| Équations équilibrées la veille |
2 CO2 = 2 CO + O2
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COO{-}(aq) + Na{+}(aq)H2CO3(aq) = H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COO{-}(aq) + Na{+}(aq)H2CO3(aq)
LiF = Li + F2 =>
2 LiF = 2 Li + F2
H + O2 + Mn = HO2Mn2 =>
H + O2 + 2 Mn = HO2Mn2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KNO3 + NH4Br = KBr + NH4 + NO3 =>
KNO3 + NH4Br = KBr + NH4 + NO3
K3[Fe(CN)6] + Na3[Co(NO2)6] = Na3[Fe(CN)6] + K3[Co(NO2)6] =>
K3[Fe(CN)6] + Na3[Co(NO2)6] = Na3[Fe(CN)6] + K3[Co(NO2)6]
CH3(CH2)16COONa + CaCl2 = CH3(CH2)16COO + Ca + NaCl =>
2 CH3(CH2)16COONa + CaCl2 = 2 CH3(CH2)16COO + Ca + 2 NaCl
AgNO3 + KF = KNO3 + AgF =>
AgNO3 + KF = KNO3 + AgF
Pd + Ag(NO3) = Ag + Pd(NO3) =>
Pd + Ag(NO3) = Ag + Pd(NO3)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO2 + LiOH = LiNO2 + H2O =>
HNO2 + LiOH = LiNO2 + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
KOH + H2O = K(OH)2 + H2 =>
2 KOH + 2 H2O = 2 K(OH)2 + H2
Cu{+} + Pb = Cu + Pb{2+} =>
2 Cu{+} + Pb = 2 Cu + Pb{2+}
MnO2(S) + C(S) = Mn(S) + CO2(S) =>
MnO2(S) + C(S) = Mn(S) + CO2(S)
LiHSO4 = Li + HSO4 =>
LiHSO4 = Li + HSO4
H2(g) + N2(g) = NH3(g) =>
3 H2(g) + N2(g) = 2 NH3(g)
CH3CH2CH2NH2 + CH3COOH = CH3CH2CH2NH3 + CH3COO =>
CH3CH2CH2NH2 + CH3COOH = CH3CH2CH2NH3 + CH3COO
RuO4 + C2H5OH = RuO2 + CO2 + H2O =>
3 RuO4 + C2H5OH = 3 RuO2 + 2 CO2 + 3 H2O
KClO3 + Na2CrO4 + HCl = H2O + KCl + NaCl + CrO4 =>
KClO3 + 3 Na2CrO4 + 6 HCl = 3 H2O + KCl + 6 NaCl + 3 CrO4
Ca3(PO4)2 + SiO2 + C = P + Ca3SiO4 + CO =>
Ca3(PO4)2 + SiO2 + 6 C = 2 P + Ca3SiO4 + 6 CO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HNO3 + MnSO4 + K2SO4 + H2O = HNO2 + KMnO4 + H2SO4 =>
5 HNO3 + 2 MnSO4 + K2SO4 + 3 H2O = 5 HNO2 + 2 KMnO4 + 3 H2SO4
Pt + HNO3 = PtNO3 + H2(g) =>
2 Pt + 2 HNO3 = 2 PtNO3 + H2(g)
C7H17O6 + O2 = H2O + CO2 =>
4 C7H17O6 + 33 O2 = 34 H2O + 28 CO2
C3H6O3 + KMnO4 = MnO2 + CO2 + KOH + H2O =>
C3H6O3 + 4 KMnO4 = 4 MnO2 + 3 CO2 + 4 KOH + H2O
Fe2O3 + H2SO4 = Fe2((SO4))3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2((SO4))3 + 3 H2O
NO3 + H2O + Cu = CuO2 + N(OH)2 =>
NO3 + H2O + Cu = CuO2 + N(OH)2
K2Cr2O7 + KI + HNO3 = KNO3 + Cr(NO3)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HNO3 = 8 KNO3 + 2 Cr(NO3)3 + 3 I2 + 7 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AgCl + (NH)3 = Ag(NH)3 + Cl =>
AgCl + (NH)3 = Ag(NH)3 + Cl
P2O3 + KOH = K2HPO3 + H2O =>
P2O3 + 4 KOH = 2 K2HPO3 + H2O
Al + Cu = CuAl =>
Al + Cu = CuAl
AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2 =>
2 AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2
Ba(OH)2 + NH4Cl = BaCl2 + NH5O =>
Ba(OH)2 + 2 NH4Cl = BaCl2 + 2 NH5O
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
C2H6O + Ca(OH)2 = H2O + CO2 + Ca =>
C2H6O + 6 Ca(OH)2 = 9 H2O + 2 CO2 + 6 Ca
T2O4 + C = T + CO2 =>
T2O4 + 2 C = 2 T + 2 CO2
Pb + IO3{-} + H{+} = Pb{2+} + I{-} + H2O =>
3 Pb + IO3{-} + 6 H{+} = 3 Pb{2+} + I{-} + 3 H2O
Pb + O2 = PbO2 =>
Pb + O2 = PbO2
Li2CO3(aq) + Sn(CN)4(aq) = LiCN(aq) + Sn(CO3)2(s) =>
2 Li2CO3(aq) + Sn(CN)4(aq) = 4 LiCN(aq) + Sn(CO3)2(s)
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Zn(OH)2 + NaOH = Zn(OH)3 + Na =>
Zn(OH)2 + NaOH = Zn(OH)3 + Na
HNO3LiOH = H2OLiNO3 =>
HNO3LiOH = H2OLiNO3
K2S + BaSO4 = BaS + K2SO4 =>
K2S + BaSO4 = BaS + K2SO4
Cr(s) + NiSO4(aq) = NiCr(aq) + Cr2SO4(s) =>
3 Cr(s) + NiSO4(aq) = NiCr(aq) + Cr2SO4(s)
AlF3 + Ca = AlCa3 + F =>
AlF3 + 3 Ca = AlCa3 + 3 F
Cu + HNO3 = Cu(NO3) + NH4NO3 + H2O =>
8 Cu + 10 HNO3 = 8 Cu(NO3) + NH4NO3 + 3 H2O
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