| Équations équilibrées la veille |
Pb(NO3)2 + 2 HCl = 2 HNO3 + PbCl2
MnO + NaCl = MnCl2 + Na2O =>
MnO + 2 NaCl = MnCl2 + Na2O
K2SeO3 + HCl = KCl + H2O + SeO2 =>
K2SeO3 + 2 HCl = 2 KCl + H2O + SeO2
CaO + MgCI2 = MgO + CaCI2 =>
CaO + MgCI2 = MgO + CaCI2
Fe{3+} + SNC{-} = FeSCN{+2} =>
Fe{3+} + SNC{-} = FeSCN{+2}
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Co(NO3)2*6H2O + NaHCO3 + H2O2 = Na3[Co(CO3)3]*3H2O + H2O + HNO3 =>
2 Co(NO3)2*6H2O + 6 NaHCO3 + H2O2 = 2 Na3[Co(CO3)3]*3H2O + 8 H2O + 4 HNO3
Zn + C2O4 = ZnC2O4 =>
Zn + C2O4 = ZnC2O4
KClO(aq) + HI(aq) = KI(aq) + HClO(aq) =>
KClO(aq) + HI(aq) = KI(aq) + HClO(aq)
C4H6 + Cl = C4H6Cl4 =>
C4H6 + 4 Cl = C4H6Cl4
Ni(OH)2 + H4B2O5 = Ni2B2O5 + H2O =>
2 Ni(OH)2 + H4B2O5 = Ni2B2O5 + 4 H2O
C6H5Cl + HNO3 = C6H3N2O4Cl + H2O =>
C6H5Cl + 2 HNO3 = C6H3N2O4Cl + 2 H2O
Cs2O + H2SO4 = Cs2SO4 + H2O =>
Cs2O + H2SO4 = Cs2SO4 + H2O
C3H8 + O = CO2 + H2O =>
C3H8 + 10 O = 3 CO2 + 4 H2O
I2 + ZnO = ZnI + O2 =>
I2 + 2 ZnO = 2 ZnI + O2
CaBr2 + NaNO2 = NaBr + Ca(NO2)2 =>
CaBr2 + 2 NaNO2 = 2 NaBr + Ca(NO2)2
NH3 + NaOH = Na(NH3)4 + OH =>
4 NH3 + NaOH = Na(NH3)4 + OH
Pb(NO3)2 + FeCl3 = PbCl3Fe(NO3)2 =>
Pb(NO3)2 + FeCl3 = PbCl3Fe(NO3)2
Fe(OH)2 + NaBrO + H2O = Fe(OH)3 + NaBr =>
2 Fe(OH)2 + NaBrO + H2O = 2 Fe(OH)3 + NaBr
Na3PO4*12H2O + HCl = H3PO4*6H2O + NaCl + H2O =>
Na3PO4*12H2O + 3 HCl = H3PO4*6H2O + 3 NaCl + 6 H2O
KMnO4 + H2O + C2H2 = H2C2O2 + MnO2 + KOH =>
4 KMnO4 + 2 H2O + 3 C2H2 = 3 H2C2O2 + 4 MnO2 + 4 KOH
Ag + CN{-} + O2 + H2O = [Ag(CN)2]{-} + OH[{-}1] =>
4 Ag + 8 CN{-} + O2 + 2 H2O = 4[Ag(CN)2]{-} + 4 OH[{-}1]
C7H5NO4 + NaOH = C7H4NNaO4 + H2O =>
C7H5NO4 + NaOH = C7H4NNaO4 + H2O
AuC = CAu =>
AuC = CAu
Fe(OH)3 + H2SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SO3 = Fe2(SO3)3 + 6 H2O
H2PO4(aq) + NaOH(aq) = Na2PO4(aq) + H2O(l) =>
H2PO4(aq) + 2 NaOH(aq) = Na2PO4(aq) + 2 H2O(l)
C4H4S + H2 = C2H3 + H2S =>
C4H4S + 2 H2 = 2 C2H3 + H2S
NH4NO3 + NH4 = N2 + H2O =>
4 NH4NO3 + 2 NH4 = 5 N2 + 12 H2O
As + Cl2(xs) = AsCl5 =>
2 As + 5 Cl2(xs) = 2 AsCl5
CsI + Cl2 = CsCl + I2 =>
2 CsI + Cl2 = 2 CsCl + I2
NiCl2*6H2O + C5H8O2 + CH3COONa = C10H14NiO4*2H2O + CH3COOH + NaCl + H2O =>
NiCl2*6H2O + 2 C5H8O2 + 2 CH3COONa = C10H14NiO4*2H2O + 2 CH3COOH + 2 NaCl + 4 H2O
K3PO4 + H2O = H3PO4 + KOH =>
K3PO4 + 3 H2O = H3PO4 + 3 KOH
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
[NO2][ClO4] + P2S3 = NO + Cl2 + P2O5 + SO3 =>
14[NO2][ClO4] + 5 P2S3 = 14 NO + 7 Cl2 + 5 P2O5 + 15 SO3
Sr + Ca(CO3) = Sr(CO3) + Ca =>
Sr + Ca(CO3) = Sr(CO3) + Ca
(NH4)2S + K2CrO4 + KOH + H2O = S + K3(Cr(OH)6) + NH3*H2O =>
3(NH4)2S + 2 K2CrO4 + 2 KOH + 8 H2O = 3 S + 2 K3(Cr(OH)6) + 6 NH3*H2O
Br2 + KI = KBr + I =>
Br2 + 2 KI = 2 KBr + 2 I
C2H5OCl + NaOH = NaOCl + C2H5OH =>
C2H5OCl + NaOH = NaOCl + C2H5OH
MnO(OH)2 + KIO4 + H2SO4 = MnO4 + IO3 + K2SO4 + H2O =>
MnO(OH)2 + 4 KIO4 + 2 H2SO4 = MnO4 + 4 IO3 + 2 K2SO4 + 3 H2O
Na + Zn(NO3)2 = Na(NO3)2 + Zn =>
Na + Zn(NO3)2 = Na(NO3)2 + Zn
H2N(CH2)6NH2 + ClOC(CH2)8COCl = H2N[(CH2)6NHCO(CH2)8]COCl + HCl =>
H2N(CH2)6NH2 + ClOC(CH2)8COCl = H2N[(CH2)6NHCO(CH2)8]COCl + HCl
LiBr(aq) + Cl2(g) = LiCl(aq) + Br2(l) =>
2 LiBr(aq) + Cl2(g) = 2 LiCl(aq) + Br2(l)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeO + LiBr = FeBr + LiO =>
FeO + LiBr = FeBr + LiO
N2(g) + O2 = N2O5 =>
2 N2(g) + 5 O2 = 2 N2O5
CH5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 CH5(NO3)3 = 4 CO2 + 6 N2 + 10 H2O + 9 O2
K2[HgI4] + NaOH + NH3 = [OHg2NH2]I + KI + NaI + H2O =>
2 K2[HgI4] + 3 NaOH + NH3 = [OHg2NH2]I + 4 KI + 3 NaI + 2 H2O
(d)Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3(d)Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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