| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 B + 6 NaOH = 2 NaBO2 + 3 H2 + 2 Na2O
CaSO4 + NiCl2 = NiSO4 + CaCl2 =>
CaSO4 + NiCl2 = NiSO4 + CaCl2
K2PO4 + Cd(CH3CO2)2 = KCH3CO2 + CdPO4 =>
K2PO4 + Cd(CH3CO2)2 = 2 KCH3CO2 + CdPO4
B2S3(s) + H2O = H3BO3 + H2S(g) =>
B2S3(s) + 6 H2O = 2 H3BO3 + 3 H2S(g)
C4H10 + Fe2O3 = CO2 + H2O + FeO =>
C4H10 + 13 Fe2O3 = 4 CO2 + 5 H2O + 26 FeO
KHC8H4O4(aq) + NaOH(aq) = KNaC8H4O4(aq) + H2O(l) =>
KHC8H4O4(aq) + NaOH(aq) = KNaC8H4O4(aq) + H2O(l)
SAl = AlS =>
SAl = AlS
KHC8H4O4 + Al(OH)3 = H2O + Al(KC8H4O4)3 =>
3 KHC8H4O4 + Al(OH)3 = 3 H2O + Al(KC8H4O4)3
Ph3 + O2 = Ph2O3 =>
4 Ph3 + 9 O2 = 6 Ph2O3
Fe + HCO3 = Fe(HCO3)3 =>
Fe + 3 HCO3 = Fe(HCO3)3
CH2Cl2 + C2H5OH = CH3C2H4OCl + HCl =>
CH2Cl2 + C2H5OH = CH3C2H4OCl + HCl
AgF + Cu = AgFCu =>
AgF + Cu = AgFCu
Cu(SO4)2 + Na + H2O = Cu(OH)2 + Na2SO4 + H2 =>
Cu(SO4)2 + 4 Na + 2 H2O = Cu(OH)2 + 2 Na2SO4 + H2
Br + O = Br2O7 =>
2 Br + 7 O = Br2O7
Mn + Na2CO3 = MnCO3 + Na2 =>
Mn + Na2CO3 = MnCO3 + Na2
NH4Fe(SO4)2 + KSCN = Fe(SCN)3 + K2SO4 + KNH4SO4 =>
NH4Fe(SO4)2 + 3 KSCN = Fe(SCN)3 + K2SO4 + KNH4SO4
Na3 = Na4 =>
4 Na3 = 3 Na4
H2 + Cl1 = HCl =>
H2 + 2 Cl1 = 2 HCl
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(g) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(g)
AgNO3(aq) + PbBr2(s) = AgBr(s) + Pb(NO3)2(aq) =>
2 AgNO3(aq) + PbBr2(s) = 2 AgBr(s) + Pb(NO3)2(aq)
CO2(g) + NH3(g) = CO(NH2)2(s) + H2O(l) =>
CO2(g) + 2 NH3(g) = CO(NH2)2(s) + H2O(l)
CrO4{2-} + H2SO4 = Cr2O7{2-} + H2O + SO4{2-} =>
2 CrO4{2-} + H2SO4 = Cr2O7{2-} + H2O + SO4{2-}
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
Al2O3 + HCl = Al3Cl + O3 + H2O =>
9 Al2O3 + 6 HCl = 6 Al3Cl + 8 O3 + 3 H2O
KNO2 + H2SO4 = K2SO4 + NO + HNO3 + H2O =>
6 KNO2 + 3 H2SO4 = 3 K2SO4 + 4 NO + 2 HNO3 + 2 H2O
Cs2O + aluminum = aluminumoxide + cesium =>
3 Cs2O + 2 Al = Al2O3 + 6 Cs
AgNO3(aq) + KCO2(aq) = KNO3(s) + AgCO2(l) =>
AgNO3(aq) + KCO2(aq) = KNO3(s) + AgCO2(l)
Cu + CH3COOH + O = (CH3COO)2Cu + H2O =>
Cu + 2 CH3COOH + O = (CH3COO)2Cu + H2O
H2O + Br2 + CH3CHO = CH3COOH + HBr =>
H2O + Br2 + CH3CHO = CH3COOH + 2 HBr
Ca + K = CaK =>
Ca + K = CaK
PbS2 + O2 = PbO3 + SO2 =>
2 PbS2 + 7 O2 = 2 PbO3 + 4 SO2
CuSO4 + H2O + NH3 = CuSO4(NH3)4H2O =>
CuSO4 + H2O + 4 NH3 = CuSO4(NH3)4H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C2H3SH + O2 = CO2 + H2O + SO3 =>
2 C2H3SH + 9 O2 = 4 CO2 + 4 H2O + 2 SO3
Cd3(AsO4)2 = Cd + AsO4 =>
Cd3(AsO4)2 = 3 Cd + 2 AsO4
Fe(SCN)3 + NaOH = Fe(OH)3 + Na + SCN =>
Fe(SCN)3 + 3 NaOH = Fe(OH)3 + 3 Na + 3 SCN
K[Ag(NO)2] + NH4OH = K[Ag(NH3)2] + NH4NO2 + H2O =>
3 K[Ag(NO)2] + 10 NH4OH = 3 K[Ag(NH3)2] + 5 NH4NO2 + 6 H2O
NaVO3 + H2O2 + H2SO4 = [VO(O2)]2SO4 + Na2SO4 + H2O =>
2 NaVO3 + 2 H2O2 + 2 H2SO4 = [VO(O2)]2SO4 + Na2SO4 + 4 H2O
KI(ac) + Cl2(ac) = KCl + I2(ac) =>
2 KI(ac) + Cl2(ac) = 2 KCl + I2(ac)
CrSe3 + HNO3 + PbO2 = H2CrO7 + H2SeO4 + Pb(NO3)2 + H2O =>
CrSe3 + 30 HNO3 + 15 PbO2 = H2CrO7 + 3 H2SeO4 + 15 Pb(NO3)2 + 11 H2O
Be + H3PO4 = BePO4 + H2 =>
2 Be + 2 H3PO4 = 2 BePO4 + 3 H2
Al + HPO3 = AlPO3 + H2 =>
2 Al + 2 HPO3 = 2 AlPO3 + H2
KH2PO4 + H2SO4 = KHSO4 + H3PO4 =>
KH2PO4 + H2SO4 = KHSO4 + H3PO4
MnO2 + HCHO = MnO + CO2 + H2O =>
2 MnO2 + HCHO = 2 MnO + CO2 + H2O
Al(NO3)3 + FeSO4 = AlSO4 + Fe(NO3)3 =>
Al(NO3)3 + FeSO4 = AlSO4 + Fe(NO3)3
CN + H2O = H2C2O4 + NH3 =>
2 CN + 4 H2O = H2C2O4 + 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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