| Équations équilibrées la veille | Équations équilibrées le lendemain |
SrO + H2S = SrS + H2O
(CH3)2NH + HCl(aq) = (CH3)2NH2 + Cl(aq) =>
(CH3)2NH + HCl(aq) = (CH3)2NH2 + Cl(aq)
NO2 + NH3 = N2 + HO2 =>
3 NO2 + NH3 = 2 N2 + 3 HO2
HNO2 + Cr2O7{2-} + H2O = NO3{-} + Cr{3+} + OH{-} =>
3 HNO2 + Cr2O7{2-} + H2O = 3 NO3{-} + 2 Cr{3+} + 5 OH{-}
CrCl3 + H2S(g) = Cr2S3(s) + HCl(aq) =>
2 CrCl3 + 3 H2S(g) = Cr2S3(s) + 6 HCl(aq)
PbO2(s) + HCOOH(aq) = [Pb(OOCH)2](aq) + H2O(l) + CO2(g) =>
PbO2(s) + 3 HCOOH(aq) = [Pb(OOCH)2](aq) + 2 H2O(l) + CO2(g)
Co2O3 + H2SO4 = Co2(SO4)3 + H2O =>
Co2O3 + 3 H2SO4 = Co2(SO4)3 + 3 H2O
Cu3 + Co = CuCo3 =>
Cu3 + 9 Co = 3 CuCo3
Cr2O3 = Cr + CrO2 =>
2 Cr2O3 = Cr + 3 CrO2
N2H4 + O = NH2O =>
N2H4 + 2 O = 2 NH2O
C4H10 + O2 = CO2 + HOH =>
2 C4H10 + 13 O2 = 8 CO2 + 10 HOH
Al(OH)3 + KCl = AlCl3 + K(OH) =>
Al(OH)3 + 3 KCl = AlCl3 + 3 K(OH)
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
(NH4)3(PO4) + Zn(NO3)2 = NH4(NO3) + Zn3(PO4)2 =>
2(NH4)3(PO4) + 3 Zn(NO3)2 = 6 NH4(NO3) + Zn3(PO4)2
CUOH + HC2H3O2 = HOH + CUC2H3O2 =>
CUOH + HC2H3O2 = HOH + CUC2H3O2
FeCl3 + NH4(OH) = Fe(OH)3 + (NH4)Cl =>
FeCl3 + 3 NH4(OH) = Fe(OH)3 + 3(NH4)Cl
CH3NO2 + O3 = CO2 + H2O + N2 =>
2 CH3NO2 + O3 = 2 CO2 + 3 H2O + N2
AsH3 + KMnO4 + KOH = K3AsO4 + MnO2 + H2O =>
3 AsH3 + 8 KMnO4 + KOH = 3 K3AsO4 + 8 MnO2 + 5 H2O
PCl3 + NaOH = P(OH)3 + NaCl =>
PCl3 + 3 NaOH = P(OH)3 + 3 NaCl
MnO4{-}(aq) + Fe{2+}(aq) + H{+} = Mn{2+}(aq) + H2O(l) + Fe{3+} =>
MnO4{-}(aq) + 5 Fe{2+}(aq) + 8 H{+} = Mn{2+}(aq) + 4 H2O(l) + 5 Fe{3+}
AlCl3 + Ag(No3)3 = Al(No3)3 + AgCl3 =>
AlCl3 + Ag(No3)3 = Al(No3)3 + AgCl3
Br + NaCl = NaBr + Cl =>
Br + NaCl = NaBr + Cl
UO2 + HNO3 = UO2(NO3)2 + HNO2 + H2O =>
UO2 + 3 HNO3 = UO2(NO3)2 + HNO2 + H2O
Pb + NH4OH = Pb(OH) + NH4 =>
Pb + NH4OH = Pb(OH) + NH4
(CaCO3)3Mg(OH)2 + HCl = MgCl2 + H2O + CaCl2 + CO2 =>
(CaCO3)3Mg(OH)2 + 8 HCl = MgCl2 + 5 H2O + 3 CaCl2 + 3 CO2
Ba(OH)2 + Na2SiO3 = BaSiO3 + NaOH =>
Ba(OH)2 + Na2SiO3 = BaSiO3 + 2 NaOH
Cl + HClO4 = Cl(ClO4)5 + H2 =>
2 Cl + 10 HClO4 = 2 Cl(ClO4)5 + 5 H2
KMnO4 + H2SSO4 + K2SO3 = MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 3 H2SSO4 + K2SO3 = 4 MnSO4 + 3 K2SO4 + 3 H2O
Al + KMnO4 + H2O = Al2O3 + KOH + MnO2 =>
2 Al + 2 KMnO4 + H2O = Al2O3 + 2 KOH + 2 MnO2
K2SO3 + Cr(NO3)3 + H2O = Cr(OH)3 + SO2 + KNO3 =>
3 K2SO3 + 2 Cr(NO3)3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 6 KNO3
C4H8 + H2O2 = C2H4O2 + H2O =>
C4H8 + 4 H2O2 = 2 C2H4O2 + 4 H2O
Zn3N2 + HNO3 = NH3 + Zn(NO3)2 =>
Zn3N2 + 6 HNO3 = 2 NH3 + 3 Zn(NO3)2
CaO + Cl2 = CaCl + O =>
2 CaO + Cl2 = 2 CaCl + 2 O
CH3CH2COOMgBr + H2O = CH3CH2COOH + HBr + Mg(OH)2 =>
CH3CH2COOMgBr + 2 H2O = CH3CH2COOH + HBr + Mg(OH)2
Al2(S2O3)3 + H2O = Al(OH)3 + S + SO2 =>
Al2(S2O3)3 + 3 H2O = 2 Al(OH)3 + 3 S + 3 SO2
Cu(NO3)2 + Cu(SO4) = Cu(SO4)2 + Cu(NO3) =>
Cu(NO3)2 + 2 Cu(SO4) = Cu(SO4)2 + 2 Cu(NO3)
NH4Cl + Cl2 = N2(g) + HCl(g) =>
2 NH4Cl + 3 Cl2 = N2(g) + 8 HCl(g)
C2H6O + CrO7{-2} + H{+} = C2H4O2 + Cr{+3} + H2O =>
9 C2H6O + 4 CrO7{-2} + 20 H{+} = 9 C2H4O2 + 4 Cr{+3} + 19 H2O
C + Cl = C2Cl2 =>
2 C + 2 Cl = C2Cl2
A20 = A12 =>
3 A20 = 5 A12
SI + Ca = SICa2 =>
SI + 2 Ca = SICa2
Fr2O + H2O = Fr2(OH)2 =>
Fr2O + H2O = Fr2(OH)2
VCl5 + Na3PO4 = V3(PO4)5 + NaCl =>
3 VCl5 + 5 Na3PO4 = V3(PO4)5 + 15 NaCl
NaCl + Fe = NaFe + Cl =>
NaCl + Fe = NaFe + Cl
H2O + BaCrO4 + KCl + NaOH = NaCl + K2Cr2O7 + Ba(OH)2 =>
H2O + 2 BaCrO4 + 2 KCl + 2 NaOH = 2 NaCl + K2Cr2O7 + 2 Ba(OH)2
Ca(oh)2 + FeCl3 = CaCl2 + Fe(oh)3 =>
9 Ca(oh)2 + 12 FeCl3 = 18 CaCl2 + 4 Fe(oh)3
CrO4{2-} + S{2-} + H2O = S + CrO2{2-} + OH{-} =>
CrO4{2-} + 2 S{2-} + 2 H2O = 2 S + CrO2{2-} + 4 OH{-}
N(g) + O2(g) + H2O = HNO3(aq) =>
4 N(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
Cu + AgCl = Ag + CuCl2 =>
Cu + 2 AgCl = 2 Ag + CuCl2
CH3NO2 + O2 = CO2 + NO2 + H2O =>
4 CH3NO2 + 7 O2 = 4 CO2 + 4 NO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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