| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe3O4 + 4 H2O = 3 Fe + 8 OH
C12H22O11 + HCl = C12H19Cl3O8 + H2O =>
C12H22O11 + 3 HCl = C12H19Cl3O8 + 3 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
C3H5OClNaOH = C3H6O2NaCl =>
C3H5OClNaOH = C3H6O2NaCl
(NH4)2CO3 + HCl = H2CO3 + NH4Cl =>
(NH4)2CO3 + 2 HCl = H2CO3 + 2 NH4Cl
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO2 + H2O =>
CuFeS2 + 22 HNO3 = Cu(NO3)2 + Fe(NO3)3 + 2 H2SO4 + 17 NO2 + 9 H2O
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
CdO + Mg = Mg(CdO)2 =>
2 CdO + Mg = Mg(CdO)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CaCO3 + C4H6O5 = Ca(C4H4O5) + H2O + CO2 =>
CaCO3 + C4H6O5 = Ca(C4H4O5) + H2O + CO2
(NH4)2CO3 + HCl = H2CO3 + NH4Cl =>
(NH4)2CO3 + 2 HCl = H2CO3 + 2 NH4Cl
Cr(OH)3 + NaOH = Na(Cr[OH]4) =>
Cr(OH)3 + NaOH = Na(Cr[OH]4)
Hg2(NO3)2 + HCl = HgCl + HNO3 =>
Hg2(NO3)2 + 2 HCl = 2 HgCl + 2 HNO3
CdO + Mg = Mg(CdO)2 =>
2 CdO + Mg = Mg(CdO)2
(MnO4){-} + (NO2){-} + H{+} = Mn{+2} + (NO3){-} + H2O =>
2(MnO4){-} + 5(NO2){-} + 6 H{+} = 2 Mn{+2} + 5(NO3){-} + 3 H2O
CoI + NaOH = CoOH + NaI =>
CoI + NaOH = CoOH + NaI
Pb + PbO2 + H2SO4 = PbSO4H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4H2O
K2SiO3 + H2O + CO2 = H2SiO3 + K2CO3 =>
K2SiO3 + H2O + CO2 = H2SiO3 + K2CO3
CdO + Mg = Mg(CdO)2 =>
2 CdO + Mg = Mg(CdO)2
AgI + HNO3 = AgHNO3 + I =>
AgI + HNO3 = AgHNO3 + I
CdO + Mg = Mg(CdO)2 =>
2 CdO + Mg = Mg(CdO)2
AlI3 + Cl2 = AlCl + I2 =>
2 AlI3 + Cl2 = 2 AlCl + 3 I2
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
(NH4)2CO3 + HCl = CO2 + H2O + NH4Cl =>
(NH4)2CO3 + 2 HCl = CO2 + H2O + 2 NH4Cl
Cr(NO3)2 + (NH4)2S2O8 + H2O = H2Cr2O7 + NH4NO3 + H2SO4 =>
6 Cr(NO3)2 + 4(NH4)2S2O8 + 15 H2O = 3 H2Cr2O7 + 10 NH4NO3 + 8 H2SO4
Ca(OH)2(aq) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
C6H6(CH3)3 + KMnO4 + H2SO4 = C6H6(COOH)3 + K2SO4 + MnSO4 + H2O =>
5 C6H6(CH3)3 + 18 KMnO4 + 27 H2SO4 = 5 C6H6(COOH)3 + 9 K2SO4 + 18 MnSO4 + 42 H2O
CrCl3 + Na2SiO3 = NaCr(SiO3)2 + NaCl =>
CrCl3 + 2 Na2SiO3 = NaCr(SiO3)2 + 3 NaCl
Na2CrO4 + Na2S + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
8 Na2CrO4 + 3 Na2S + 20 H2SO4 = 4 Cr2(SO4)3 + 11 Na2SO4 + 20 H2O
FeSHBr = SBrHFe =>
FeSHBr = SBrHFe
Ca(OH)2(aq) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
C16H32O2 + KOH = H2O + C16H31KO2 =>
C16H32O2 + KOH = H2O + C16H31KO2
KCrO2 + KMnO4 = K2CrO4 + MnO2 =>
KCrO2 + KMnO4 = K2CrO4 + MnO2
C3H4 + H2 = C3H8 =>
C3H4 + 2 H2 = C3H8
MnO4{-} + SO3{2-} + H{+} = Mn{2+} + SO42{-} + H2O =>
79 MnO4{-} + 5 SO3{2-} + 242 H{+} = 79 Mn{2+} + 5 SO42{-} + 121 H2O
RbOH + (NH4)2S = Rb2S + NH4OH =>
2 RbOH + (NH4)2S = Rb2S + 2 NH4OH
CdO + Mg = Mg(CdO)2 =>
2 CdO + Mg = Mg(CdO)2
(NH4)2SO4(s) + H2O = H2SO4 + NH4OH =>
(NH4)2SO4(s) + 2 H2O = H2SO4 + 2 NH4OH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 + H2Co3 = CaCo3 + H2O =>
Ca(OH)2 + H2Co3 = CaCo3 + 2 H2O
CdO + Mg = Mg(CdO)2 =>
2 CdO + Mg = Mg(CdO)2
CuSO4 + K2C2O4 = K2[Cu(C2O4)2] + K2SO4 =>
CuSO4 + 2 K2C2O4 = K2[Cu(C2O4)2] + K2SO4
Zn + NO3{-} + OH{-} + H2O = Zn(OH)4{2-} + NH3{+} =>
7 Zn + 2 NO3{-} + 10 OH{-} + 12 H2O = 7 Zn(OH)4{2-} + 2 NH3{+}
(N(H)4)3(PO)4 + Pb(N(O)3)4 = (Pb)3((PO)4)4 + N(H)4N(O)3 =>
4(N(H)4)3(PO)4 + 3 Pb(N(O)3)4 = (Pb)3((PO)4)4 + 12 N(H)4N(O)3
HNO3(aq) + NaCl(aq) = HCl(s) + NaNO3(aq) =>
HNO3(aq) + NaCl(aq) = HCl(s) + NaNO3(aq)
KHCO3 + SO2 = KHSO3 + CO2 =>
KHCO3 + SO2 = KHSO3 + CO2
Cr(NO3) + Fe2(SO4) = Cr2(SO4) + Fe(NO3) =>
2 Cr(NO3) + Fe2(SO4) = Cr2(SO4) + 2 Fe(NO3)
F2 + H2O = F2H2O =>
F2 + H2O = F2H2O
C + Si = SiC =>
C + Si = SiC
C7H14 + oxygen = carbondioxide + water =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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