| Équations équilibrées la veille |
Al2O3 + 3 H2S = Al2S3 + 3 H2O
Ca(OH)2 + (HClO4) = Ca(ClO4)2 + H2O =>
Ca(OH)2 + 2(HClO4) = Ca(ClO4)2 + 2 H2O
Al + NaOH + HCl = Al(OH)3 + NaCl + H2 =>
2 Al + 6 NaOH + 6 HCl = 2 Al(OH)3 + 6 NaCl + 3 H2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2[Sn(OH)4] = Na2[Sn(OH)6] + Sn + NaOH =>
2 Na2[Sn(OH)4] = Na2[Sn(OH)6] + Sn + 2 NaOH
CuS + H3PO4 = Cu3(PO4)2 + H2S =>
3 CuS + 2 H3PO4 = Cu3(PO4)2 + 3 H2S
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
MnSO4 + H2 = Mn + H2SO4 =>
MnSO4 + H2 = Mn + H2SO4
BeI2Hg(C2H3O2)2 = Be(C2H3O2)2HgI2 =>
BeI2Hg(C2H3O2)2 = Be(C2H3O2)2HgI2
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
CH3CH2COOH + H2O = CH3COOH + H2 =>
2 CH3CH2COOH + 2 H2O = 3 CH3COOH + 2 H2
Cr + Pb2{+} = Cr3{+} + Pb =>
3 Cr + Pb2{+} = Cr3{+} + 2 Pb
CH3CH2NH2 + CH3Br = CH3CH2NHCH3 + CH3CH2NH3Br =>
2 CH3CH2NH2 + CH3Br = CH3CH2NHCH3 + CH3CH2NH3Br
NaCl + BaOH2 = NaOH2 + BaCl =>
NaCl + BaOH2 = NaOH2 + BaCl
BaCl2 + HBr = BaBr2 + HCl =>
BaCl2 + 2 HBr = BaBr2 + 2 HCl
CaAg2 + HCl = CaCl2 + AgH =>
CaAg2 + 2 HCl = CaCl2 + 2 AgH
N + S10 = NS5 =>
2 N + S10 = 2 NS5
MnO4{-)+F{-}+H2O = MnO2+F2+OH{-} =>
2 MnO4{-)+6F{-}+4H2O = 2 MnO2+3F2+8OH{-}
Co + Cl2 + KOH = Co(OH) + KCl =>
2 Co + Cl2 + 2 KOH = 2 Co(OH) + 2 KCl
C2H4 + CH3COOH = CH3COOC2H4 + H2O =>
3 C2H4 + 5 CH3COOH = 4 CH3COOC2H4 + 2 H2O
KIO3(aq) + AgNO3(aq) = KNO3(aq) + AgIO3(s) =>
KIO3(aq) + AgNO3(aq) = KNO3(aq) + AgIO3(s)
MgCO3 + HCl = MgCl2 + CO3 + H2 =>
MgCO3 + 2 HCl = MgCl2 + CO3 + H2
H2(g) + Br2(i) = HBr(g) =>
H2(g) + Br2(i) = 2 HBr(g)
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
C7H12 + H2 = C7H14 =>
C7H12 + H2 = C7H14
H2CO3 + Mg(OH)2 = H2O + MgCO3 =>
H2CO3 + Mg(OH)2 = 2 H2O + MgCO3
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Cr + MgI2 = CrI + Mg =>
2 Cr + MgI2 = 2 CrI + Mg
Sr(NO3)2 + CuSO4*5H2O = SrSO4 + Cu(NO3)2*5H2O =>
Sr(NO3)2 + CuSO4*5H2O = SrSO4 + Cu(NO3)2*5H2O
NH3(aq) + CuCl2(aq) = Cu(NH3)4 + Cl2 =>
4 NH3(aq) + CuCl2(aq) = Cu(NH3)4 + Cl2
C6H26 + O2 = CO2 + H2O =>
2 C6H26 + 25 O2 = 12 CO2 + 26 H2O
CuI2 = Cu + I2 =>
CuI2 = Cu + I2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C6H5(CH3)3 + KMnO4 + H2SO4 = C6H5(COOH)3 + K2SO4 + MnSO4 + H2O =>
5 C6H5(CH3)3 + 18 KMnO4 + 27 H2SO4 = 5 C6H5(COOH)3 + 9 K2SO4 + 18 MnSO4 + 42 H2O
Pb(OH)2(Cr) = PbO(Cr) + H2O(g) =>
Pb(OH)2(Cr) = PbO(Cr) + H2O(g)
Hg(ClO3)2 + Na2Cr2O7 = Na(ClO3) + Hg(Cr2O7) =>
Hg(ClO3)2 + Na2Cr2O7 = 2 Na(ClO3) + Hg(Cr2O7)
C2H2 + H2O = CO + H2 = CH3OH + CO2 =>
C2H2 + 2 H2O = 2 CO + 3 H2
Ca10(PO4)6(OH)2 = Ca3(PO4)2 + CaO + H2O =>
Ca10(PO4)6(OH)2 = 3 Ca3(PO4)2 + CaO + H2O
Mg(NO3)2 + KIO3 = Mg(IO3)2 + K(NO3) =>
Mg(NO3)2 + 2 KIO3 = Mg(IO3)2 + 2 K(NO3)
MnO4{-} + AsO2{-} + OH{-} = MnO2 + AsO4{-3} + H2O =>
2 MnO4{-} + 3 AsO2{-} + 4 OH{-} = 2 MnO2 + 3 AsO4{-3} + 2 H2O
CaSO4 + Na2SO3 = CaS + Na2SO4 =>
CaSO4 + 4 Na2SO3 = CaS + 4 Na2SO4
AuKNO3 = AuNO3K =>
AuKNO3 = AuNO3K
H{+} + Ag + Cr2O7{2-} = Ag{+} + Cr{3+} + H2O =>
14 H{+} + 6 Ag + Cr2O7{2-} = 6 Ag{+} + 2 Cr{3+} + 7 H2O
NCu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
NCu + 8 HNO3 = Cu(NO3)2 + 7 NO2 + 4 H2O
NH3(CO3) + SnCl2 = NH3(Cl2) + Sn(CO3) =>
NH3(CO3) + SnCl2 = NH3(Cl2) + Sn(CO3)
NaHS + HNO3 = NO + NaHSO4 + H2O =>
3 NaHS + 8 HNO3 = 8 NO + 3 NaHSO4 + 4 H2O
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C3H7NO3 = C3H4O3 + NH3 =>
C3H7NO3 = C3H4O3 + NH3
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Équations équilibrées sur10/28/24
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