| Équations équilibrées la veille |
HClO3 + 3 Zn = HCl + 3 ZnO
H2O + H2SO3 = H2 + H2SO4 =>
H2O + H2SO3 = H2 + H2SO4
CH3MgBr + CH3COCH3 = CH3CCH3CH3OMgBr =>
CH3MgBr + CH3COCH3 = CH3CCH3CH3OMgBr
C6H5KO + CO2 = C7H5KO3 =>
C6H5KO + CO2 = C7H5KO3
C2H6O(l) + H2SO4(aq) + K2Cr2O7(aq) = C2H4O(l) + Cr2(SO4)3(aq) + K2SO4(aq) + H2O(l) =>
3 C2H6O(l) + 4 H2SO4(aq) + K2Cr2O7(aq) = 3 C2H4O(l) + Cr2(SO4)3(aq) + K2SO4(aq) + 7 H2O(l)
Na2O + N2O5 = NaO2 + NO =>
Na2O + N2O5 = 2 NaO2 + 2 NO
SiCl3 + AgNO3 = Si(NO3)3 + AgCl =>
SiCl3 + 3 AgNO3 = Si(NO3)3 + 3 AgCl
Mg + O2 = Mg17O =>
34 Mg + O2 = 2 Mg17O
Zn(OH)2 + (H2SO4) = Zn2S + H2 + O =>
2 Zn(OH)2 + (H2SO4) = Zn2S + 3 H2 + 8 O
C8H160 + C2H4O2 = C10H20O2 + H2O =>
C8H160 + 46 C2H4O2 = 10 C10H20O2 + 72 H2O
CH3COOC2H5 + KOH = CH3COOK + C2H5OH =>
CH3COOC2H5 + KOH = CH3COOK + C2H5OH
H2O2 + NCO = HO2 + HNCO =>
H2O2 + NCO = HO2 + HNCO
Al(OH)3 + H2SeO = Al2(SeO)3 + H2O =>
2 Al(OH)3 + 3 H2SeO = Al2(SeO)3 + 6 H2O
MgSO4 + LiOH = Mg(OH)2 + Li2SO4 =>
MgSO4 + 2 LiOH = Mg(OH)2 + Li2SO4
Al(NO3)3 + Cu(NO3)2 + CH4N2O = CuAl2O4 + CO2 + N2 + H2O =>
6 Al(NO3)3 + 3 Cu(NO3)2 + 20 CH4N2O = 3 CuAl2O4 + 20 CO2 + 32 N2 + 40 H2O
Fe2O3 + Sn = SnO2 + Fe =>
2 Fe2O3 + 3 Sn = 3 SnO2 + 4 Fe
C3H6O2 + H3O = C2H4O2 + CH4O =>
4 C3H6O2 + 4 H3O = 3 C2H4O2 + 6 CH4O
NaI + KMnO4 + KOH = K2MnO4 + I2 + NaOH =>
2 NaI + 2 KMnO4 + 2 KOH = 2 K2MnO4 + I2 + 2 NaOH
Zn + Co2(SO4)3 = Zn2(SO4)3 + Co =>
2 Zn + Co2(SO4)3 = Zn2(SO4)3 + 2 Co
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
(Ca)2 + (Cl)2 = (CaCl)2 =>
(Ca)2 + (Cl)2 = (CaCl)2
Fe(CO3) + HNO3 = Fe(NO3)2 + H2O + CO2 =>
Fe(CO3) + 2 HNO3 = Fe(NO3)2 + H2O + CO2
C6H10(l) + O2(g) = H2O(l) + CO2(g) =>
2 C6H10(l) + 17 O2(g) = 10 H2O(l) + 12 CO2(g)
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3(PO4) =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3(PO4)
Na2CrO04 + Al2(O2)3 = Na2O2 + Al2(CrO4)3 =>
3 Na2CrO04 + Al2(O2)3 = 3 Na2O2 + Al2(CrO4)3
ZnSO4 + Mg(OH)2 = ZnO + MgSO4 + H2O =>
ZnSO4 + Mg(OH)2 = ZnO + MgSO4 + H2O
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
NaClO4 + H2O = Na2O + HClO4 =>
2 NaClO4 + H2O = Na2O + 2 HClO4
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
C2H5NH2 + HNO3 = C2H5OH + N2 + H2O =>
5 C2H5NH2 + 3 HNO3 = 5 C2H5OH + 4 N2 + 4 H2O
KMnO4 + C4H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
18 KMnO4 + 4 C4H5(OH)3 = 9 K2CO3 + 9 Mn2O3 + 7 CO2 + 16 H2O
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
NaOH + Ca(HsO3)2 = Ca(OH)2 + NaHsO3 =>
2 NaOH + Ca(HsO3)2 = Ca(OH)2 + 2 NaHsO3
NaF + HCl = NaCl + FH =>
NaF + HCl = NaCl + FH
Sr + FePO4 = Sr3(PO4)2 + Fe =>
3 Sr + 2 FePO4 = Sr3(PO4)2 + 2 Fe
KOH + Cu2SO3 = KSO3 + Cu2OH =>
KOH + Cu2SO3 = KSO3 + Cu2OH
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NaBiO3 + Mn(NO3)2 + HNO3 = HMnO4 + BiONO3 + NaNO3 + H2O =>
5 NaBiO3 + 2 Mn(NO3)2 + 6 HNO3 = 2 HMnO4 + 5 BiONO3 + 5 NaNO3 + 2 H2O
Sn + K2Cr2O7 + HCl = SnCl2 + KCl + Sn3Cr2 + H2O =>
9 Sn + K2Cr2O7 + 14 HCl = 6 SnCl2 + 2 KCl + Sn3Cr2 + 7 H2O
H2SO4(aq) + CaCO3(aq) = CaSO4(aq) + H2CO3(aq) =>
H2SO4(aq) + CaCO3(aq) = CaSO4(aq) + H2CO3(aq)
B2H6 + CuO = B2O3 + Cu + H2O =>
B2H6 + 6 CuO = B2O3 + 6 Cu + 3 H2O
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Na2O + CaI2 = NaI + CaO =>
Na2O + CaI2 = 2 NaI + CaO
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
Sn + HCl = SnCl2 + H2 = =>
Sn + 2 HCl = SnCl2 + H2
C12H23O11 + O2 = CO2 + H2O =>
4 C12H23O11 + 49 O2 = 48 CO2 + 46 H2O
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