| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ni2{+} + 5 Br2 + 12 OH{-} = 4 NiO(OH) + 10 Br{-} + 4 H2O
Ca(NO3)2 + Li3PO4 = LiNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 Li3PO4 = 6 LiNO3 + Ca3(PO4)2
NaOH + H2SO4 = NaSO4 + H2O + SO2 =>
2 NaOH + 3 H2SO4 = 2 NaSO4 + 4 H2O + SO2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
[Cr(C2H3O2)2*(H2O)]2 = Cr(C2H3O2)2 + H2O =>
[Cr(C2H3O2)2*(H2O)]2 = 2 Cr(C2H3O2)2 + 2 H2O
HNO2 + C2H6O = C2H5NO2 + H2O =>
HNO2 + C2H6O = C2H5NO2 + H2O
Al(OH)3 + Cl2 = Al(OH)3Cl =>
2 Al(OH)3 + Cl2 = 2 Al(OH)3Cl
Cr2O72 = Cr + O2 =>
Cr2O72 = 2 Cr + 36 O2
CH3Br + O2 = CO2 + HBr + H =>
CH3Br + O2 = CO2 + HBr + 2 H
S + H2S = HS =>
S + H2S = 2 HS
H2SO4 + KMnO4 + KCl = MnSO4 + K2SO4 + Cl + H2O =>
4 H2SO4 + KMnO4 + 5 KCl = MnSO4 + 3 K2SO4 + 5 Cl + 4 H2O
Cr2O7{-2} + H2O = CrO4{-2} + H{+} =>
Cr2O7{-2} + H2O = 2 CrO4{-2} + 2 H{+}
C2H5OH + H2 = C2H5 + H2O =>
2 C2H5OH + H2 = 2 C2H5 + 2 H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2[Fe(CN)6NO] = Na2Fe2[Fe(CN)6] + Na4[Fe(CN)6] + NO(g) + (CN)2(g) =>
5 Na2[Fe(CN)6NO] = Na2Fe2[Fe(CN)6] + 2 Na4[Fe(CN)6] + 5 NO(g) + 6(CN)2(g)
CaCO3 + HCl(l) = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl(l) = CaCl2 + CO2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr(s) + CuSO4 = Cu(s) + Cr2(SO4)3 =>
2 Cr(s) + 3 CuSO4 = 3 Cu(s) + Cr2(SO4)3
SiO2 + HCl + H2 = SiHCl3 + H2O =>
SiO2 + 3 HCl + H2 = SiHCl3 + 2 H2O
Na2CO3 + Fe(NO3)3 = CO2 + Fe2O3 + NaNO3 =>
3 Na2CO3 + 2 Fe(NO3)3 = 3 CO2 + Fe2O3 + 6 NaNO3
CH3CH2OH + HCl = CH3CH2Cl + H2O =>
CH3CH2OH + HCl = CH3CH2Cl + H2O
KI + H2O2 = I2 + K2O + H2 =>
4 KI + H2O2 = 2 I2 + 2 K2O + H2
CH3CH2OH + HCl = CH3CH2Cl + H2O =>
CH3CH2OH + HCl = CH3CH2Cl + H2O
I2 + I2O5 + H2SO4SO3 = I2(SO4)3 + H2SO4 =>
2 I2 + 3 I2O5 + 15 H2SO4SO3 = 5 I2(SO4)3 + 15 H2SO4
Cu(NO3)2(S) + NaOH = Cu(OH)2(S) + NaNO3(aq) =>
Cu(NO3)2(S) + 2 NaOH = Cu(OH)2(S) + 2 NaNO3(aq)
Al + Fe3O4 = Fe3 + Al2O3 =>
8 Al + 3 Fe3O4 = 3 Fe3 + 4 Al2O3
Na2CO3 + C + CaCN2 = NaCN + CaCO3 =>
Na2CO3 + C + CaCN2 = 2 NaCN + CaCO3
C3H8 + O2 = C3H6 + H2O =>
2 C3H8 + O2 = 2 C3H6 + 2 H2O
CH3CH2OH + Ca = (CH3CH2O)2Ca + H2 =>
2 CH3CH2OH + Ca = (CH3CH2O)2Ca + H2
KNO2 + K3AsO4 + H2O = KNO3 + KAsO2 + KOH =>
KNO2 + K3AsO4 + H2O = KNO3 + KAsO2 + 2 KOH
Cu + NaOH = Cu(OH)2 + Na =>
Cu + 2 NaOH = Cu(OH)2 + 2 Na
NO + O2 = N2O3 =>
4 NO + O2 = 2 N2O3
MnCl2 + PbO2 + HNO3 = HMnO4 + Cl2 + Pb(NO3)2 + H2 =>
2 MnCl2 + 4 PbO2 + 8 HNO3 = 2 HMnO4 + 2 Cl2 + 4 Pb(NO3)2 + 3 H2
HCl + KNO2 + CO = K3CO(NO2)6 + NO + H2O + KCl =>
6 HCl + 9 KNO2 + CO = K3CO(NO2)6 + 3 NO + 3 H2O + 6 KCl
ZrO(NO3)2 + NH2CONH2 = ZrO2 + CO2 + H2O + N2 =>
3 ZrO(NO3)2 + 5 NH2CONH2 = 3 ZrO2 + 5 CO2 + 10 H2O + 8 N2
CH3COOH + NH4OH = CH3COONH4 + H2O =>
CH3COOH + NH4OH = CH3COONH4 + H2O
Cr2O3 + MgO = Mg(CrO2)2 =>
Cr2O3 + MgO = Mg(CrO2)2
BF3(g) + NaBH4(s) = NaBF4(s) + B2H6(g) =>
4 BF3(g) + 3 NaBH4(s) = 3 NaBF4(s) + 2 B2H6(g)
C6H6 + C2H5Br = C6H5C2H5 + HBr =>
C6H6 + C2H5Br = C6H5C2H5 + HBr
SnSO4(aq) + (NH4)2S(aq) = SnS(s) + (NH4)2SO4(aq) =>
SnSO4(aq) + (NH4)2S(aq) = SnS(s) + (NH4)2SO4(aq)
K2SO4 + Ca(OH)2 + CO = CaSO4 + KCOOH =>
K2SO4 + Ca(OH)2 + 2 CO = CaSO4 + 2 KCOOH
HNO2 + KMnO4 + H2SO4 = HNO4 + MnSO4 + K2SO4 + H2O =>
5 HNO2 + 4 KMnO4 + 6 H2SO4 = 5 HNO4 + 4 MnSO4 + 2 K2SO4 + 6 H2O
C27H16 + O2 = CO2 + H2O =>
C27H16 + 31 O2 = 27 CO2 + 8 H2O
MgO + NaCl = MgCl2 + Na2O =>
MgO + 2 NaCl = MgCl2 + Na2O
Hg(NO3)2 + KCl = HgCl + K(NO3)2 =>
Hg(NO3)2 + KCl = HgCl + K(NO3)2
SO3 + Na2CO3 = Na2SO4 + CO2 =>
SO3 + Na2CO3 = Na2SO4 + CO2
Ba(OH)2 + ZnO = BaO + Zn(OH)2 =>
Ba(OH)2 + ZnO = BaO + Zn(OH)2
H3PO4 + Ag(NO3) = Ag3(PO4) + HNO3 =>
H3PO4 + 3 Ag(NO3) = Ag3(PO4) + 3 HNO3
LiOH + S = Li2S + Li2SO4 + H2O =>
8 LiOH + 4 S = 3 Li2S + Li2SO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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