| Équations équilibrées la veille |
CaCO3(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + H2O(i) + CO2(g)
Ca2CO3 + HCl = CaCl + H2O + CO2 =>
Ca2CO3 + 2 HCl = 2 CaCl + H2O + CO2
H2Co3 + Mg(OH)2 = MgCo3 + H2O =>
H2Co3 + Mg(OH)2 = MgCo3 + 2 H2O
ZnSO4 + K2CO3 + H2O = K2SO4 + Zn(OH)2 + CO2 =>
ZnSO4 + K2CO3 + H2O = K2SO4 + Zn(OH)2 + CO2
MnC2O4*2H2O + O2 = Mn3O4 + H2O + CO2 =>
3 MnC2O4*2H2O + 2 O2 = Mn3O4 + 6 H2O + 6 CO2
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
PBO2 + HCI2 = PBCI2 + CI2 + H2O =>
PBO2 + 4 HCI2 = PBCI2 + 3 CI2 + 2 H2O
CaSO2H2O + O2 = (CaSO4)2H2O + H2O =>
2 CaSO2H2O + 2 O2 = (CaSO4)2H2O + H2O
CuCO3 + CaO2 = CaCO3 + CuO + O2 =>
2 CuCO3 + 2 CaO2 = 2 CaCO3 + 2 CuO + O2
NaOCl + H2C6H6O6 = NaC6H6O6 + H2OCl =>
NaOCl + H2C6H6O6 = NaC6H6O6 + H2OCl
CaI2 + AgF = CaF2 + AgI =>
CaI2 + 2 AgF = CaF2 + 2 AgI
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
PbI2 + Na3PO4 = Pb3(PO4)2 + NaI =>
3 PbI2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaI
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
Fe + Li2CO3 = FeCO3 + Li =>
Fe + Li2CO3 = FeCO3 + 2 Li
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
KClO4 + C = KCl + CO2 =>
KClO4 + 2 C = KCl + 2 CO2
Fe(s) + NiCl2(aq) = FeCl2(aq) + Ni(s) =>
Fe(s) + NiCl2(aq) = FeCl2(aq) + Ni(s)
PO4{3+} + SO4{2-} = (PO4)2(SO4)3 =>
2 PO4{3+} + 3 SO4{2-} = (PO4)2(SO4)3
Ni + Pt(SO4)2 = NiSO4 + Pt =>
2 Ni + Pt(SO4)2 = 2 NiSO4 + Pt
Ni(s) + HBr(aq) = H2(g) + NiBr2(aq) =>
Ni(s) + 2 HBr(aq) = H2(g) + NiBr2(aq)
C2H2 + CO2 + H2 = CHCOOH =>
C2H2 + 2 CO2 + H2 = 2 CHCOOH
C2H5OH + Fe = C2H5OFe + H2 =>
2 C2H5OH + 2 Fe = 2 C2H5OFe + H2
NaCl + C2H2O4 = NaOCl + CO + H2O =>
NaCl + C2H2O4 = NaOCl + 2 CO + H2O
CH3COOH + Ca = H + Ca(CH3COO)2 =>
2 CH3COOH + Ca = 2 H + Ca(CH3COO)2
C5H12 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 C5H12 + 24 KMnO4 + 36 H2SO4 = 25 CH3COOH + 12 K2SO4 + 24 MnSO4 + 46 H2O
CaCO3 + SiO2 = Ca4(SiO4)2 + CO2 =>
4 CaCO3 + 2 SiO2 = Ca4(SiO4)2 + 4 CO2
NaBr + Ba(NO3)2 = NaNO3 + Br2Ba =>
2 NaBr + Ba(NO3)2 = 2 NaNO3 + Br2Ba
C2H5NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NH2(g) + 15 O2(g) = 8 CO2(g) + 14 H2O(g) + 2 N2(g)
Cd + CrCl3 = CdCl2 + Cr =>
3 Cd + 2 CrCl3 = 3 CdCl2 + 2 Cr
Li + KOH = LiOH + K =>
Li + KOH = LiOH + K
Br2 + MnSO4 + K2SO4 + H2O = KBr + MnO2 + H2SO4 =>
Br2 + MnSO4 + K2SO4 + 2 H2O = 2 KBr + MnO2 + 2 H2SO4
NH4HS = H2S + NH3 =>
NH4HS = H2S + NH3
Fe{+3} + e = Fe{+2} =>
Fe{+3} + e = Fe{+2}
Ag + CI2 = AgCI2 =>
Ag + CI2 = AgCI2
H2SO4 + Cu2S = CuSO4 + SO2 + H2O =>
6 H2SO4 + Cu2S = 2 CuSO4 + 5 SO2 + 6 H2O
Na3N + O2 = NaO + N2O5 =>
4 Na3N + 11 O2 = 12 NaO + 2 N2O5
Fe2O3 + Ni8(OOH)8 = Ni6Fe2(OOH)8 + NiO + O2 =>
2 Fe2O3 + 2 Ni8(OOH)8 = 2 Ni6Fe2(OOH)8 + 4 NiO + O2
Zn + NH4OH = H2O + Zn(NH3)4 =>
Zn + 4 NH4OH = 4 H2O + Zn(NH3)4
NO2 + H2O = HN02 + OH =>
2 NO2 + 5 H2O = HN02 + 9 OH
H2S + S2O = S + H2O =>
H2S + S2O = 3 S + H2O
K2Cr2O7 + H2SO4 + H2C2O4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 H2C2O4 = K2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
HBrO3 + KBr = KBrO3 + H2 + Br2 =>
2 HBrO3 + 2 KBr = 2 KBrO3 + H2 + Br2
C18H22O2 + NaBH4 = C18H24O2 + NaBH2 =>
C18H22O2 + NaBH4 = C18H24O2 + NaBH2
Ni2Cl2 + O2 = Ni2O2 + ClO5 =>
Ni2Cl2 + 6 O2 = Ni2O2 + 2 ClO5
Ga(ClO3)3 = GaCl3 + O2 =>
2 Ga(ClO3)3 = 2 GaCl3 + 9 O2
Al2(CO3)3(s) + HCl(aq) = AlCl3(s) + CO2(g) + H2O(g) =>
Al2(CO3)3(s) + 6 HCl(aq) = 2 AlCl3(s) + 3 CO2(g) + 3 H2O(g)
K2S + MgSO4 = K2SO4 + MgS =>
K2S + MgSO4 = K2SO4 + MgS
CuOH + H2 = Cu + H2O =>
2 CuOH + H2 = 2 Cu + 2 H2O
Cu{+} + MnO2 + H{+} = H2O + Cu{2+} + Mn{2+} =>
2 Cu{+} + MnO2 + 4 H{+} = 2 H2O + 2 Cu{2+} + Mn{2+}
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