| Équations équilibrées la veille |
2 MnO4{-} + 3 OH{-} + HSO3{-} = 2 MnO4{2-} + SO4{2-} + 2 H2O
C6H7NaO6 + O = CO2 + H2O + Na2O =>
2 C6H7NaO6 + 20 O = 12 CO2 + 7 H2O + Na2O
NH4NO3 + H2CO3 = (NH4)2CO3 + HNO3 =>
2 NH4NO3 + H2CO3 = (NH4)2CO3 + 2 HNO3
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
C6H5CHCHCOH + O2 = CO2 + H2O =>
2 C6H5CHCHCOH + 21 O2 = 18 CO2 + 8 H2O
Bi(NO3)3 + Na2S2O3 + H2O = Bi2S3 + H2SO4 + NaNO3 =>
2 Bi(NO3)3 + 3 Na2S2O3 + 3 H2O = Bi2S3 + 3 H2SO4 + 6 NaNO3
K3P + Al = AlP + K =>
K3P + Al = AlP + 3 K
Na2WO4 + NH4OH + Na2S = Na2WS4 + NaOH + NH3 =>
Na2WO4 + 4 NH4OH + 4 Na2S = Na2WS4 + 8 NaOH + 4 NH3
NH3H2O = NH4OH =>
NH3H2O = NH4OH
NaOCH3(s) + H2O(l) = CH3OH(aq) + NaOH(aq) =>
NaOCH3(s) + H2O(l) = CH3OH(aq) + NaOH(aq)
calciumchloride + sodiumphosphate = calciumphosphate + sodiumchloride =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
NiBr2 + H2O = Ni(OH)2 + HBr =>
NiBr2 + 2 H2O = Ni(OH)2 + 2 HBr
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Rb(s) + RbNO3 = Rb2O + N2 =>
10 Rb(s) + 2 RbNO3 = 6 Rb2O + N2
KMnO4 + H2SO4 + Na2SO3 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
HCOOH + NH3 = CHONH2 + H2O =>
HCOOH + NH3 = CHONH2 + H2O
bariumsulfate + sodiumhydroxide = bariumhydroxide + sodiumsulfate =>
BaSO4 + 2 NaOH = Ba(OH)2 + Na2SO4
AgNO3 + KS2 = AgS2 + KNO3 =>
AgNO3 + KS2 = AgS2 + KNO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K4[Co(C2O4)3] + PbO2 + CH3COOH = K3[Co(C2O4)3] + Pb(CH3COO)2 + H2O + K(CH3COOO) =>
2 K4[Co(C2O4)3] + 3 PbO2 + 8 CH3COOH = 2 K3[Co(C2O4)3] + 3 Pb(CH3COO)2 + 4 H2O + 2 K(CH3COOO)
Mg(CH3COO)2 + Ba(OH)2 = Mg(OH)2 + Ba(CH3COO)2 =>
Mg(CH3COO)2 + Ba(OH)2 = Mg(OH)2 + Ba(CH3COO)2
KMnO4 + Na2C2O4 + HCl(c) = KCl + MnO2 + CO2 + H2O + NaCl =>
2 KMnO4 + 3 Na2C2O4 + 8 HCl(c) = 2 KCl + 2 MnO2 + 6 CO2 + 4 H2O + 6 NaCl
CH3CONHCH3 + NaOH = CH3COONa + CH3NH2 =>
CH3CONHCH3 + NaOH = CH3COONa + CH3NH2
F2S2 + O2 = F2O4 + SO2 =>
F2S2 + 4 O2 = F2O4 + 2 SO2
H2C2O4 + KMnO4 + H2SO4 = K2SO4 + CO2 + H2O + MnSO4 =>
5 H2C2O4 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 10 CO2 + 8 H2O + 2 MnSO4
K2O + Cl2O3 = K3ClO3 =>
3 K2O + Cl2O3 = 2 K3ClO3
Fe + O2 + H2O = Fe{2+} + OH{-} =>
2 Fe + O2 + 2 H2O = 2 Fe{2+} + 4 OH{-}
Ni + H2O = Ni2O + H =>
2 Ni + H2O = Ni2O + 2 H
B(OH)2 + CO2 = H2O + BCO3 =>
B(OH)2 + CO2 = H2O + BCO3
NaOH + Ca(HCO3)2 = Ca(OH)2 + H2O + Na2CO3 =>
4 NaOH + Ca(HCO3)2 = Ca(OH)2 + 2 H2O + 2 Na2CO3
Ca(OH)2(aq) + Cl2(g) = CaCl2(aq) + Ca(ClO3)2(aq) + H2O(l) =>
6 Ca(OH)2(aq) + 6 Cl2(g) = 5 CaCl2(aq) + Ca(ClO3)2(aq) + 6 H2O(l)
H3SbO4 = Sb2O5 + H2O =>
2 H3SbO4 = Sb2O5 + 3 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
Cl2 + IO3{-} + H2O = Cl{-} + IO4{-} + H{+} =>
Cl2 + IO3{-} + H2O = 2 Cl{-} + IO4{-} + 2 H{+}
C3H8NO5P + H2O2 = CO2 + H2O + N2 + H3PO4 =>
2 C3H8NO5P + 15 H2O2 = 6 CO2 + 20 H2O + N2 + 2 H3PO4
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HBr + Li2CO3 = LiBr + CO2 + H2O =>
2 HBr + Li2CO3 = 2 LiBr + CO2 + H2O
NaI + K2CO3 = Na2CO3 + KI =>
2 NaI + K2CO3 = Na2CO3 + 2 KI
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
KI + O3 = KO2 + I2 =>
6 KI + 4 O3 = 6 KO2 + 3 I2
Mg + H2O2 = MgO2 + H2O =>
Mg + 2 H2O2 = MgO2 + 2 H2O
NiCl3 + K2O = Ni2O3 + KCl =>
2 NiCl3 + 3 K2O = Ni2O3 + 6 KCl
Sr + N = N2Sr3 =>
3 Sr + 2 N = N2Sr3
NH4OH + CuS = H2O + Cu(NH3)4S =>
4 NH4OH + CuS = 4 H2O + Cu(NH3)4S
KMnO4 + Cr(OH)2 + H2SO4 = H2O + MnSO4 + K2SO4 + Cr2(SO4)3 =>
2 KMnO4 + 10 Cr(OH)2 + 18 H2SO4 = 28 H2O + 2 MnSO4 + K2SO4 + 5 Cr2(SO4)3
Ca + MnCl = CaCl + Mn =>
Ca + MnCl = CaCl + Mn
Cu2SO4 + NH4OH = Cu2OH + NH4SO4 =>
Cu2SO4 + NH4OH = Cu2OH + NH4SO4
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Équations équilibrées sur12/13/24
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