| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H2O + CH3COOH = C4H6O3
LiOH + H2Se = Li2Se + HOH =>
2 LiOH + H2Se = Li2Se + 2 HOH
S2 + NO3 = SO4 + N2O =>
5 S2 + 16 NO3 = 10 SO4 + 8 N2O
H3 + BO3 = H2B4O7 + H2O =>
4 H3 + 4 BO3 = H2B4O7 + 5 H2O
Fe(s) + H2O = Fe3O4 + H2 =>
3 Fe(s) + 4 H2O = Fe3O4 + 4 H2
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
H2S + K3(Al(OH)6) = K2S + Al(OH)3 + H2O =>
3 H2S + 2 K3(Al(OH)6) = 3 K2S + 2 Al(OH)3 + 6 H2O
HCl(g) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(aq) =>
HCl(g) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(aq)
Al(NO3)3 + NH3 + H2O = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4NO3
C4H6O5 + NaOH = C4H4O5 + Na + H2O =>
C4H6O5 + 2 NaOH = C4H4O5 + 2 Na + 2 H2O
Ag + KBr = AgKBr =>
Ag + KBr = AgKBr
NaBr + NaBrO3 = Br2 + Na2O =>
5 NaBr + NaBrO3 = 3 Br2 + 3 Na2O
Zn3[Fe(CN)6]2 + HCl = H3[Fe(CN)6] + ZnCl2 =>
Zn3[Fe(CN)6]2 + 6 HCl = 2 H3[Fe(CN)6] + 3 ZnCl2
P + H2 = (PH3) =>
2 P + 3 H2 = 2(PH3)
CH3COOK + NaOH = CH3COONa + KOH =>
CH3COOK + NaOH = CH3COONa + KOH
Mg + O + H2O = Mg(OH)2 =>
Mg + O + H2O = Mg(OH)2
Mg(s) + FeCl3 = MgCl2 + Fe =>
3 Mg(s) + 2 FeCl3 = 3 MgCl2 + 2 Fe
NaOH(aq) + CaBr2(aq) = Ca(OH)2 + NaBr =>
2 NaOH(aq) + CaBr2(aq) = Ca(OH)2 + 2 NaBr
HClO4 + P4O10 = H3PO4 + Cl2O7* =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7*
Fe(NO3)3 + NH2CH2COOH = Fe3O4 + N2 + H2O + CO2 =>
54 Fe(NO3)3 + 92 NH2CH2COOH = 18 Fe3O4 + 127 N2 + 230 H2O + 184 CO2
PbS + NH4OH = Pb(OH)2 + (NH4)2S =>
PbS + 2 NH4OH = Pb(OH)2 + (NH4)2S
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
MgI2 + H2O = Mg(OH)2 + H + I =>
MgI2 + 2 H2O = Mg(OH)2 + 2 H + 2 I
C2H5NH2 + HBr = C2H5NH3Br =>
C2H5NH2 + HBr = C2H5NH3Br
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
H2CrO4 + HCl = H2O + CrO2Cl2 =>
H2CrO4 + 2 HCl = 2 H2O + CrO2Cl2
BaO + N2O5 = Ba(NO3)2 =>
BaO + N2O5 = Ba(NO3)2
C4H10NO3PS + H2O + O2 = CH3COOH + CH4N2O + H3PO4 + H2SO4 =>
4 C4H10NO3PS + 8 H2O + 14 O2 = 7 CH3COOH + 2 CH4N2O + 4 H3PO4 + 4 H2SO4
Cu0 = Cu2 =>
2 Cu0 = Cu2
KOH + FeCl3 = KCl3 + FeOH =>
KOH + FeCl3 = KCl3 + FeOH
Cu(s) + S(g) = Cu2S(s) =>
2 Cu(s) + S(g) = Cu2S(s)
KFe3AlSi3O10(OH)2 + KAlSi3O8 + H2O + Fe2Al9Si4O23(OH) = Fe3Al2Si3O12 + KAl3Si3O10(OH)2 =>
4 KFe3AlSi3O10(OH)2 + 15 KAlSi3O8 + 12 H2O + 6 Fe2Al9Si4O23(OH) = 8 Fe3Al2Si3O12 + 19 KAl3Si3O10(OH)2
CH4 + O2 = CO2 + H2O = Ba(OH)2 + CO2 = BaCO3 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + H2SO4 = Fe(SO4)3 + H2 =>
Fe + 3 H2SO4 = Fe(SO4)3 + 3 H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C2H6 + CI = C2H5CI + HCI =>
C2H6 + 2 CI = C2H5CI + HCI
Cu(No3)2 + KCN = K(No3) + Cu(CN)2 =>
Cu(No3)2 + 2 KCN = 2 K(No3) + Cu(CN)2
NaOH + Sr(NO3)2 = Sr(OH)2 + Na(NO3) =>
2 NaOH + Sr(NO3)2 = Sr(OH)2 + 2 Na(NO3)
(NH4)2S + HCI = NH4CI + H2S =>
(NH4)2S + 2 HCI = 2 NH4CI + H2S
Cu(NO3)2(aq) + NaCl(aq) = CuCl2(aq) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaCl(aq) = CuCl2(aq) + 2 NaNO3(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Sn2(CO3)3 + Ni2(CrO4)3 = Sn2(CrO4)3 + Ni2(CO3)3 =>
Sn2(CO3)3 + Ni2(CrO4)3 = Sn2(CrO4)3 + Ni2(CO3)3
Ca3(PO4)2 + Na2CO3 = Ca3CO3 + Na(PO4) =>
Ca3(PO4)2 + Na2CO3 = Ca3CO3 + 2 Na(PO4)
F2 + K2S = FS + K =>
F2 + 2 K2S = 2 FS + 4 K
PbBr4 = Pb4 + Br =>
4 PbBr4 = Pb4 + 16 Br
C8H6 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
5 C8H6 + 38 KMnO4 + 57 H2SO4 = 19 K2SO4 + 38 MnSO4 + 72 H2O + 40 CO2
K2Cr2O7 + HY = KY + CrY3 + Y + H2O =>
K2Cr2O7 + 14 HY = 2 KY + 2 CrY3 + 6 Y + 7 H2O
Al + Fe(SO4) = Al(SO4) + Fe =>
Al + Fe(SO4) = Al(SO4) + Fe
(NH4)2C2O4 + Pb(NO3)2 = NH4NO3 + Pb(C2O4) =>
(NH4)2C2O4 + Pb(NO3)2 = 2 NH4NO3 + Pb(C2O4)
Pb(NO3)2 + KSCN = PbSCN + K(NO3)2 =>
Pb(NO3)2 + KSCN = PbSCN + K(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/17/24
Équations équilibrées sur09/16/23
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