Équations équilibrées la veille |
Sr(NO3)2 + KI = SrI + K(NO3)2
C6H5CH2OH + MnO4{-} = C6H5COO{-} + OH{-} + H2O + MnO2 =>
3 C6H5CH2OH + 4 MnO4{-} = 3 C6H5COO{-} + OH{-} + 4 H2O + 4 MnO2
CO2 + NaCl + NH3 + H2O = NaHCO3 + NH4 + Cl =>
CO2 + NaCl + NH3 + H2O = NaHCO3 + NH4 + Cl
CaSO4 + H2 = CaS + H2O =>
CaSO4 + 4 H2 = CaS + 4 H2O
Sr3(PO4)2 + K2SO4 = SrSO4 + K3(PO4) =>
Sr3(PO4)2 + 3 K2SO4 = 3 SrSO4 + 2 K3(PO4)
CO2(g) + H2O(l) = H2CO3 =>
CO2(g) + H2O(l) = H2CO3
Pb + KOH + H2O = K[Pb(OH)3] + H2 =>
Pb + KOH + 2 H2O = K[Pb(OH)3] + H2
CH3CH2Cl + NaOH = CH3CHCH2 + H2O + NaCl =>
3 CH3CH2Cl + 3 NaOH = 2 CH3CHCH2 + 3 H2O + 3 NaCl
H2SO4 + CH3COOK = HSO4 + CH3COOHK =>
H2SO4 + CH3COOK = HSO4 + CH3COOHK
CH2CH2 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
CH2CH2 + 12 KMnO4 + 16 KOH = 2 K2CO3 + 12 K2MnO4 + 10 H2O
C9H11Cl + NH4Cl = C9H11NH2 + HCl =>
C9H11Cl + NH4Cl = C9H11NH2 + 2 HCl
AsH3 + AgNO3 + H2O = H3AsO3 + Ag + HNO3 =>
AsH3 + 6 AgNO3 + 3 H2O = H3AsO3 + 6 Ag + 6 HNO3
MnO4{-} + CrI2 + H2O = MnO2 + Cr(OH)3 + IO3{-} + OH{-} =>
13 MnO4{-} + 3 CrI2 + 8 H2O = 13 MnO2 + 3 Cr(OH)3 + 6 IO3{-} + 7 OH{-}
H2 + CuO = CuH2 + O2 =>
2 H2 + 2 CuO = 2 CuH2 + O2
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
Na2S(aq) + Cu(NO3)2 = NaNO3 + CuS =>
Na2S(aq) + Cu(NO3)2 = 2 NaNO3 + CuS
Na(SO4)3 + NaOH = (SO4)3OH + Na =>
Na(SO4)3 + NaOH = (SO4)3OH + 2 Na
HCN + CuSO4 = Cu(CN)2 + H2SO4 =>
2 HCN + CuSO4 = Cu(CN)2 + H2SO4
CaCO3 + HOH = CaCO2 + H2O2 =>
CaCO3 + HOH = CaCO2 + H2O2
NaOH + FeCl2 = FeOH + NaCl2 =>
NaOH + FeCl2 = FeOH + NaCl2
Na2CO3(aq) + H2SO4(aq) = Na2SO4 + CO2 + H2O =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4 + CO2 + H2O
AsCl + H2S = As2S + HCl =>
2 AsCl + H2S = As2S + 2 HCl
Mg(SO4) + NaCl = Na2SO4 + MgCl2 =>
Mg(SO4) + 2 NaCl = Na2SO4 + MgCl2
C7H15OH + O2 = CO2 + H2O =>
2 C7H15OH + 21 O2 = 14 CO2 + 16 H2O
Na2CO3(aq) + H2SO4(aq) = Na2SO4 + H2CO3 =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4 + H2CO3
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
Fe + N2H4 + H2O = Fe3O4 + NH3 =>
3 Fe + 4 N2H4 + 4 H2O = Fe3O4 + 8 NH3
CH3H8(g) + O2(g) = CO2(g) + H2O(l) =>
4 CH3H8(g) + 15 O2(g) = 4 CO2(g) + 22 H2O(l)
NaOJ + NaJ + H2SO4 = J2 + Na2SO4 + H2O =>
NaOJ + NaJ + H2SO4 = J2 + Na2SO4 + H2O
C12H22O11(l) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(l) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
F + LiCl = FCl + Li =>
F + LiCl = FCl + Li
KHS + KMnO4 + H2SO4 = KHSO4 + MnSO4 + H2O =>
5 KHS + 8 KMnO4 + 16 H2SO4 = 13 KHSO4 + 8 MnSO4 + 12 H2O
KOH + Cl2 = KClO + KCl + H2O =>
2 KOH + Cl2 = KClO + KCl + H2O
CS2(l) + O2(g) = CO2(g) + SO2(g) =>
CS2(l) + 3 O2(g) = CO2(g) + 2 SO2(g)
Sb2S3 + KNO3 + HCl = Sb2O5 + NO2 + K2SO4 + KCl + H2O =>
Sb2S3 + 28 KNO3 + 22 HCl = Sb2O5 + 28 NO2 + 3 K2SO4 + 22 KCl + 11 H2O
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2CO3(aq) =>
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2CO3(aq)
ClF5 + N2H4 = HF + N2 + Cl2 =>
4 ClF5 + 5 N2H4 = 20 HF + 5 N2 + 2 Cl2
Fe(NO3)3 + LiHO = Fe(HO)3 + LiNO3 =>
Fe(NO3)3 + 3 LiHO = Fe(HO)3 + 3 LiNO3
SbO5 = Sb + O2 =>
2 SbO5 = 2 Sb + 5 O2
Na2CO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + CO2(g)
CaCl2 + KCl = Cl + CaK =>
CaCl2 + KCl = 3 Cl + CaK
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2O + CO2(g)
Mn2O4 + NaCl + H2SO4 = Na2SO4 + MnCl2 + H2O + Cl =>
Mn2O4 + 8 NaCl + 4 H2SO4 = 4 Na2SO4 + 2 MnCl2 + 4 H2O + 4 Cl
Eu(s) + HF(g) = EuF3(s) + H2(g) =>
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
FeCl2 + K4(Fe(CN)6) = Fe2(Fe(CN)6) + KCl =>
2 FeCl2 + K4(Fe(CN)6) = Fe2(Fe(CN)6) + 4 KCl
KMnO4 + C2H5OH + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
12 KMnO4 + 5 C2H5OH + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 10 CO2 + 33 H2O
ZnSO4 + MgCl2 + Na3PO4 = Zn3(PO4)2 + NaCl + MgSO4 =>
3 ZnSO4 + 3 MgCl2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaCl + 3 MgSO4
C2H5OH + KMnO4 + H2SO4 = CH3CHO + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CHO + 2 MnSO4 + K2SO4 + 8 H2O
NiS(s) + HNO3(aq) = Ni(NO3)2(aq) + S(s) + NO2(g) + H2O(l) =>
NiS(s) + 4 HNO3(aq) = Ni(NO3)2(aq) + S(s) + 2 NO2(g) + 2 H2O(l)
C4H8 + HCl = C4H9Cl =>
C4H8 + HCl = C4H9Cl
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