + H2O2 = BaO2 + H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
Na3PO4 + CaCl = Ca3PO4 + NaCl =>
Na3PO4 + 3 CaCl = Ca3PO4 + 3 NaCl
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
Fe3O4 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + NO + 14 H2O
HBr + Fe(OH)3 = H2O + Fe(OH)Br2 =>
2 HBr + Fe(OH)3 = 2 H2O + Fe(OH)Br2
Cl2 + NaBr + NaOH = NaBrO + NaCl + H2O =>
Cl2 + NaBr + 2 NaOH = NaBrO + 2 NaCl + H2O
Ca5(PO4)3OH + H3PO4 = Ca(H2PO4)2 + H2O =>
Ca5(PO4)3OH + 7 H3PO4 = 5 Ca(H2PO4)2 + H2O
HNO3 + H = H2O + NO2 =>
HNO3 + H = H2O + NO2
(CH3)2CHOH = (CH3)2CO + H2 =>
(CH3)2CHOH = (CH3)2CO + H2
Mn2O3 = Mn + O =>
Mn2O3 = 2 Mn + 3 O
Ca + Ag3PO4 = CaPO4 + Ag =>
Ca + Ag3PO4 = CaPO4 + 3 Ag
KMnO4 + NaBr + H2SO4 = Na2SO4 + K2SO4 + MnSO4 + H2O + Br2 =>
2 KMnO4 + 10 NaBr + 8 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Br2
PbCl2 + K2S = Pb + K + SCl2 =>
PbCl2 + K2S = Pb + 2 K + SCl2
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