| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
FeCl2 + K2Cr2O7 = Cr2O3 + FeCl3 + FeO + KCl =>
10 FeCl2 + K2Cr2O7 = Cr2O3 + 6 FeCl3 + 4 FeO + 2 KCl
H2SO4(comcentration) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(comcentration) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
CH3OH = CH2O + H2 =>
CH3OH = CH2O + H2
CUS + HNO3 = CUSO4 + NO2 + H2O =>
CUS + 8 HNO3 = CUSO4 + 8 NO2 + 4 H2O
C2H4 + HCl = C2H6Cl2 =>
C2H4 + 2 HCl = C2H6Cl2
CH3OH = CH2O + H2 =>
CH3OH = CH2O + H2
S + NaOH = NaSO3 + Na2S + H2O =>
7 S + 12 NaOH = 2 NaSO3 + 5 Na2S + 6 H2O
K2MnO4 + KI + KOH = K3MnO4 + KIO3 + H2O =>
6 K2MnO4 + KI + 6 KOH = 6 K3MnO4 + KIO3 + 3 H2O
K2Cr2O7 + H2SO4 + CuI = CuSO4 + K2SO4 + I2 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 14 H2SO4 + 6 CuI = 6 CuSO4 + 2 K2SO4 + 3 I2 + 2 Cr2(SO4)3 + 14 H2O
Bi + H2S = BiS + H =>
Bi + H2S = BiS + 2 H
C7H14O5 + O2 = CO2 + H2O =>
C7H14O5 + 8 O2 = 7 CO2 + 7 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C10H16N2O8{4-} + Ba{2+} = Ba(C10H16N2O8){2-} =>
C10H16N2O8{4-} + Ba{2+} = Ba(C10H16N2O8){2-}
C5H11OH + Cl2 = C5H11OHCl =>
2 C5H11OH + Cl2 = 2 C5H11OHCl
H2S + NaOH = HNaS + H2O =>
H2S + NaOH = HNaS + H2O
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
CeCl3 + NaOH + Cl2 = CeO2 + NaCl + H2O =>
2 CeCl3 + 8 NaOH + Cl2 = 2 CeO2 + 8 NaCl + 4 H2O
HClO3 + As2S5 + H2O = HCl + H3AsO8 + S =>
13 HClO3 + 3 As2S5 + 9 H2O = 13 HCl + 6 H3AsO8 + 15 S
HNO2 + KMnO4 = HMnO4 + KNO2 =>
HNO2 + KMnO4 = HMnO4 + KNO2
Ag + Li3 + PO4 = AgLiPO4 =>
3 Ag + Li3 + 3 PO4 = 3 AgLiPO4
H2CO3 + H2SO4 = H4CO3SO4 =>
H2CO3 + H2SO4 = H4CO3SO4
FeCO3 + HCl = FeCl2 + CO2 + H2O =>
FeCO3 + 2 HCl = FeCl2 + CO2 + H2O
H2 + O = H2O =>
H2 + O = H2O
C2H5COCl + CH3OH = C3H8CO2 + HCl =>
C2H5COCl + CH3OH = C3H8CO2 + HCl
Al + ZnSO4 = Al2(SO4)3 + Zn =>
2 Al + 3 ZnSO4 = Al2(SO4)3 + 3 Zn
FeS + H2SO4 = FeSO4 + H2S = H2 =>
FeS + H2SO4 = FeSO4 + H2S
SO3 + Zn + HCl = ZnCl2 + H2S + H2O =>
SO3 + 4 Zn + 8 HCl = 4 ZnCl2 + H2S + 3 H2O
Fe(s) + CuO(s) = FeO(s) + Cu(s) =>
Fe(s) + CuO(s) = FeO(s) + Cu(s)
Ca(OH)2 + NaOH = Na2[Ca(OH)4] =>
Ca(OH)2 + 2 NaOH = Na2[Ca(OH)4]
Ca + H2O = Ca(OH)2 + H21 =>
21 Ca + 42 H2O = 21 Ca(OH)2 + 2 H21
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
NiCl2*6H2O + NaBH4 = Ni + NaCl + B(OH)3 + H2 =>
NiCl2*6H2O + 2 NaBH4 = Ni + 2 NaCl + 2 B(OH)3 + 7 H2
C2H2O2 + Ag(NH3)2OH = C2H8O4N2 + Ag + NH3 + H2O =>
C2H2O2 + 4 Ag(NH3)2OH = C2H8O4N2 + 4 Ag + 6 NH3 + 2 H2O
Ba[Cr(OH)4(H2O)2]2 + H2SO4 = BaSO4 + Cr2(SO4)3 + H2O =>
Ba[Cr(OH)4(H2O)2]2 + 4 H2SO4 = BaSO4 + Cr2(SO4)3 + 12 H2O
CH3CHC(CH3)2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH3CHC(CH3)2 + 10 KMnO4 + 20 H2O = 10 MnO2 + 15 CH3CH(OH)CH2(OH) + 10 KOH
H2 + O2 + N2 = H(NO3) =>
H2 + 3 O2 + N2 = 2 H(NO3)
Al2(SO4)3 + KOH = KAl(OH)4 + K2SO4 =>
Al2(SO4)3 + 8 KOH = 2 KAl(OH)4 + 3 K2SO4
Na2S2O3 + HCl = NaCl + SO3 + S + H2O =>
3 Na2S2O3 + 6 HCl = 6 NaCl + 2 SO3 + 4 S + 3 H2O
NaCl2 + H2SO4 = NaHSO4 + HCl2 =>
NaCl2 + H2SO4 = NaHSO4 + HCl2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Zn(NO3)2*6H2O + Fe(NO3)3*9H2O + C2H6N4O2 = ZnFe2O4 + H2O + N2 + CO2 =>
Zn(NO3)2*6H2O + 2 Fe(NO3)3*9H2O + 4 C2H6N4O2 = ZnFe2O4 + 36 H2O + 12 N2 + 8 CO2
N2Cl = N2 + Cl2 =>
2 N2Cl = 2 N2 + Cl2
CH3OH = CH2O + H2 =>
CH3OH = CH2O + H2
HClO + HI = IClO + H2 =>
HClO + HI = IClO + H2
Li2CO3(s) + HNO3(aq) = LiNO3(aq) + H2O(l) + CO2(g) =>
Li2CO3(s) + 2 HNO3(aq) = 2 LiNO3(aq) + H2O(l) + CO2(g)
NaCl + KSCN = NaK + ClSCN =>
NaCl + KSCN = NaK + ClSCN
N + LiO = Li3N + O2 =>
2 N + 6 LiO = 2 Li3N + 3 O2
C7H16 + O2 = C7H16O =>
2 C7H16 + O2 = 2 C7H16O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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