| Équations équilibrées la veille |
CH3CH2Cl + NaOH = CH2NaCH2Cl + H2O
Pb(NO3)2(aq) + KCl(aq) = PbCl2 + K(NO3) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2 + 2 K(NO3)
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2 + KNO3 =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2 + 2 KNO3
Fe + S = FeS =>
Fe + S = FeS
H3Po4(aq) + KOH(aq) = H2O(l) + K3Po4(aq) =>
H3Po4(aq) + 3 KOH(aq) = 3 H2O(l) + K3Po4(aq)
(CH3)2CHBr + KOH = C4H8 + H2O + KBr =>
4(CH3)2CHBr + 4 KOH = 3 C4H8 + 4 H2O + 4 KBr
H2SeO3 + H2S = Se + S + H2O =>
H2SeO3 + 2 H2S = Se + 2 S + 3 H2O
AlCl3(aq) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(s) =>
AlCl3(aq) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(s)
K2SO3 + K2Cr2O7 + KHSO4 = K2SO4 + CrSO4 + H2O =>
4 K2SO3 + K2Cr2O7 + 6 KHSO4 = 8 K2SO4 + 2 CrSO4 + 3 H2O
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
Zr + N = ZrN =>
Zr + N = ZrN
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH4Cl(ac) + KNO3(ac) = NH4NO3 + KCl =>
NH4Cl(ac) + KNO3(ac) = NH4NO3 + KCl
AlCl3(aq) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(aq) =>
AlCl3(aq) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(aq)
SiO2 + F2 = SiF4 + O2 =>
SiO2 + 2 F2 = SiF4 + O2
Ca(NO3)2 + Pb(SO4)2 = Pb(NO3)2 + Ca(SO4)2 =>
Ca(NO3)2 + Pb(SO4)2 = Pb(NO3)2 + Ca(SO4)2
FeCl3(aq) + H2S(g) = Fe2S3(s) + HCl(aq) =>
2 FeCl3(aq) + 3 H2S(g) = Fe2S3(s) + 6 HCl(aq)
MgCO3(aq) + NaOH(aq) = Mg(OH)2(aq) + Na2CO3(aq) =>
MgCO3(aq) + 2 NaOH(aq) = Mg(OH)2(aq) + Na2CO3(aq)
Si + NaOH(k) + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH(k) + H2O = Na2SiO3 + 2 H2
K{+} + OH{-} + NI{2+} + SO4{2-} = KSO4 + NIOH =>
K{+} + OH{-} + NI{2+} + SO4{2-} = KSO4 + NIOH
KOH(aq) + H3PO4(aq) = K3PO4(aq) + H2O(l) =>
3 KOH(aq) + H3PO4(aq) = K3PO4(aq) + 3 H2O(l)
CaCl2 + H2O2 + NH4 = NH4Cl + CaO + H2O =>
CaCl2 + H2O2 + 2 NH4 = 2 NH4Cl + CaO + H2O
HBr(aq) + Na2SO4(aq) = H2SO4 + NaBr =>
2 HBr(aq) + Na2SO4(aq) = H2SO4 + 2 NaBr
K2S(aq) + CaBr2(aq) = K2Br2(aq) + CaS(s) =>
K2S(aq) + CaBr2(aq) = K2Br2(aq) + CaS(s)
NH4OH + MgCl2 = NH4Cl + Mg(OH)2 =>
2 NH4OH + MgCl2 = 2 NH4Cl + Mg(OH)2
PCl5(s) + H2O(l) = H3PO4(aq) + HCl(aq) =>
PCl5(s) + 4 H2O(l) = H3PO4(aq) + 5 HCl(aq)
Sr + Br2 = Sr(Br2)2 =>
Sr + 2 Br2 = Sr(Br2)2
K2(CO3) + HCl = KCl + CO2 + H2O =>
K2(CO3) + 2 HCl = 2 KCl + CO2 + H2O
CH3OH + Na = NaCH3O + H2 =>
2 CH3OH + 2 Na = 2 NaCH3O + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Cl + S + NaOH = NaCl + SO4 + H2O =>
8 Cl + S + 8 NaOH = 8 NaCl + SO4 + 4 H2O
Al + Ce2 = AlCe3 =>
2 Al + 3 Ce2 = 2 AlCe3
NaNO3 + NH4I = NaI + H2O + N2O =>
NaNO3 + NH4I = NaI + 2 H2O + N2O
Mg(OH)2 + H2SO3 = (MgOH)2SO3 + H2O =>
2 Mg(OH)2 + H2SO3 = (MgOH)2SO3 + 2 H2O
NaOH + NaCrO2 + H2O2 = Na2CrO4 + H10 =>
10 NaOH + 10 NaCrO2 + 5 H2O2 = 10 Na2CrO4 + 2 H10
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2CO3 + La2CO3 + SrCO3 + ZrO2 + Nb2O5 + O2 = Na33La27Sr33Zr80Nb20O300 + CO2 =>
33 Na2CO3 + 27 La2CO3 + 66 SrCO3 + 160 ZrO2 + 20 Nb2O5 + 27 O2 = 2 Na33La27Sr33Zr80Nb20O300 + 126 CO2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ag2O + NH4OH + NH4NO3 = Ag(NH3)2NO3 + H2O =>
Ag2O + 2 NH4OH + 2 NH4NO3 = 2 Ag(NH3)2NO3 + 3 H2O
AgO + Co(OH)2 + H2O = Ag + Co(OH)3 =>
AgO + 2 Co(OH)2 + H2O = Ag + 2 Co(OH)3
CaCl2(aq) + (NH4)2CO3(aq) = CaCO3(s) + NH4Cl =>
CaCl2(aq) + (NH4)2CO3(aq) = CaCO3(s) + 2 NH4Cl
H{+} + Zn + MnO2 = Mn{2+} + Zn{2+} + H2O =>
4 H{+} + Zn + MnO2 = Mn{2+} + Zn{2+} + 2 H2O
Al + HNO3 = AlHNO3 =>
Al + HNO3 = AlHNO3
N2(g) + O2(l) + H2O = HNO3 =>
2 N2(g) + 5 O2(l) + 2 H2O = 4 HNO3
Zn2 + Pb(NO3)2 = Pb2 + Zn(NO3)2 =>
Zn2 + 2 Pb(NO3)2 = Pb2 + 2 Zn(NO3)2
MnO4{-} + OH{-} + C2H5OH = MnO4{-2} + CH3COOH + H2O =>
4 MnO4{-} + 4 OH{-} + C2H5OH = 4 MnO4{-2} + CH3COOH + 3 H2O
I3 + Al = AlI =>
I3 + 3 Al = 3 AlI
As2Se3 + NO3{-} + CO3{2-} = SeO4{2-} + NO2{-} + CO2 + AsO4{3-} =>
As2Se3 + 14 NO3{-} + 6 CO3{2-} = 3 SeO4{2-} + 14 NO2{-} + 6 CO2 + 2 AsO4{3-}
Fe + Br2 = Fe3Br2 =>
3 Fe + Br2 = Fe3Br2
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Équations équilibrées sur01/04/25
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