| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 3 BaCl2 + 7 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 3 BaSO4 + K2SO4 + 7 H2O
H2SO4 + (CuOH)2CO3 = CuSO4 + H2O + H2CO3 =>
2 H2SO4 + (CuOH)2CO3 = 2 CuSO4 + 2 H2O + H2CO3
Hg(NO3)2(s) = Hg(s) + NO2 + O2 =>
Hg(NO3)2(s) = Hg(s) + 2 NO2 + O2
FeSi2 + H2O = Fe2O3 + Si2 + H2 =>
2 FeSi2 + 3 H2O = Fe2O3 + 2 Si2 + 3 H2
Ag2S + HCl = H2S + AgCl =>
Ag2S + 2 HCl = H2S + 2 AgCl
C3OH3 + O2 = CO2 + H2O =>
4 C3OH3 + 13 O2 = 12 CO2 + 6 H2O
CuO(s) + H2O(l) + CO2(g) = CuCO3*Cu(OH)2(s) =>
2 CuO(s) + H2O(l) + CO2(g) = CuCO3*Cu(OH)2(s)
H2SO4(aq) + SrCO3(aq) = SrSO4(aq) + H2O(l) + CO2(g) =>
H2SO4(aq) + SrCO3(aq) = SrSO4(aq) + H2O(l) + CO2(g)
CO(OH)2 + HNO3 = CO(NO3)2 + H2O =>
CO(OH)2 + 2 HNO3 = CO(NO3)2 + 2 H2O
NaNO2 + H2S + H2SO4 = Na2SO4 + H2NO2 + S =>
2 NaNO2 + H2S + H2SO4 = Na2SO4 + 2 H2NO2 + S
CH3CH2OH + CuO = CH3CHOH2O + Cu =>
CH3CH2OH + CuO = CH3CHOH2O + Cu
H2O2 + H{+} = H2O{+} =>
H2O2 + 2 H{+} = 2 H2O{+}
CuO + SO = CuS + O2 =>
CuO + SO = CuS + O2
AlI3 + Na2CO3 = Al2(CO3)3 + NaI =>
2 AlI3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaI
Mg(HCO3)2 + HCl = CO2 + H2O + MgCl2 =>
Mg(HCO3)2 + 2 HCl = 2 CO2 + 2 H2O + MgCl2
Cr + NaOH + H2O = Na2[Cr(OH)4] + H2 =>
Cr + 2 NaOH + 2 H2O = Na2[Cr(OH)4] + H2
Nd(C2H3O2)3 + K2C2O4 = Nd2(C2O4)3 + KC2H3O2 =>
2 Nd(C2H3O2)3 + 3 K2C2O4 = Nd2(C2O4)3 + 6 KC2H3O2
H2O + Ca(ClO)2 = Ca(HO)2 + Cl2O =>
H2O + Ca(ClO)2 = Ca(HO)2 + Cl2O
KMnO4 + HNO3 + KNO2 = Mn(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 6 HNO3 + 5 KNO2 = 2 Mn(NO3)2 + 7 KNO3 + 3 H2O
K2S + KBrO3 + H2O = S + KBr + KOH =>
3 K2S + KBrO3 + 3 H2O = 3 S + KBr + 6 KOH
Ni(CO3) + NH3*H2O = [Ni(NH3)6](CO3) + H2O =>
Ni(CO3) + 6 NH3*H2O = [Ni(NH3)6](CO3) + 6 H2O
CH3OH + CH3COOH = CH3COOCH3 + H2O =>
CH3OH + CH3COOH = CH3COOCH3 + H2O
K2SiO3 = K + Si + O =>
K2SiO3 = 2 K + Si + 3 O
Zn + Cu + HCl = ZnCl + HCu =>
Zn + Cu + HCl = ZnCl + HCu
PH3 + HNO3 = H3PO4 + H2O + N2O =>
PH3 + 2 HNO3 = H3PO4 + H2O + N2O
CO3 + HOH = H2CO3 + OH =>
CO3 + 2 HOH = H2CO3 + 2 OH
Ga + SrCl2 = GaCl3 + Sr =>
2 Ga + 3 SrCl2 = 2 GaCl3 + 3 Sr
K2Cr2O7 + CuS + HCl = KCl + CrCl3 + CuCl2 + H2SO4 + H2O =>
4 K2Cr2O7 + 3 CuS + 38 HCl = 8 KCl + 8 CrCl3 + 3 CuCl2 + 3 H2SO4 + 16 H2O
C4H10O + H2SO4 + NaBr = C4H9Br + NaHSO4 + H2O =>
C4H10O + H2SO4 + NaBr = C4H9Br + NaHSO4 + H2O
NaBr + NaBrO3 + HCl = Br2 + NaCl + H2O =>
5 NaBr + NaBrO3 + 6 HCl = 3 Br2 + 6 NaCl + 3 H2O
AuCl2 + S = AuS + Cl2 =>
AuCl2 + S = AuS + Cl2
Fe2O3 + H3PO2 + HCl = FeCl2 + H3PO4 + H2O =>
2 Fe2O3 + H3PO2 + 8 HCl = 4 FeCl2 + H3PO4 + 4 H2O
Xe + OH = HXeO4 + H2O =>
Xe + 7 OH = HXeO4 + 3 H2O
CH2(OH)2 + H2 = CH4 + H2O =>
CH2(OH)2 + 2 H2 = CH4 + 2 H2O
C7H8 + KMnO4 = C7H5O2K + MnO2 + KOH + H2O =>
C7H8 + 2 KMnO4 = C7H5O2K + 2 MnO2 + KOH + H2O
AgI + HNO3 = HI + AgNO3 =>
AgI + HNO3 = HI + AgNO3
As2S3 + NO3{-} + H{+} = As5{+} + SO42{-} + NO + H2O =>
15 As2S3 + 1247 NO3{-} + 1208 H{+} = 6 As5{+} + 45 SO42{-} + 1247 NO + 604 H2O
CH3COOH + NaHCO3 = CH3CO2Na + H2O + CO2 =>
CH3COOH + NaHCO3 = CH3CO2Na + H2O + CO2
C2H5COOH + Ag2O = C2H5COOAg + H2O =>
2 C2H5COOH + Ag2O = 2 C2H5COOAg + H2O
Ca(C2H3O2)2 + Li3PO4 = LiC2H3O2 + Ca3(PO4)2 =>
3 Ca(C2H3O2)2 + 2 Li3PO4 = 6 LiC2H3O2 + Ca3(PO4)2
HNO2 + Ca = Ca(NO2)2 + H2(g) =>
2 HNO2 + Ca = Ca(NO2)2 + H2(g)
W + Ag2Se = Ag + WSe2 =>
W + 2 Ag2Se = 4 Ag + WSe2
LiO + H2SO4 = Li(OH)2 + SO3 =>
LiO + H2SO4 = Li(OH)2 + SO3
Na2CO3 + K2CO3 + Nb2O5 = NaKNb2O6 + CO2 =>
Na2CO3 + K2CO3 + 2 Nb2O5 = 2 NaKNb2O6 + 2 CO2
P + Cl2 = P2Cl5 =>
4 P + 5 Cl2 = 2 P2Cl5
H2S + Ca(OH) = Ca2S + H2O =>
H2S + 2 Ca(OH) = Ca2S + 2 H2O
CO2 + H2O = C10H6O3 + O2 =>
10 CO2 + 3 H2O = C10H6O3 + 10 O2
SrSO4 = Sr + SO4 =>
SrSO4 = Sr + SO4
HgCl2 + Sb = SbCl4 + Hg =>
2 HgCl2 + Sb = SbCl4 + 2 Hg
TIO2 + BrF3 = TIF4 + Br2 + O2 =>
3 TIO2 + 4 BrF3 = 3 TIF4 + 2 Br2 + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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