| Équations équilibrées la veille |
3 CH2BrCHCHCH2Br + 4 K2Cr2O7 + 16 H2SO4 = 6 CH2BrCOOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2S2O7 = K2Cr2O7 + MnSO4 + C13H10 + N2O5 + K2S4O6 + H2O =>
312[Cr(N2H4CO)6]4[Cr(CN)6]3 + 11354 KMnO4 + 14847 H2S2O7 = 1092 K2Cr2O7 + 11354 MnSO4 + 1008 C13H10 + 10296 N2O5 + 4585 K2S4O6 + 24783 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2S2O3 + Cl2 + H2O = HCl + H2SO4 + Na2SO4 =>
Na2S2O3 + 4 Cl2 + 5 H2O = 8 HCl + H2SO4 + Na2SO4
C16H32O2 + C3H8O3 = C36H62O6 + H2O =>
3 C16H32O2 + 8 C3H8O3 = 2 C36H62O6 + 18 H2O
C2H5COOH + Na2CO3 = C2H5COONa + CO2 + H2O =>
2 C2H5COOH + Na2CO3 = 2 C2H5COONa + CO2 + H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Bi(NO3)3 + Al + NaOH = Bi + NH3 + NaAlO2 =>
Bi(NO3)3 + 9 Al + 9 NaOH = Bi + 3 NH3 + 9 NaAlO2
BF3(g) + H2O(g) = B(OH)3 + HF =>
BF3(g) + 3 H2O(g) = B(OH)3 + 3 HF
Fe(s) + S(s) = FeS2(s) =>
Fe(s) + 2 S(s) = FeS2(s)
Pb(s) + HCl(aq) = PbCl2 + H2(g) =>
Pb(s) + 2 HCl(aq) = PbCl2 + H2(g)
Al2O3 + NaOH + H2O = Na(Al(OH)4) =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na(Al(OH)4)
NaCl + CH3COOH = CH3COONa + HCl =>
NaCl + CH3COOH = CH3COONa + HCl
KBr + CHCl3 + Cl2(H2O) = KCl + Br2(CHCl3) + H2O =>
2 KBr + CHCl3 + Cl2(H2O) = 2 KCl + Br2(CHCl3) + H2O
C16H32O2 + C3H8O3 = C36H62O6 + H2O =>
3 C16H32O2 + 8 C3H8O3 = 2 C36H62O6 + 18 H2O
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Na4Cl + AgNO3 = AgCl + Na4NO3 =>
Na4Cl + AgNO3 = AgCl + Na4NO3
Ag + Cl = AgCl =>
Ag + Cl = AgCl
CuZn + H2O + KOH = Cu(OH)2 + KH + Zn(OH)2 =>
CuZn + 2 H2O + 2 KOH = Cu(OH)2 + 2 KH + Zn(OH)2
K + O2 = KO2 =>
K + O2 = KO2
CuZn + H2O + KOH = Cu(OH)2 + KH + Zn(OH)2 =>
CuZn + 2 H2O + 2 KOH = Cu(OH)2 + 2 KH + Zn(OH)2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CuSO4*5H2O + NaOH = Cu(OH)2 + Na2SO4 + H2O =>
CuSO4*5H2O + 2 NaOH = Cu(OH)2 + Na2SO4 + 5 H2O
HA + XOH = HX + AOH =>
HA + XOH = HX + AOH
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
HIAgF = HFAgI =>
HIAgF = HFAgI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AgClAl = AgAlCl =>
AgClAl = AgAlCl
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn(OH)2(s) + H2SO4(aq) = ZnSO4(s) + H2O(l) =>
Zn(OH)2(s) + H2SO4(aq) = ZnSO4(s) + 2 H2O(l)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
K2MnO4 + NaOH = KOH + Na2MnO4 =>
K2MnO4 + 2 NaOH = 2 KOH + Na2MnO4
K2SiO3 + CH3COOH = CH3COOK + H2O + SiO2 =>
K2SiO3 + 2 CH3COOH = 2 CH3COOK + H2O + SiO2
MnO4{-} + OH{-} = MnO4{-2} + HOH + O2 =>
4 MnO4{-} + 4 OH{-} = 4 MnO4{-2} + 2 HOH + O2
F2 + Sb2O5 = SbF5 + O2 =>
10 F2 + 2 Sb2O5 = 4 SbF5 + 5 O2
PbS + HBrO3 = PbBr2 + H2S + O2 =>
PbS + 2 HBrO3 = PbBr2 + H2S + 3 O2
CH195 + N2O4 = CO2 + H2O + N2 =>
8 CH195 + 199 N2O4 = 8 CO2 + 780 H2O + 199 N2
Br + O2 = Br2O =>
4 Br + O2 = 2 Br2O
Hg(OH)2 + H2PO4 = HgPO4 + H2O =>
Hg(OH)2 + H2PO4 = HgPO4 + 2 H2O
Be + NaCl = Na + BeCl2 =>
Be + 2 NaCl = 2 Na + BeCl2
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Équations équilibrées sur10/22/24
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