| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CoCl2 + Na2O2 + 4 H2O = 2 Co(OH)3 + 4 Cl{-} + 2 Na{+} + 2 H{+}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CrO4{2-} + S{2-} + H2O = Cr(OH)3 + S + OH{-} =>
2 CrO4{2-} + 3 S{2-} + 8 H2O = 2 Cr(OH)3 + 3 S + 10 OH{-}
CuZn + HCl = ZnCl2 + H2 + Cu =>
CuZn + 2 HCl = ZnCl2 + H2 + Cu
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
Al(s) + NiSO4(aq) = Ni(s) + Al2(SO4)3 =>
2 Al(s) + 3 NiSO4(aq) = 3 Ni(s) + Al2(SO4)3
Li2SO4(aq) + AgNO3(aq) = Ag2SO4(aq) + LiNO3(aq) =>
Li2SO4(aq) + 2 AgNO3(aq) = Ag2SO4(aq) + 2 LiNO3(aq)
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Rb + CH3COOH = CH3COORb + H2 =>
2 Rb + 2 CH3COOH = 2 CH3COORb + H2
NiBr2 + Na2Co3 = NiCo3 + NaBr =>
NiBr2 + Na2Co3 = NiCo3 + 2 NaBr
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
SrBr2 + AgNO3 = Sr(NO3)2 + AgBr =>
SrBr2 + 2 AgNO3 = Sr(NO3)2 + 2 AgBr
Fe + Ni{2+} = Fe{2+} + Ni =>
Fe + Ni{2+} = Fe{2+} + Ni
[Cd(NH3)4]SO4 + K4Fe(CN)6 + CH3COOH = Cd2Fe(CN)6 + (NH3)4 + H2SO4 + KCH3COO =>
2[Cd(NH3)4]SO4 + K4Fe(CN)6 + 4 CH3COOH = Cd2Fe(CN)6 + 2(NH3)4 + 2 H2SO4 + 4 KCH3COO
KOH(s) + HCl(aq) = KCl(aq) + H2O(l) =>
KOH(s) + HCl(aq) = KCl(aq) + H2O(l)
MnC2O4 = Mn + CO2 =>
MnC2O4 = Mn + 2 CO2
H2SO4(aq) + NaOH = Na2SO4 + H2O(l) =>
H2SO4(aq) + 2 NaOH = Na2SO4 + 2 H2O(l)
NaNO3 + C = Na2CO3 + CO2 + N2 =>
4 NaNO3 + 5 C = 2 Na2CO3 + 3 CO2 + 2 N2
Mn(OH)2 + Cl2 + KOH = K2MnO4 + HCl =>
Mn(OH)2 + 2 Cl2 + 2 KOH = K2MnO4 + 4 HCl
As2S3 + NH3 + H2O = AsO2 + AsS2 + NH4 =>
2 As2S3 + 4 NH3 + 2 H2O = AsO2 + 3 AsS2 + 4 NH4
CdS + O2 = CdO + SO =>
CdS + O2 = CdO + SO
FeCl2 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 6 KCl
Zn(NO3)2 + HCl = ZnCl2 + HNO3 =>
Zn(NO3)2 + 2 HCl = ZnCl2 + 2 HNO3
C15H31COOH + O2 = CO + H2O =>
C15H31COOH + 15 O2 = 16 CO + 16 H2O
ZnCl2(s) = Zn + Cl =>
ZnCl2(s) = Zn + 2 Cl
GaBr3 + Cl = GaCl3 + Br2 =>
2 GaBr3 + 6 Cl = 2 GaCl3 + 3 Br2
CH4 + F2 = CF4 + HF =>
CH4 + 4 F2 = CF4 + 4 HF
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
F2 + Na2S = NaF + S2 =>
2 F2 + 2 Na2S = 4 NaF + S2
Cl2 + Na2SO3S + H2O = Na2SO4 + HCl + S =>
Cl2 + Na2SO3S + H2O = Na2SO4 + 2 HCl + S
Pb(NO3)2 + CuSO4 = PbSO4 + Cu(NO3)2 =>
Pb(NO3)2 + CuSO4 = PbSO4 + Cu(NO3)2
C6H7NO + O2 = CO2 + H2O + NH3 =>
2 C6H7NO + 13 O2 = 12 CO2 + 4 H2O + 2 NH3
KClO3 + KI + HCl = KCl + I2 + H2O =>
KClO3 + 6 KI + 6 HCl = 7 KCl + 3 I2 + 3 H2O
FeCl2 + PO4 = FePO4 + Cl =>
FeCl2 + PO4 = FePO4 + 2 Cl
Cd + P = CdP =>
Cd + P = CdP
K2SO4 + SrI = K2I + SrSO4 =>
K2SO4 + SrI = K2I + SrSO4
Tl2(SO4)3 + H2S = Tl2S + H2SO4 + S =>
Tl2(SO4)3 + 3 H2S = Tl2S + 3 H2SO4 + 2 S
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb + Ba(NO3)2 = Pb(NO3)2 + Ba =>
Pb + Ba(NO3)2 = Pb(NO3)2 + Ba
*CO2 + H2O = C6H12O6 + O2 =>
6*CO2 + 6 H2O = C6H12O6 + 6 O2
NaOH + CaCO3 = Na2CO3 + Ca(OH)2 =>
2 NaOH + CaCO3 = Na2CO3 + Ca(OH)2
Cu(C2H3O2)2 + (NH4)2CO3 = CuCO3 + C2H3O2NH4 =>
Cu(C2H3O2)2 + (NH4)2CO3 = CuCO3 + 2 C2H3O2NH4
C2H5OH + Ag2O = CH3COOH + Ag + H2O =>
C2H5OH + 2 Ag2O = CH3COOH + 4 Ag + H2O
C3H8 + CO2 = CO + H2 =>
C3H8 + 3 CO2 = 6 CO + 4 H2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Ca(NO3)2*4H2O + Co(NO3)2*6H2O + C6H10O5 = Ca3Co4O9 + N2 + CO2 + H2 =>
21 Ca(NO3)2*4H2O + 28 Co(NO3)2*6H2O + 69 C6H10O5 = 7 Ca3Co4O9 + 49 N2 + 414 CO2 + 597 H2
Al2(SO4)3 + Cl2 = AlCl3 + SO4 =>
Al2(SO4)3 + 3 Cl2 = 2 AlCl3 + 3 SO4
TeO2 + KOH = K2TeO4 + K2Te + H2O =>
4 TeO2 + 8 KOH = 3 K2TeO4 + K2Te + 4 H2O
BaCO3 + ZnO = BaZnO2 + CO2 =>
BaCO3 + ZnO = BaZnO2 + CO2
TiCl4 + CO2 = TiO + Cl2 + C =>
2 TiCl4 + CO2 = 2 TiO + 4 Cl2 + C
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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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