| Équations équilibrées la veille |
3 MnCl2 + 4 NaOH + 2 NaMnO4 = 5 MnO2 + 2 H2O + 6 NaCl
Zn4[Fe(CN)6]2 + NaOH = Zn(OH)2 + Na4[Fe(CN)6] =>
Zn4[Fe(CN)6]2 + 8 NaOH = 4 Zn(OH)2 + 2 Na4[Fe(CN)6]
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
NaNO3(aq) + LiClO3(aq) = NaClO3(s) + LiNO3(aq) =>
NaNO3(aq) + LiClO3(aq) = NaClO3(s) + LiNO3(aq)
CH3COCl + NaOH = CH3COONa + HCl =>
CH3COCl + NaOH = CH3COONa + HCl
KClO4 + H2O = HCl + OH + K8O4 =>
8 KClO4 + 36 H2O = 8 HCl + 64 OH + K8O4
H3CCH2CH2COONa + NaOH = Na2CO3 + C3H8 =>
H3CCH2CH2COONa + NaOH = Na2CO3 + C3H8
Mg + NO3 + HCl = MgCl2 + HNO3 =>
Mg + 2 NO3 + 2 HCl = MgCl2 + 2 HNO3
NaOH + H2SO4 = Na(HSO4) + H2O =>
NaOH + H2SO4 = Na(HSO4) + H2O
Cr2O3 + CO = CO2 + Cr =>
Cr2O3 + 3 CO = 3 CO2 + 2 Cr
CuCl2 + NaOH = Cu(OH)2 + NaCl(aq) =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl(aq)
ZnSO4 + K2C2O4 = ZnC2O4 + K2SO4 =>
ZnSO4 + K2C2O4 = ZnC2O4 + K2SO4
O2 + C13H12O = CO2 + H2OCH4O =>
25 O2 + 2 C13H12O = 22 CO2 + 4 H2OCH4O
CH3CN + HCl + H2O = HC2H3O2 + NH4Cl =>
CH3CN + HCl + 2 H2O = HC2H3O2 + NH4Cl
CN + O2 = CO2 + NO =>
2 CN + 3 O2 = 2 CO2 + 2 NO
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
NiCr + H2SO4 = NiSO4 + CrH2 =>
NiCr + H2SO4 = NiSO4 + CrH2
C3H4(g) + O2 = CO2(g) + H2O(g) =>
C3H4(g) + 4 O2 = 3 CO2(g) + 2 H2O(g)
NO3{-} + H3O{+} + Cl{-} = ClO3{-} + NO + H2O =>
2 NO3{-} + 2 H3O{+} + Cl{-} = ClO3{-} + 2 NO + 3 H2O
Na2S2 + I2 = NaI + Na2S4 =>
2 Na2S2 + I2 = 2 NaI + Na2S4
NaNO2 + H2SO4 = Na2SO4 + NO2H =>
2 NaNO2 + H2SO4 = Na2SO4 + 2 NO2H
BaCl2 + H2O = Cl2O + BaH2 =>
BaCl2 + H2O = Cl2O + BaH2
Mg + Al(NO3)3 = Mg(NO3) + Al =>
3 Mg + Al(NO3)3 = 3 Mg(NO3) + Al
HNO3 + CuI2 = Cu(NO3)2 + IH =>
2 HNO3 + CuI2 = Cu(NO3)2 + 2 IH
Ca + AgSO4 = Ag + CaSO4 =>
Ca + AgSO4 = Ag + CaSO4
Fe + KCNS = Fe(CNS)2 + K =>
Fe + 2 KCNS = Fe(CNS)2 + 2 K
F + Cl2 = FCl5 =>
2 F + 5 Cl2 = 2 FCl5
Mg(HCO3)2 + H2SO4 = MgSO4 + H2CO3 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2CO3
CI2O7 = CI2 + O7 =>
CI2O7 = CI2 + O7
Al(OH)3 + Cs = CsOH + Al =>
Al(OH)3 + 3 Cs = 3 CsOH + Al
C6H10O(l) + O2(g) = CO2(g) + H2O(l) =>
C6H10O(l) + 8 O2(g) = 6 CO2(g) + 5 H2O(l)
H2SO3 + SiO3 = H2SiO3 + SO3 =>
H2SO3 + SiO3 = H2SiO3 + SO3
SnCl4 + NH3 + H2O = H2[Sn(OH)6] + NH4Cl =>
SnCl4 + 4 NH3 + 6 H2O = H2[Sn(OH)6] + 4 NH4Cl
BaCO3 + HCl = BaCl2 + H2O + CO2 =>
BaCO3 + 2 HCl = BaCl2 + H2O + CO2
Cu(NO3)2 + HBr = CuBr2 + HNO3 =>
Cu(NO3)2 + 2 HBr = CuBr2 + 2 HNO3
Br2 + FeI = FeBr3 + I =>
3 Br2 + 2 FeI = 2 FeBr3 + 2 I
Bi2O2SO4 + H2S = BiS3 + H + O =>
Bi2O2SO4 + 5 H2S = 2 BiS3 + 10 H + 6 O
P2O5 + KOH = KPO4 + K2HPO3 + H2O =>
P2O5 + 3 KOH = KPO4 + K2HPO3 + H2O
Mg(OH)2 + C6H8O6 = Mg(C6H7O6)2 + H2O =>
Mg(OH)2 + 2 C6H8O6 = Mg(C6H7O6)2 + 2 H2O
MgCl2 + H2O = HCl + MgO =>
MgCl2 + H2O = 2 HCl + MgO
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
CdCl2 + KCN = KCl + Cd(CN)2 =>
CdCl2 + 2 KCN = 2 KCl + Cd(CN)2
N2(g) + H2(g) = NH3(g) = C(s) + H2(g) = CH4(g) = H2(g) + C(s) + N2(g) = HCN(g) + H2(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Fe2S3(s) + HCl(g) = FeCl3(s) + H2S =>
Fe2S3(s) + 6 HCl(g) = 2 FeCl3(s) + 3 H2S
CuSO4 + KSCN = CuSCN + KSO4 =>
CuSO4 + KSCN = CuSCN + KSO4
Ca(OH)2 + H3PO4 = Ca(H2PO4)2 + H2O =>
Ca(OH)2 + 2 H3PO4 = Ca(H2PO4)2 + 2 H2O
Na2Co3(aq) + SrCl2(aq) = SrCo3(s) + NaCl(aq) =>
Na2Co3(aq) + SrCl2(aq) = SrCo3(s) + 2 NaCl(aq)
Sb2S3 + O2 = Sb2O + SO2 =>
2 Sb2S3 + 7 O2 = 2 Sb2O + 6 SO2
AgCl + KSCN = AgSCN + KCl =>
AgCl + KSCN = AgSCN + KCl
NaOH + HC1 = NaC1 + H2O =>
NaOH + HC1 = NaC1 + H2O
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