| Équations équilibrées la veille |
Zn + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2
NHO3 + LiOH = H2O + LiNO3 =>
NHO3 + LiOH = H2O + LiNO3
Na2Co3(aq) + HCl(aq) = NaCl(aq) + H20(l) + Co2(g) =>
10 Na2Co3(aq) + 20 HCl(aq) = 20 NaCl(aq) + H20(l) + 15 Co2(g)
As2S3 + HNO3 = H2AsO4 + S + NO2 + H2O =>
As2S3 + 12 HNO3 = 2 H2AsO4 + 3 S + 12 NO2 + 4 H2O
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Mn + HCl = MnCl2 + H2 =>
Mn + 2 HCl = MnCl2 + H2
Ca + HOH = H2 + CaO2 =>
Ca + 2 HOH = 2 H2 + CaO2
C + HNO3 = NO2 + H2O + C2O =>
2 C + 2 HNO3 = 2 NO2 + H2O + C2O
[Co(H2O)5(OH)]Cl + NH4OH = [Co(NH3)(OH)2] + NH4Cl + H2O =>
[Co(H2O)5(OH)]Cl + 2 NH4OH = [Co(NH3)(OH)2] + NH4Cl + 6 H2O
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cu + AgNo3 = Cu(No30)2 + Ag =>
Cu + 20 AgNo3 = Cu(No30)2 + 20 Ag
HCl + K2Cr2O7 + H2SO3 = H2SO4 + CrCl3 + H2O + KCl =>
8 HCl + K2Cr2O7 + 3 H2SO3 = 3 H2SO4 + 2 CrCl3 + 4 H2O + 2 KCl
Cr2O3 + C + Cl2 = CO + CrCl3 =>
Cr2O3 + 3 C + 3 Cl2 = 3 CO + 2 CrCl3
Ba + (IO3) = Ba(IO3) =>
Ba + (IO3) = Ba(IO3)
C6H12O + O2 = CO2 + H2O =>
2 C6H12O + 17 O2 = 12 CO2 + 12 H2O
Na + D2O = Na2O + D2 =>
2 Na + D2O = Na2O + D2
Ba(NO3)2 + Cu2(SO4) = Ba2(SO4)2 + Cu(NO3) =>
2 Ba(NO3)2 + 2 Cu2(SO4) = Ba2(SO4)2 + 4 Cu(NO3)
CaO(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
CaO(s) + 2 HCl(aq) = CaCl2(aq) + H2O(l)
C0(g) + H2O(g) = CO(g) + H2(g) =>
C0(g) + H2O(g) = CO(g) + H2(g)
MnCl2 + KBrO3 + KOH = KBr + H2O + KCl + K2MnO4 =>
3 MnCl2 + 2 KBrO3 + 12 KOH = 2 KBr + 6 H2O + 6 KCl + 3 K2MnO4
AI2O3 + C + CI = CO + AICI3 =>
AI2O3 + 2 C + 2 CI = 3 CO + AICI3
XAgNO3 + XK2CrO4 = XAg2CrO4 + XKNO3 =>
2 XAgNO3 + XK2CrO4 = XAg2CrO4 + 2 XKNO3
HCIO3 = HCIO4 + CIO2 + H2O =>
3 HCIO3 = HCIO4 + 2 CIO2 + H2O
C13N2O4H18 + KMnO4 + H2SO4 = C10N2O12H4 + CO2 + K2SO4 + MnSO4 + H2O =>
5 C13N2O4H18 + 42 KMnO4 + 63 H2SO4 = 5 C10N2O12H4 + 15 CO2 + 21 K2SO4 + 42 MnSO4 + 98 H2O
Sr(s) + HCl(aq) = H(g) + SrCl2(s) =>
Sr(s) + 2 HCl(aq) = 2 H(g) + SrCl2(s)
FeCl3 + K4(Fe(CN)6) = KFe(Fe(CN)6) + KCl =>
FeCl3 + K4(Fe(CN)6) = KFe(Fe(CN)6) + 3 KCl
C4H5Cl + O2 = CO2 + H2O + Cl =>
4 C4H5Cl + 21 O2 = 16 CO2 + 10 H2O + 4 Cl
Pb + Zn(SO4) = Zn + Pb(SO4) =>
Pb + Zn(SO4) = Zn + Pb(SO4)
KClO3 + Fe2 = KCl + FeO2 =>
4 KClO3 + 3 Fe2 = 4 KCl + 6 FeO2
CH4N2O + (NH4)(NO3) = CO2 + N2 + H2O =>
CH4N2O + 3(NH4)(NO3) = CO2 + 4 N2 + 8 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Bi + Ba(OH)2 = Ba + Bi(OH)2 =>
Bi + Ba(OH)2 = Ba + Bi(OH)2
Li2CO3 + C2 + N2 = LiCN + CO =>
Li2CO3 + 2 C2 + N2 = 2 LiCN + 3 CO
CH2O + Cu(OH)2 = HCOOH + CuOH + H2O =>
CH2O + 2 Cu(OH)2 = HCOOH + 2 CuOH + H2O
Ca(Cl)2 + H2O = HCl + Ca(OH)2 =>
Ca(Cl)2 + 2 H2O = 2 HCl + Ca(OH)2
NH3(aq) + HNO3(aq) = NH4NO3 =>
NH3(aq) + HNO3(aq) = NH4NO3
C6H5CHO + C4H4NH + O2 = C44H30N4 + H2O =>
8 C6H5CHO + 8 C4H4NH + 3 O2 = 2 C44H30N4 + 14 H2O
Na(HCO3) + H3PO4 = Na3(PO4) + CO2 + H2O =>
3 Na(HCO3) + H3PO4 = Na3(PO4) + 3 CO2 + 3 H2O
H2O + CO = HCO3 + H =>
2 H2O + CO = HCO3 + 3 H
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
C6H12 + Br = C6H12Br =>
C6H12 + Br = C6H12Br
Na2SO3 + CuSO4 + H2O = Na2SO4 + Cu(OH)2 + H2SO3 =>
Na2SO3 + CuSO4 + 2 H2O = Na2SO4 + Cu(OH)2 + H2SO3
C6H12N4 + Ba(ClO4)2 = CO2 + H2O + N2 + BaCl2 =>
4 C6H12N4 + 9 Ba(ClO4)2 = 24 CO2 + 24 H2O + 8 N2 + 9 BaCl2
Ag2S + HCl = H2S + AgCl =>
Ag2S + 2 HCl = H2S + 2 AgCl
C2 + SO2 = CS2 + CO2 =>
3 C2 + 4 SO2 = 2 CS2 + 4 CO2
K(s) + AgNO3(aq) = KNO3 + Ag =>
K(s) + AgNO3(aq) = KNO3 + Ag
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Équations équilibrées sur01/27/25
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