| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe(OH)3 + 3 Na2S = 2 FeS + S + 6 NaOH
Sn + PbO2 = SnO2 + Pb =>
Sn + PbO2 = SnO2 + Pb
Ag + O = Ag2O =>
2 Ag + O = Ag2O
KCrO2 + KMnO4 + KOH = K2CrO4 + K2MnO4 + H2O =>
KCrO2 + 3 KMnO4 + 4 KOH = K2CrO4 + 3 K2MnO4 + 2 H2O
C6H12O4 = C15H24 + CO2 + H2O =>
3 C6H12O4 = C15H24 + 3 CO2 + 6 H2O
CH2O + NH3 + HCN = N(CH2CN)3 + H2O =>
3 CH2O + NH3 + 3 HCN = N(CH2CN)3 + 3 H2O
As4O6 + H2 = AsH3 + H2O =>
As4O6 + 12 H2 = 4 AsH3 + 6 H2O
CaCl2 + O2 = Ca(ClO3)2 =>
CaCl2 + 3 O2 = Ca(ClO3)2
NH{4}NO{3} = N{2}O + H{2}0 =>
NH{4}NO{3} = N{2}O + H{2}0
MnO4{-} + H2O = MnO2 + O2 + OH{-} =>
4 MnO4{-} + 2 H2O = 4 MnO2 + 3 O2 + 4 OH{-}
CuS + HNO3 = Cu(NO3)2 + H2SO4 + NO2 + H2O =>
CuS + 10 HNO3 = Cu(NO3)2 + H2SO4 + 8 NO2 + 4 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
SnO + FeS2 = SnS2 + FeO =>
SnO + FeS2 = SnS2 + FeO
FeH2SO4 = FeSO4H2 =>
FeH2SO4 = FeSO4H2
H3PO2 + H2O = H3PO3 + H2 =>
H3PO2 + H2O = H3PO3 + H2
P2O5(s) + HNO3(aq) = N2O5(g) + HPO3(l) =>
P2O5(s) + 2 HNO3(aq) = N2O5(g) + 2 HPO3(l)
CH3CH2OH + I2 + NaOH = CH3CHO + NaI + H2O =>
CH3CH2OH + I2 + 2 NaOH = CH3CHO + 2 NaI + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Li2CO3 + H2O + Co3O4 = LiCoO2 + H2 + CO2 =>
3 Li2CO3 + H2O + 2 Co3O4 = 6 LiCoO2 + H2 + 3 CO2
K2Cr2O7 + K2SO4 + NaOH = K2CrO4 + Na2SO4 + H2O =>
K2Cr2O7 + K2SO4 + 2 NaOH = 2 K2CrO4 + Na2SO4 + H2O
SO2 + H2O + NaIO3 = H3SO4 + NaI =>
6 SO2 + 9 H2O + NaIO3 = 6 H3SO4 + NaI
H + NO2 = HNO2 =>
H + NO2 = HNO2
PH3 + H2SO4 = H3PO4 + SO2 + H2O =>
PH3 + 4 H2SO4 = H3PO4 + 4 SO2 + 4 H2O
Fe + C2 = FeC =>
2 Fe + C2 = 2 FeC
Cu(OH)2 + NH4OH = Cu(OH)4 + NH4 =>
Cu(OH)2 + 2 NH4OH = Cu(OH)4 + 2 NH4
NO + H2SO4 + KMnO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
10 NO + 9 H2SO4 + 6 KMnO4 = 10 HNO3 + 3 K2SO4 + 6 MnSO4 + 4 H2O
Y(NO3)2 + NH2CONH2 = Y2O3 + N2 + H2O + CO2 =>
2 Y(NO3)2 + 3 NH2CONH2 = Y2O3 + 5 N2 + 6 H2O + 3 CO2
CaBr2 + H2CO3 = CaCO3 + HBr =>
CaBr2 + H2CO3 = CaCO3 + 2 HBr
Cu + Br = CuBr =>
Cu + Br = CuBr
Al + ZnO = Al2O3 + Zn =>
2 Al + 3 ZnO = Al2O3 + 3 Zn
As2S3 + K2Cr2O7 + H2SO4 = H3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 As2S3 + 14 K2Cr2O7 + 47 H2SO4 = 6 H3AsO4 + 14 K2SO4 + 14 Cr2(SO4)3 + 38 H2O
NH4I + KOH = NH3 + KI + H2O =>
NH4I + KOH = NH3 + KI + H2O
FeCl3 + KI = FeICl + I2 + KCl =>
2 FeCl3 + 4 KI = 2 FeICl + I2 + 4 KCl
C4H10C4H10 + O2 = CO2 + H2O =>
C4H10C4H10 + 13 O2 = 8 CO2 + 10 H2O
Br + OH = BrO3 + H2O =>
Br + 6 OH = BrO3 + 3 H2O
NaCl + BrO = BrCl2 + Na2O =>
2 NaCl + BrO = BrCl2 + Na2O
HSbCl4 + H2S = Sb2S3 + HCl =>
2 HSbCl4 + 3 H2S = Sb2S3 + 8 HCl
BeO + NaOH = BeOHNaO =>
BeO + NaOH = BeOHNaO
Cu(s) + NiSO4(aq) = CuSO4 + Ni =>
Cu(s) + NiSO4(aq) = CuSO4 + Ni
[Sn(H2O)2Cl2] + OH{-} = Sn(OH)2 + H2O + Cl{-} =>
[Sn(H2O)2Cl2] + 2 OH{-} = Sn(OH)2 + 2 H2O + 2 Cl{-}
FeCl3(aq) + NH4OH(aq) = Fe(OH)3 + NH4Cl =>
FeCl3(aq) + 3 NH4OH(aq) = Fe(OH)3 + 3 NH4Cl
Ni(NO3)2 + H2O = NiO + HNO3 =>
Ni(NO3)2 + H2O = NiO + 2 HNO3
Si + HBr = SiH2Br2 =>
Si + 2 HBr = SiH2Br2
Ca + Co = Ca2Co3 =>
2 Ca + 3 Co = Ca2Co3
Al(OH)2NO3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)2NO3 + 2 HNO3 = Al(NO3)3 + 2 H2O
Li3VO4 + Na2S2O3 + H2SO4 = V2(SO4) + Na2SO4 + LiSO4 + H2O =>
8 Li3VO4 + Na2S2O3 + 27 H2SO4 = 4 V2(SO4) + Na2SO4 + 24 LiSO4 + 27 H2O
Au{3+} + Cd = Au + Cd{+} =>
Au{3+} + 3 Cd = Au + 3 Cd{+}
HCI + K2CO3 = KCI + H2O + CO2 =>
2 HCI + K2CO3 = 2 KCI + H2O + CO2
Cu(No3)2 + CaCo3 = CuCo3 + Ca(No3)2 =>
Cu(No3)2 + CaCo3 = CuCo3 + Ca(No3)2
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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