| Équations équilibrées la veille |
Mn(OH)2 + 2 Cl2 + 2 KOH = K2MnO4 + 4 HCl
FeS2 + HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2O + 2 H2SO4 + 5 NO
PbCrO4 + CH3COOH = Pb + Cr2O7 + CH3COO + H2O =>
2 PbCrO4 + 2 CH3COOH = 2 Pb + Cr2O7 + 2 CH3COO + H2O
K2Cr2O7 + CuSO4 = CuCr2O7 + K2SO4 =>
K2Cr2O7 + CuSO4 = CuCr2O7 + K2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
C8H24O4Si4 + O2 = SiO2 + CO2 + H2O =>
C8H24O4Si4 + 16 O2 = 4 SiO2 + 8 CO2 + 12 H2O
Ba(CIO3)2 + Na2S = BaS + NaCIO3 =>
Ba(CIO3)2 + Na2S = BaS + 2 NaCIO3
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Zn{2+} + Fe(CN)6{4-} = Zn2Fe(CN)6 =>
2 Zn{2+} + Fe(CN)6{4-} = Zn2Fe(CN)6
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
Ca6 + O4 = CaO =>
2 Ca6 + 3 O4 = 12 CaO
KBr + MnO2 + HCl = Br2 + MnCl2 + KCl + H2O =>
2 KBr + MnO2 + 4 HCl = Br2 + MnCl2 + 2 KCl + 2 H2O
NH4HCO3 + H3PO4 = (NH4)3PO4 + H2O + CO2 =>
3 NH4HCO3 + H3PO4 = (NH4)3PO4 + 3 H2O + 3 CO2
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
Na2SO3S = Na2S2O3 =>
Na2SO3S = Na2S2O3
AgCl + HOCN = HCl + AgOCN =>
AgCl + HOCN = HCl + AgOCN
CuSO4HI = CuIHSO4 =>
CuSO4HI = CuIHSO4
Cl3Fe + NH4OH = Fe(OH)3 + NH4Cl =>
Cl3Fe + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
CH3COONa + KOH = CH4 + Na2CO3 + K2CO3 =>
2 CH3COONa + 2 KOH = 2 CH4 + Na2CO3 + K2CO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K2CrO4 + HBr = KBr + CrBr3 + Br + H2O =>
K2CrO4 + 8 HBr = 2 KBr + CrBr3 + 3 Br + 4 H2O
Na2S2O5H2O = NaHSO3 =>
Na2S2O5H2O = 2 NaHSO3
H3AsO4 + SbO = H3AsO3 + Sb2O5 =>
3 H3AsO4 + 2 SbO = 3 H3AsO3 + Sb2O5
CuN3 + K2CrO4 + HClO4 = Cu(ClO4)2 + KNO3 + Cr(ClO4)3 + KClO4 + H2O =>
3 CuN3 + 17 K2CrO4 + 82 HClO4 = 3 Cu(ClO4)2 + 9 KNO3 + 17 Cr(ClO4)3 + 25 KClO4 + 41 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
MnCO3 + O2 = MnO3 + CO2 =>
MnCO3 + O2 = MnO3 + CO2
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
K2CrO4 + HBr = CrBr3 + Br2 + H2O + KBr =>
2 K2CrO4 + 16 HBr = 2 CrBr3 + 3 Br2 + 8 H2O + 4 KBr
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
B2O3(s) + NaOH(aq) = Na3BO3(aq) + H2O(l) =>
B2O3(s) + 6 NaOH(aq) = 2 Na3BO3(aq) + 3 H2O(l)
Zr + SO2 = Zr2S3 + O2 =>
2 Zr + 3 SO2 = Zr2S3 + 3 O2
FO + H2O = H2FO2 =>
FO + H2O = H2FO2
CaCl2 + H2O + NH3 = NH4Cl + Ca(OH)2 =>
CaCl2 + 2 H2O + 2 NH3 = 2 NH4Cl + Ca(OH)2
LiNO3 + BaBr2 = Ba(NO3)2 + LiBr =>
2 LiNO3 + BaBr2 = Ba(NO3)2 + 2 LiBr
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
NaNO3 + H2 = NH3 + NaOH + H2O =>
NaNO3 + 4 H2 = NH3 + NaOH + 2 H2O
Ca(NO3)2(aq) + H2O(l) = HNO3(aq) + Ca(OH)2(aq) =>
Ca(NO3)2(aq) + 2 H2O(l) = 2 HNO3(aq) + Ca(OH)2(aq)
Sr(s) + Cl(g) = SrCl2(s) =>
Sr(s) + 2 Cl(g) = SrCl2(s)
Na2Co3*H2O(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) + H2O =>
Na2Co3*H2O(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq) + H2O
C2H2 = CH2 + C =>
C2H2 = CH2 + C
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
KBr + Ba = K + BaBr2 =>
2 KBr + Ba = 2 K + BaBr2
Fe + O2 + H2O = FeOOH =>
4 Fe + 3 O2 + 2 H2O = 4 FeOOH
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NH3 + CUO = N2 + CU + H2O =>
2 NH3 + 3 CUO = N2 + 3 CU + 3 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
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Équations équilibrées sur11/14/24
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