| Équations équilibrées la veille |
K2CrO4 + ZnSO4 = ZnCrO4 + K2SO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Br2CO3 = Br2O + CO2 =>
Br2CO3 = Br2O + CO2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Cr2S3 + Mn(NO3)3 + Na2CO3 = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
Cr2S3 + 5 Mn(NO3)3 + 10 Na2CO3 = 15 NO + 10 CO2 + 2 Na2CrO4 + 5 Na2MnO4 + 3 Na2SO4
Co + PbCl2 = CoCl3 + Pb =>
2 Co + 3 PbCl2 = 2 CoCl3 + 3 Pb
C6H12O6 + CH4N2O + HCl = C16H22ClN3O + CO2 + H2O =>
37 C6H12O6 + 18 CH4N2O + 12 HCl = 12 C16H22ClN3O + 48 CO2 + 132 H2O
Mn{2} + S2O8{2-} + OH{-} = MnO4{-} + SO4{2-} + H2O =>
2 Mn{2} + 5 S2O8{2-} + 16 OH{-} = 2 MnO4{-} + 10 SO4{2-} + 8 H2O
Al(OH)3 + HCH3O2 = Al(CH3O2)3 + H2O =>
Al(OH)3 + 3 HCH3O2 = Al(CH3O2)3 + 3 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
KMnO4 + H2SO4 + KBr = K2SO4 + Br2 + MnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KBr = 6 K2SO4 + 5 Br2 + 2 MnSO4 + 8 H2O
(NH4)2SO4 + FeCl3 = NH4Cl + Fe2(SO4)3 =>
3(NH4)2SO4 + 2 FeCl3 = 6 NH4Cl + Fe2(SO4)3
MgO + K = MgOK =>
MgO + K = MgOK
CuSO4 + FeCl3 = CuCl + Fe(SO4)3 =>
3 CuSO4 + FeCl3 = 3 CuCl + Fe(SO4)3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C4H11N + HCl = C4H12NCl =>
C4H11N + HCl = C4H12NCl
AlOH3 + NaOH = NaAlO2 + H2 =>
AlOH3 + NaOH = NaAlO2 + 2 H2
Sr + HCl = SrCl2 + H2 =>
Sr + 2 HCl = SrCl2 + H2
Fe + Cu(II)SO4 = FeSO4 + Cu(II) =>
Fe + Cu(II)SO4 = FeSO4 + Cu(II)
Nb6Cl14*7H2O + AgNO3 = AgCl + NbCl2 + Nb(NO3)3 + H2O =>
Nb6Cl14*7H2O + 6 AgNO3 = 6 AgCl + 4 NbCl2 + 2 Nb(NO3)3 + 7 H2O
SrO + H2SO4 = SrSO4 + H2 + O =>
SrO + H2SO4 = SrSO4 + H2 + O
NaOH + HCl = NaCl + H2O(ac) =>
NaOH + HCl = NaCl + H2O(ac)
NaOH + H{2}SO{4} = Na{2}SO{4} + HOH =>
NaOH + H{2}SO{4} = Na{2}SO{4} + HOH
Mn2O7 + HCl = MnCl2 + Cl2 + H2O =>
Mn2O7 + 14 HCl = 2 MnCl2 + 5 Cl2 + 7 H2O
C + S = CS2 =>
C + 2 S = CS2
KCl + H2O + SiO2 = HCl + K2SiO3 =>
2 KCl + H2O + SiO2 = 2 HCl + K2SiO3
P4 + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4 + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
C3H7OH + Ca = (C3H7O)2Ca + H2 =>
2 C3H7OH + Ca = (C3H7O)2Ca + H2
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Cr2(OH)3 + HNO3 = Cr2(NO3)3 + H2O =>
Cr2(OH)3 + 3 HNO3 = Cr2(NO3)3 + 3 H2O
BaCl2 + Co(NO3)2 = Ba(NO3)2 + CoCl2 =>
BaCl2 + Co(NO3)2 = Ba(NO3)2 + CoCl2
Fe(SCN)3 + NaOH = Na(SCN)3 + Fe(OH) =>
Fe(SCN)3 + NaOH = Na(SCN)3 + Fe(OH)
Tb(NO3)3 = Tb4O7 + NO2 + O2 =>
8 Tb(NO3)3 = 2 Tb4O7 + 24 NO2 + 5 O2
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
KNO2(aq) + H2SO4(aq) = HNO2(aq) + K2SO4(aq) =>
2 KNO2(aq) + H2SO4(aq) = 2 HNO2(aq) + K2SO4(aq)
K2SiO3 + H3PO4 = K3PO4 + H2SiO3 =>
3 K2SiO3 + 2 H3PO4 = 2 K3PO4 + 3 H2SiO3
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
[Cu(H2O)4]Cl2 + NH3 = [Cu(NH3)4]Cl2 + H2O =>
[Cu(H2O)4]Cl2 + 4 NH3 = [Cu(NH3)4]Cl2 + 4 H2O
CH3CH2OHCH3COOH = CH3COOCH2CH3H2O =>
CH3CH2OHCH3COOH = CH3COOCH2CH3H2O
Al + Br1 = AlBr3 =>
Al + 3 Br1 = AlBr3
MnSO4*4H2O + Na2SiO3 = MnSiO3 + Na2SO4 + H2O =>
MnSO4*4H2O + Na2SiO3 = MnSiO3 + Na2SO4 + 4 H2O
HCl + K2Cr2O7 + C6N6FeK4 = KCl + FeCl3 + CrCl3 + CO2 + NO + H2O =>
386 HCl + 43 K2Cr2O7 + 6 C6N6FeK4 = 110 KCl + 6 FeCl3 + 86 CrCl3 + 36 CO2 + 36 NO + 193 H2O
Al + HCHO2 = Al(CHO2)3 + H2 =>
2 Al + 6 HCHO2 = 2 Al(CHO2)3 + 3 H2
Ba(OH)2 + H3O{+} = Ba{2+} + H2O =>
Ba(OH)2 + 2 H3O{+} = Ba{2+} + 4 H2O
Al + Br1 = AlBr3 =>
Al + 3 Br1 = AlBr3
C5H5MgBr + FeCl3 = C10H10Fe + C10H8 + MgBr2 + MgCl2 + HCl =>
10 C5H5MgBr + 4 FeCl3 = 4 C10H10Fe + C10H8 + 5 MgBr2 + 5 MgCl2 + 2 HCl
[Cu(H2O)4]Cl2 + NH3 = [Cu(NH3)4]Cl2 + H2O =>
[Cu(H2O)4]Cl2 + 4 NH3 = [Cu(NH3)4]Cl2 + 4 H2O
CrCl3 + NaClO + NaOH = NaCl + Na2CrO4 + H2O =>
2 CrCl3 + 3 NaClO + 10 NaOH = 9 NaCl + 2 Na2CrO4 + 5 H2O
Ba + Ag + Gd + Se = BaAgGdSe3 =>
Ba + Ag + Gd + 3 Se = BaAgGdSe3
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