| Équations équilibrées la veille | Équations équilibrées le lendemain |
AD = A + D
Cr(OH)3 + H2SO4 + K2SO4 = KCr(SO4)2 + H2O =>
2 Cr(OH)3 + 3 H2SO4 + K2SO4 = 2 KCr(SO4)2 + 6 H2O
Fe(NO3)3 + KOH = Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 KNO3
H(NO3) + KI = K(NO3) + I2 + NO + H2O =>
8 H(NO3) + 6 KI = 6 K(NO3) + 3 I2 + 2 NO + 4 H2O
Mg(s)Cl2(g) = MgCl2(s) =>
Mg(s)Cl2(g) = MgCl2(s)
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
C2H5OH + H3O{+} + Cr2O7{2-} = CH3COOH + H2O + Cr{3+} =>
3 C2H5OH + 16 H3O{+} + 2 Cr2O7{2-} = 3 CH3COOH + 27 H2O + 4 Cr{3+}
BaSO4(s) + H2O(l) = Ba(OH)2(aq) + H2SO4(aq) =>
BaSO4(s) + 2 H2O(l) = Ba(OH)2(aq) + H2SO4(aq)
Au(s) + H2SeO4(aq) = Au2(SeO4)3(aq) + H2SeO3(aq) + H2O(l) =>
2 Au(s) + 6 H2SeO4(aq) = Au2(SeO4)3(aq) + 3 H2SeO3(aq) + 3 H2O(l)
C8H14O7 + O2 = H2O + CO2 =>
C8H14O7 + 8 O2 = 7 H2O + 8 CO2
FeCl3(aq) + NH4OH(aq) = Fe(OH)3(aq) + NH4Cl(aq) =>
FeCl3(aq) + 3 NH4OH(aq) = Fe(OH)3(aq) + 3 NH4Cl(aq)
Mg(s) + H2SO4 = MgSO4(aq) + H2(g) =>
Mg(s) + H2SO4 = MgSO4(aq) + H2(g)
K2Cr2O7 + SO2 + H2O = K2SO4 + CrOHSO4 =>
K2Cr2O7 + 3 SO2 + H2O = K2SO4 + 2 CrOHSO4
GeO2 + C = Ge + CO =>
GeO2 + 2 C = Ge + 2 CO
Mn3O4 + H2O = Mn2O3 + H =>
2 Mn3O4 + H2O = 3 Mn2O3 + 2 H
CdOHCl + HClO4 = CdCl2 + Cd(ClO4)2 + H2O =>
2 CdOHCl + 2 HClO4 = CdCl2 + Cd(ClO4)2 + 2 H2O
C12H8Cl6 + O2 = CO2 + H2O + Cl2O7 =>
2 C12H8Cl6 + 49 O2 = 24 CO2 + 8 H2O + 6 Cl2O7
Ba(ClO4)2 + Na2S = BaS + Na(ClO4) =>
Ba(ClO4)2 + Na2S = BaS + 2 Na(ClO4)
Ni + B = NiB =>
Ni + B = NiB
CH3COO{-} + Fe(OH)3 + H{+} = HCO3{-} + Fe{2+} + H2O =>
CH3COO{-} + 8 Fe(OH)3 + 15 H{+} = 2 HCO3{-} + 8 Fe{2+} + 20 H2O
Ag(NO3) + H2(SO4) = Ag(SO4) + H2(NO3) =>
Ag(NO3) + H2(SO4) = Ag(SO4) + H2(NO3)
H2CO3 + K(OH) = K2CO3 + H2O =>
H2CO3 + 2 K(OH) = K2CO3 + 2 H2O
CrO2 = CrO + O2 =>
2 CrO2 = 2 CrO + O2
Al + Br2 = Al(Br)2 =>
Al + Br2 = Al(Br)2
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Ag + Zn(SO4) = Ag(SO4) + Zn =>
Ag + Zn(SO4) = Ag(SO4) + Zn
Pb + SO2 = PbS + O2 =>
Pb + SO2 = PbS + O2
Cu(NO3)2 + Li = LiNO3 + Cu =>
Cu(NO3)2 + 2 Li = 2 LiNO3 + Cu
C5H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C5H10(g) + 15 O2(g) = 10 CO2(g) + 10 H2O(g)
FeO + BaCl2 = FeCl2 + BaO =>
FeO + BaCl2 = FeCl2 + BaO
Pb + Zn(CH3CO2)2 = Zn + Pb(CH3CO2) =>
2 Pb + Zn(CH3CO2)2 = Zn + 2 Pb(CH3CO2)
HCl(aq) + Zn(OH)2(aq) = ZnCl2(aq) + H2O =>
2 HCl(aq) + Zn(OH)2(aq) = ZnCl2(aq) + 2 H2O
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
Ba(OH)2(aq) + CO2(g) = BaCO3(s) + H2O =>
Ba(OH)2(aq) + CO2(g) = BaCO3(s) + H2O
(CH3)2CHCHO + KMnO4 + KOH = (CH3)2CHCOOK + K2MnO4 + H2O =>
(CH3)2CHCHO + 2 KMnO4 + 3 KOH = (CH3)2CHCOOK + 2 K2MnO4 + 2 H2O
Cu2{+} + NH4OH = [Cu(NH3)4]2{+} + HOH =>
Cu2{+} + 8 NH4OH = [Cu(NH3)4]2{+} + 8 HOH
Co(No3)2 + NaF = CoF2 + NaNo3 =>
Co(No3)2 + 2 NaF = CoF2 + 2 NaNo3
Cu2S + NHO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 NHO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
(NH4)Br + HCl = HBr + (NH4)Cl =>
(NH4)Br + HCl = HBr + (NH4)Cl
K2CrO4(aq) + HCl(aq) = K2Cr2O7(aq) + KCl(aq) + H2O(l) =>
2 K2CrO4(aq) + 2 HCl(aq) = K2Cr2O7(aq) + 2 KCl(aq) + H2O(l)
Fe + NH4SCN = FeNH4 + SCN =>
Fe + NH4SCN = FeNH4 + SCN
HN3 + HCl + Au = HAuCl4 + NH4Cl =>
3 HN3 + 41 HCl + 8 Au = 8 HAuCl4 + 9 NH4Cl
Fe + As = Fe2As =>
2 Fe + As = Fe2As
Ce(IO3)4 + H2C2O4 = Ce(C2O4)3 + I2 + CO2 + H2O =>
Ce(IO3)4 + 12 H2C2O4 = Ce(C2O4)3 + 2 I2 + 18 CO2 + 12 H2O
LiCl + Fe(OH)2 = LiOH + FeCl2 =>
2 LiCl + Fe(OH)2 = 2 LiOH + FeCl2
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
Mn + MnO2 = Mn3O4 =>
Mn + 2 MnO2 = Mn3O4
C2N2 + KOH = KCN + KCNO + H2O =>
C2N2 + 2 KOH = KCN + KCNO + H2O
NaHCO3HCl = NaClH2O(l)CO2(g) =>
NaHCO3HCl = NaClH2O(l)CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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