| Équations équilibrées la veille |
2 HClO4 + CaCO3 = CO2 + CaCl2 + 4 O2 + H2O
KCl + CuSO4 = KSO4CuCl =>
KCl + CuSO4 = KSO4CuCl
Cr(s) + Fe3(NO)3(aq) = Fe3(s) + Cr1(NO)1(aq) =>
3 Cr(s) + Fe3(NO)3(aq) = Fe3(s) + 3 Cr1(NO)1(aq)
NaBH4 + H2SO4 + NaOH = B(OH)3 + H2 + Na2SO4 =>
NaBH4 + 2 H2SO4 + 3 NaOH = B(OH)3 + 4 H2 + 2 Na2SO4
NH3OH + KMnO4 = NH3MnO4 + KOH =>
NH3OH + KMnO4 = NH3MnO4 + KOH
KI + CaCl2 = CaK2 + ClI =>
2 KI + CaCl2 = CaK2 + 2 ClI
Fe + Mg3N2 = Mg + FeN =>
2 Fe + Mg3N2 = 3 Mg + 2 FeN
H{+} + MnO4{-} + I{-} = I2 + MnO2 + H2O =>
8 H{+} + 2 MnO4{-} + 6 I{-} = 3 I2 + 2 MnO2 + 4 H2O
Na2SO4(aq) + Ca(NO3)2(aq) = CaSO4 + NaNO3(aq) =>
Na2SO4(aq) + Ca(NO3)2(aq) = CaSO4 + 2 NaNO3(aq)
C2H6 = C4H12 =>
2 C2H6 = C4H12
HAuCl4 + NaBH4 + H2O = Au + B(OH)3 + HCl + NaCl =>
8 HAuCl4 + 3 NaBH4 + 9 H2O = 8 Au + 3 B(OH)3 + 29 HCl + 3 NaCl
Al2O3 = Al + O29 =>
29 Al2O3 = 58 Al + 3 O29
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
CH3OH + KMnO4 = H2CO2 + KOH + MnO2 + H2O =>
3 CH3OH + 4 KMnO4 = 3 H2CO2 + 4 KOH + 4 MnO2 + H2O
C4H2O4 + Zn + HCl = C4H6O4 + ZnCl2 =>
C4H2O4 + 2 Zn + 4 HCl = C4H6O4 + 2 ZnCl2
Cr + SnCl4 = CrCl3 + SnCl2 =>
2 Cr + 3 SnCl4 = 2 CrCl3 + 3 SnCl2
KMnO4 + H2SO4 + CH3CHO = HCHO + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 CH3CHO = 10 HCHO + K2SO4 + 2 MnSO4 + 3 H2O
KClO3 + Mg + NaOH = Na2MgO2 + KCl + H2O =>
KClO3 + 3 Mg + 6 NaOH = 3 Na2MgO2 + KCl + 3 H2O
ZnSO4 + LiNO3 = Zn(NO3)2 + Li2SO4 =>
ZnSO4 + 2 LiNO3 = Zn(NO3)2 + Li2SO4
Ba(OH)2 + Br2 = Ba(BrO)2 + BaBr2 + H2O =>
2 Ba(OH)2 + 2 Br2 = Ba(BrO)2 + BaBr2 + 2 H2O
KHS + H2SO4 = KHSO4 + H2S =>
KHS + H2SO4 = KHSO4 + H2S
CaO + Al2O3 = CaOAl2O3 =>
CaO + Al2O3 = CaOAl2O3
Li(s) + HOH(l) = H2 + LiOH =>
2 Li(s) + 2 HOH(l) = H2 + 2 LiOH
La2S3 + LaCl3 + Li2(CN2) = La2S(CN2)2 + LiCl =>
La2S3 + 4 LaCl3 + 6 Li2(CN2) = 3 La2S(CN2)2 + 12 LiCl
NH3(aq) + I2(s) = NI3(s) + H2(g) =>
2 NH3(aq) + 3 I2(s) = 2 NI3(s) + 3 H2(g)
MnO4{-} + Pb + H{+} + SO4{2-}{-} = Mn{2+} + H2O + PbSO4 =>
2 MnO4{-} + 5 Pb + 16 H{+} + 5 SO4{2-}{-} = 2 Mn{2+} + 8 H2O + 5 PbSO4
La(NO3)3(aq) + Na(OH)(aq) = La(OH)3(aq) + Na(NO3)(aq) =>
La(NO3)3(aq) + 3 Na(OH)(aq) = La(OH)3(aq) + 3 Na(NO3)(aq)
Be + H2SO4 = H2 + Be2SO4 =>
2 Be + H2SO4 = H2 + Be2SO4
Cr2Sc2N3F2 = Cr2N + ScN + ScF3 + N2 =>
3 Cr2Sc2N3F2 = 3 Cr2N + 4 ScN + 2 ScF3 + N2
Pb(C2H3O2)4 + HCl = PbCl4 + H(C2H3O2) =>
Pb(C2H3O2)4 + 4 HCl = PbCl4 + 4 H(C2H3O2)
K3[Fe(CN)6] + (NH4)2S = (NH4)3[Fe(CN)6] + K2S =>
2 K3[Fe(CN)6] + 3(NH4)2S = 2(NH4)3[Fe(CN)6] + 3 K2S
HNO2 + H2O = NO2{-} + H3O{+} =>
HNO2 + H2O = NO2{-} + H3O{+}
Na2SO4 + CaOH2 = CaSO4 + H2O + Na2 =>
Na2SO4 + CaOH2 = CaSO4 + H2O + Na2
MgCl + OH = Mg(OH)2 + Cl =>
MgCl + 2 OH = Mg(OH)2 + Cl
Cu(NO3)2 + H2CO3 + H2O = (CuOH)2CO3 + HNO3 =>
2 Cu(NO3)2 + H2CO3 + 2 H2O = (CuOH)2CO3 + 4 HNO3
(NH4)2CO3 = (NH4)H2NCO2 + H2O =>
(NH4)2CO3 = (NH4)H2NCO2 + H2O
NaC2H3O2 + CoSO4 = NaC2SO4 + Co + H + O2 =>
NaC2H3O2 + CoSO4 = NaC2SO4 + Co + 3 H + O2
MgCO3 + H3PO4 = MgO4 + P + CO2 + H2O =>
5 MgCO3 + 6 H3PO4 = 5 MgO4 + 6 P + 5 CO2 + 9 H2O
NaNH2 + N2O = NaN3 + NaOH + NH322 =>
1611 NaNH2 + 646 N2O = 965 NaN3 + 646 NaOH + 8 NH322
NaOH + I2(SO4)3 = I(OH)3 + Na2SO4 =>
6 NaOH + I2(SO4)3 = 2 I(OH)3 + 3 Na2SO4
Fe + H2O = Fe2O3 + H2(g) =>
2 Fe + 3 H2O = Fe2O3 + 3 H2(g)
H2S2O4 + V2(SO4)3 = VO2 + H2S + SO3 =>
H2S2O4 + V2(SO4)3 = 2 VO2 + H2S + 4 SO3
COH2O = CO2 + H2 =>
COH2O = CO2 + H2
H2 + Fe3O4 = H2Fe + O2 =>
3 H2 + Fe3O4 = 3 H2Fe + 2 O2
C6H5CH3(CH3) + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COH + H2O =>
14 C6H5CH3(CH3) + 15 K2Cr2O7 + 60 H2SO4 = 15 Cr2(SO4)3 + 15 K2SO4 + 16 C6H5COH + 89 H2O
H2SO4 + K2O = K3SO4 + H2O + O2 =>
4 H2SO4 + 6 K2O = 4 K3SO4 + 4 H2O + O2
AgC2H3O2 + NaNO3 = AgNO3 + NaC2H3O2 =>
AgC2H3O2 + NaNO3 = AgNO3 + NaC2H3O2
Cu(C2H3O2)2 + AlCl3 = Al(C2H3O2)3 + CuCl2 =>
3 Cu(C2H3O2)2 + 2 AlCl3 = 2 Al(C2H3O2)3 + 3 CuCl2
NO3{-} + Zn + H2O = Zn{2+} + NH3 + OH{-} =>
NO3{-} + 4 Zn + 6 H2O = 4 Zn{2+} + NH3 + 9 OH{-}
ZnCO3 + H3O{+} = Zn{2+} + CO2 + H2O =>
ZnCO3 + 2 H3O{+} = Zn{2+} + CO2 + 3 H2O
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