| Équations équilibrées la veille |
K2CO3(aq) + CrCl2(aq) = CrCO3(s) + 2 KCl(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cl2 + Cu = CuCl2 =>
Cl2 + Cu = CuCl2
C3 + H6 = C3H6 =>
C3 + H6 = C3H6
NaHCO3 + HCH3COO = HOH + CO2 + NaCH3COO =>
NaHCO3 + HCH3COO = HOH + CO2 + NaCH3COO
H4As2O7 = As2O5 + H2O =>
H4As2O7 = As2O5 + 2 H2O
Si3N4 + NF3 + CH4 = H2SiF6 + N + CH =>
Si3N4 + 6 NF3 + 2 CH4 = 3 H2SiF6 + 10 N + 2 CH
Zn(NO3)2 + KOH = Zn(OH)2 + KNO3 =>
Zn(NO3)2 + 2 KOH = Zn(OH)2 + 2 KNO3
CrO3 + C + H2SO4 = CO2 + Cr2(SO4)3 + H2O =>
4 CrO3 + 3 C + 6 H2SO4 = 3 CO2 + 2 Cr2(SO4)3 + 6 H2O
Na2SO3 = Na2S2O4 + O2 + Na2O =>
4 Na2SO3 = 2 Na2S2O4 + O2 + 2 Na2O
Ag69 + H = AgH4 =>
Ag69 + 276 H = 69 AgH4
HP = H2 + P2 =>
2 HP = H2 + P2
Cl2 + Cu = CuCl2 =>
Cl2 + Cu = CuCl2
CaCl2 + Na2SO4 = NaCl2 + Ca2SO4 =>
2 CaCl2 + Na2SO4 = 2 NaCl2 + Ca2SO4
AgNO3(aq) + Na2SO4 = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4 = Ag2SO4(s) + 2 NaNO3(aq)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C4H10 + Cl2 = Cl2H2 + C4H8 =>
C4H10 + Cl2 = Cl2H2 + C4H8
AgCl + Cu = CuCl2 + Ag =>
2 AgCl + Cu = CuCl2 + 2 Ag
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
CH3COONa + K2CO3 = Na2CO3 + KCH3COO =>
2 CH3COONa + K2CO3 = Na2CO3 + 2 KCH3COO
Pb(SO4)2 + NH4OH = PbOH + NH4(SO4)2 =>
Pb(SO4)2 + NH4OH = PbOH + NH4(SO4)2
Ti + HNO3 = H2TiO3 + NO2 + H2O =>
Ti + 4 HNO3 = H2TiO3 + 4 NO2 + H2O
CuFeS2 + O2 = Cu2O + Fe2O3 + SO2 =>
2 CuFeS2 + 6 O2 = Cu2O + Fe2O3 + 4 SO2
KMnO4 + HCl + Zn = ZnCl2 + KCl + MnCl2 + H2O =>
2 KMnO4 + 16 HCl + 5 Zn = 5 ZnCl2 + 2 KCl + 2 MnCl2 + 8 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
FeBr3 + NH3*H2O = NH4Br + Fe(OH)3 =>
FeBr3 + 3 NH3*H2O = 3 NH4Br + Fe(OH)3
BeSO4 + NH4OH = Be(OH)2 + (NH4)2SO4 =>
BeSO4 + 2 NH4OH = Be(OH)2 + (NH4)2SO4
Cl2 + Na2SO3 + H2O = Na2SO4 + HCl =>
Cl2 + Na2SO3 + H2O = Na2SO4 + 2 HCl
Mg(OH)2 + H3PO4 = H2O + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 H3PO4 = 6 H2O + Mg3(PO4)2
K2Cr2O7 + SNCl2 + HCl = CrCl3 + SNCl4 + KCl + H2O =>
K2Cr2O7 + 3 SNCl2 + 14 HCl = 2 CrCl3 + 3 SNCl4 + 2 KCl + 7 H2O
Cd(NO3)2 + Li3(PO4) = Cd3(PO4)2 + LiNO3 =>
3 Cd(NO3)2 + 2 Li3(PO4) = Cd3(PO4)2 + 6 LiNO3
Ba(NO3)2 + HCl = BaCl2 + HNO3 =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 HNO3
NHOH + H3PO4 = NH3PO4 + H2O =>
NHOH + H3PO4 = NH3PO4 + H2O
CH3(COOH) + ZnO = (CH3COO)2Zn + H2O =>
2 CH3(COOH) + ZnO = (CH3COO)2Zn + H2O
P2O5 + Al2O3 = AlPO4 =>
P2O5 + Al2O3 = 2 AlPO4
H2 + S2 + O2 = H2SO3 =>
2 H2 + S2 + 3 O2 = 2 H2SO3
C3H5COOH + C2H6O = C3H5COOCH3 + H2O =>
2 C3H5COOH + C2H6O = 2 C3H5COOCH3 + H2O
HgC2H3O2 + H2SO4 = Hg2SO4 + HC2H3O2 =>
2 HgC2H3O2 + H2SO4 = Hg2SO4 + 2 HC2H3O2
Na3PO4 + HNO3 = Na2HPO4 + NaNO3 =>
Na3PO4 + HNO3 = Na2HPO4 + NaNO3
Br2 + C*CBr4 = CBr4 =>
2 Br2 + C*CBr4 = 2 CBr4
K + Pb(C2H3O2)2 = KC2H3O2 + Pb =>
2 K + Pb(C2H3O2)2 = 2 KC2H3O2 + Pb
C3H8 + CO2 = C4H10 + O2 =>
5 C3H8 + CO2 = 4 C4H10 + O2
NH = HN =>
NH = HN
He + Ca = He2Ca =>
2 He + Ca = He2Ca
Pb{4+} + {-} = Pb{2+} =>
Pb{4+} + 2e = Pb{2+}
H2SO4 + CaCO3 = CaSO4* + H2CO3 =>
H2SO4 + CaCO3 = CaSO4* + H2CO3
Cu + Fe = FeCu =>
Cu + Fe = FeCu
Mg(OH)2 + HCI = HCI(OH) + Mg2 =>
2 Mg(OH)2 + 4 HCI = 4 HCI(OH) + Mg2
CuSO4 + NaOH = Cu(OH)2 + Na{+} + SO4{2-} =>
CuSO4 + 2 NaOH = Cu(OH)2 + 2 Na{+} + SO4{2-}
FePO4 + KCl = K3PO4 + FeCl3 =>
FePO4 + 3 KCl = K3PO4 + FeCl3
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Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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