| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg2Si + 4 K2Cr2O7 + 22 H2SO4 = 6 MgSO4 + 4 K2SO4 + 4 Cr2(SO4)3 + 3 H4SiO4 + 16 H2O
KMnO2 + KCl + H2SO4 = MnSO4 + KHSO4 + H2O + Cl2 =>
2 KMnO2 + 2 KCl + 6 H2SO4 = 2 MnSO4 + 4 KHSO4 + 4 H2O + Cl2
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2 + H2O =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2 + 6 H2O
H2SO4CaO = CaSO4H2O =>
H2SO4CaO = CaSO4H2O
CH2CH2(g) + Br2(s) = CH2BrCH2Br =>
CH2CH2(g) + Br2(s) = CH2BrCH2Br
Fe + SO2 = FeO3 + S =>
2 Fe + 3 SO2 = 2 FeO3 + 3 S
NiCl2(aq) + Na2Co3(aq) = NiCo3(s) + NaCl(aq) =>
NiCl2(aq) + Na2Co3(aq) = NiCo3(s) + 2 NaCl(aq)
Fe(OH)3 + CH3COOH = Fe(CH3COO)3 + H2O =>
Fe(OH)3 + 3 CH3COOH = Fe(CH3COO)3 + 3 H2O
Fe + Cr{2}O{3} = Fe{2}O{3} + Cr =>
Fe + Cr{2}O{3} = Fe{2}O{3} + Cr
YBr2 + Cl2 = YCl3 + Br2 =>
2 YBr2 + 3 Cl2 = 2 YCl3 + 2 Br2
HCO3{-} + NH4{+} + O2 = CO2 + NO3{-} + H2O =>
2 HCO3{-} + NH4{+} + 2 O2 = 2 CO2 + NO3{-} + 3 H2O
BaO + Na2SO4 = BaSO4 + Na2O =>
BaO + Na2SO4 = BaSO4 + Na2O
RbClO3(s) = O2(g) + RbCl(aq) =>
2 RbClO3(s) = 3 O2(g) + 2 RbCl(aq)
Cr2O7{2-} + Na2S + H{+} = H2O + Cr{3+} + S + NaOH =>
Cr2O7{2-} + 3 Na2S + 8 H{+} = H2O + 2 Cr{3+} + 3 S + 6 NaOH
NH4NO3(s) = N2(g)O(g) + H2O(g) =>
NH4NO3(s) = N2(g)O(g) + 2 H2O(g)
CaO + SnO2 = Sn2 + CaO2 =>
4 CaO + 2 SnO2 = Sn2 + 4 CaO2
KMnO4 + SnSO4 + H2SO4 = K2SO4 + Sn(SO4)2 + H2O + MnSO =>
2 KMnO4 + 11 SnSO4 + 14 H2SO4 = K2SO4 + 11 Sn(SO4)2 + 14 H2O + 2 MnSO
Cd(s) + Ni(NO3)3(aq) = Cd(NO3)2(aq) + Ni(s) =>
3 Cd(s) + 2 Ni(NO3)3(aq) = 3 Cd(NO3)2(aq) + 2 Ni(s)
Fe2(CO3)3 + H2O = Fe(OH)3 + CO2 =>
Fe2(CO3)3 + 3 H2O = 2 Fe(OH)3 + 3 CO2
C9H8O + C3H6O = C21H18O + H2O =>
2 C9H8O + C3H6O = C21H18O + 2 H2O
CaCl2O6 = CaCl2 + O2 =>
CaCl2O6 = CaCl2 + 3 O2
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
C5H12 + H2O = CO2 + H2 =>
C5H12 + 10 H2O = 5 CO2 + 16 H2
Cl{2+} + KI = KCl + I{2+} =>
Cl{2+} + KI = KCl + I{2+}
Mg(g) + H2SO4(I) = MgSO4(I) + H2(g) =>
Mg(g) + H2SO4(I) = MgSO4(I) + H2(g)
Magnesiumcarbonate + HCl = magnesiumchloride + water + carbondioxide =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
NiSO4NaOH = Ni(OH)NaSO4 =>
NiSO4NaOH = Ni(OH)NaSO4
NH3(g) + O2 = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2 = 4 NO2(g) + 6 H2O(g)
Na2WO4 + H2O2 = Na2WO5 + H2O =>
Na2WO4 + H2O2 = Na2WO5 + H2O
Cl2(aq) + CaI2(aq) = CaCl2(aq) + I2 =>
Cl2(aq) + CaI2(aq) = CaCl2(aq) + I2
BaCl2(aq) + Al2(SO4)3(aq) = BaSO4(s) + AlCl3(aq) =>
3 BaCl2(aq) + Al2(SO4)3(aq) = 3 BaSO4(s) + 2 AlCl3(aq)
B2H6 + Cl2 = BCl3 + HCl =>
B2H6 + 6 Cl2 = 2 BCl3 + 6 HCl
NH2 + H2SO4 = [NH4]2 + SO4 =>
2 NH2 + 2 H2SO4 = [NH4]2 + 2 SO4
FeC3 + Zn = ZnC2 + Fe =>
2 FeC3 + 3 Zn = 3 ZnC2 + 2 Fe
CaO + H3BO3 = Ca3(BO3)2 + H2O =>
3 CaO + 2 H3BO3 = Ca3(BO3)2 + 3 H2O
CH3CHI + Na = NaI + CH3CHCHCH3 =>
2 CH3CHI + 2 Na = 2 NaI + CH3CHCHCH3
CuI + KOH = Cu2O + KI + H2O =>
2 CuI + 2 KOH = Cu2O + 2 KI + H2O
Cu + H2CO3 = Cu(CO3)2 + H2 =>
Cu + 2 H2CO3 = Cu(CO3)2 + 2 H2
K2CrO7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
2 K2CrO7 + 9 SnCl2 + 28 HCl = 2 CrCl3 + 9 SnCl4 + 4 KCl + 14 H2O
C8H9NO + HSO3Cl = C8H8O3NSCl + H2O =>
C8H9NO + HSO3Cl = C8H8O3NSCl + H2O
BrC8H7O + NaClO = BrC7H5O2 + NaClCH2 =>
BrC8H7O + NaClO = BrC7H5O2 + NaClCH2
H2SO3 + MnO4{-} = SO4{2-} + Mn{2+} + H{+} + H2O =>
5 H2SO3 + 2 MnO4{-} = 5 SO4{2-} + 2 Mn{2+} + 4 H{+} + 3 H2O
Al + NaOH = Al2(NaOH) =>
2 Al + NaOH = Al2(NaOH)
NaOH + Cr = Na + Cr(OH)3 =>
3 NaOH + Cr = 3 Na + Cr(OH)3
LiBrCo2(SO3) = LiCo2BrSO3 =>
LiBrCo2(SO3) = LiCo2BrSO3
CH3CH2CH2CHO(l) + O2(g) = CH3CH2CH2COOH(l) =>
2 CH3CH2CH2CHO(l) + O2(g) = 2 CH3CH2CH2COOH(l)
CO + SO{3+} = CO{2+} + SO =>
3 CO + 2 SO{3+} = 3 CO{2+} + 2 SO
Ca + CO2 = CaCO2 =>
Ca + CO2 = CaCO2
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
CU(NO3) = CUO + NO2 =>
CU(NO3) = CUO + NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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