| Équations équilibrées la veille |
2 HBr + Ca = CaBr2 + H2
Mg(OH)2(aq) + H2SO4(aq) = MgSO4 + H2O =>
Mg(OH)2(aq) + H2SO4(aq) = MgSO4 + 2 H2O
NaClO + NaI + HCl = NaCl + I2 + H2O =>
NaClO + 2 NaI + 2 HCl = 3 NaCl + I2 + H2O
KClO3 + HI + H2SO4 = KHSO4 + HCl + I2 + HO =>
2 KClO3 + 6 HI + 2 H2SO4 = 2 KHSO4 + 2 HCl + 3 I2 + 6 HO
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
HBr + Pb = PbBr2 + H =>
2 HBr + Pb = PbBr2 + 2 H
Ca(OH)2 + Cu(NO3)2 = Cu(OH)2 + Ca(NO3)2 =>
Ca(OH)2 + Cu(NO3)2 = Cu(OH)2 + Ca(NO3)2
Pb{2+}Na{2}S = Pb{2+}Na2S =>
Pb{2+}Na{2}S = Pb{2+}Na2S
Cl2 + SnS2 = SnCl4 + S =>
2 Cl2 + SnS2 = SnCl4 + 2 S
C8H12 + O = CO2 + H8O =>
2 C8H12 + 35 O = 16 CO2 + 3 H8O
MnO4{-} + H3PO3 + H{+} = Mn{2} + H3PO4 + H2O =>
2 MnO4{-} + 5 H3PO3 + 6 H{+} = 2 Mn{2} + 5 H3PO4 + 3 H2O
(COOC6H5)2 + H2O2 = C6H5OH + CO2 =>
(COOC6H5)2 + H2O2 = 2 C6H5OH + 2 CO2
Hg2(OH)2 = H2O + Hg2O =>
Hg2(OH)2 = H2O + Hg2O
FeCl3 + H2O2 + KOH = K2FeO4 + H2O + KCl =>
2 FeCl3 + 3 H2O2 + 10 KOH = 2 K2FeO4 + 8 H2O + 6 KCl
Fe(OH)3 + Al2(C2O4)3 = Fe2(C2O4)3 + Al(OH)3 =>
2 Fe(OH)3 + Al2(C2O4)3 = Fe2(C2O4)3 + 2 Al(OH)3
CO2 + Zn = ZnO + C =>
CO2 + 2 Zn = 2 ZnO + C
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
NaI + CuCl2 = CuI2 + NaCl =>
2 NaI + CuCl2 = CuI2 + 2 NaCl
K2Cr2O7 + H2SO4 + C2H5OH = C2H4O + H2O + Cr2(SO4)3 + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH = 3 C2H4O + 7 H2O + Cr2(SO4)3 + K2SO4
C3H7O2 + O2 = CO2 + H2 =>
2 C3H7O2 + 4 O2 = 6 CO2 + 7 H2
H2SO4 + (PO4)2Ca3 = (SO4)Ca + H3PO4 =>
3 H2SO4 + (PO4)2Ca3 = 3(SO4)Ca + 2 H3PO4
H2CO2 + Cu(OH)2 = CuCO2 + H2O =>
H2CO2 + Cu(OH)2 = CuCO2 + 2 H2O
CU{2+} + Al = CU + Al{+3} =>
3 CU{2+} + 2 Al = 3 CU + 2 Al{+3}
Sc + HF = ScF3 + H2 =>
2 Sc + 6 HF = 2 ScF3 + 3 H2
CrOH4 + H2O2 + NaOH = NaCr4 + H2O =>
8 CrOH4 + 7 H2O2 + 2 NaOH = 2 NaCr4 + 24 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
ThN = Th + N2 =>
2 ThN = 2 Th + N2
Zn(NO3)2 + AgNO3 = Zn(NO3) + Ag(NO3)2 =>
Zn(NO3)2 + AgNO3 = Zn(NO3) + Ag(NO3)2
Ni((NO3)2)(H2O)6 + Fe(NO3)3(H2O)9 + Zn(NO3)2(H2O)6 = Ni5Zn5Fe2O4 + H2O + N2 + O2 =>
5 Ni((NO3)2)(H2O)6 + 2 Fe(NO3)3(H2O)9 + 5 Zn(NO3)2(H2O)6 = Ni5Zn5Fe2O4 + 78 H2O + 13 N2 + 37 O2
H2O + NH2NO4 = NH3NO3 + H2O2 =>
4 H2O + 2 NH2NO4 = 2 NH3NO3 + 3 H2O2
Ca(s) + PbO + Si(s) = CaSiO3(s) + Pb =>
Ca(s) + 3 PbO + Si(s) = CaSiO3(s) + 3 Pb
Cu3(PO4)2 + Ca(NO2)2 = Ca3(PO4)2 + Cu(NO2)2 =>
Cu3(PO4)2 + 3 Ca(NO2)2 = Ca3(PO4)2 + 3 Cu(NO2)2
(NaCl)5 + (AgNO3)5 = (AgCl)5 + (NaNO3)5 =>
(NaCl)5 + (AgNO3)5 = (AgCl)5 + (NaNO3)5
Na + Ti = NaTi =>
Na + Ti = NaTi
Co(NO3)2 + Zn(s) = Zn(NO3)2 + Co =>
Co(NO3)2 + Zn(s) = Zn(NO3)2 + Co
NH4HF + Si3N4 = NH4Si6 + NH3 + SiF6 =>
450 NH4HF + 73 Si3N4 = 24 NH4Si6 + 718 NH3 + 75 SiF6
Fe3 + Pb(NO3)2 = Pb2 + Fe(NO3)2 =>
2 Fe3 + 6 Pb(NO3)2 = 3 Pb2 + 6 Fe(NO3)2
CrCl3 + HOH = HCl + Cr(OH)3 =>
CrCl3 + 3 HOH = 3 HCl + Cr(OH)3
Cu2SO4 + BaCl2 = CuCl + BaSO4 =>
Cu2SO4 + BaCl2 = 2 CuCl + BaSO4
Ba(OH)2 + NaHSO3 = BaSO4 + NaOH + H2 =>
Ba(OH)2 + NaHSO3 = BaSO4 + NaOH + H2
K4Fe(CN)6(s) + H2SO4(aq) + H2O(l) = K2SO4(aq) + FeSO4(aq) + (NH4)2SO4(aq) + CO(s) =>
K4Fe(CN)6(s) + 6 H2SO4(aq) + 6 H2O(l) = 2 K2SO4(aq) + FeSO4(aq) + 3(NH4)2SO4(aq) + 6 CO(s)
Na2SO4(aq) + H2SO4(aq) = NaHSO4(aq) =>
Na2SO4(aq) + H2SO4(aq) = 2 NaHSO4(aq)
C6H5Cl + C3H6Cl + H2SO4 = C9H11 + HCl2SO4 =>
17 C6H5Cl + 11 C3H6Cl + 14 H2SO4 = 15 C9H11 + 14 HCl2SO4
HClO3 + Na2CO3 = CO2 + H2O + NaClO3 =>
2 HClO3 + Na2CO3 = CO2 + H2O + 2 NaClO3
Ba(OH)2 + NaHSO3 = BaSO4 + NaOH + H2 =>
Ba(OH)2 + NaHSO3 = BaSO4 + NaOH + H2
NaC17H35COO + MgSO4 = Na2SO4Mg(C17H35COO)2 =>
2 NaC17H35COO + MgSO4 = Na2SO4Mg(C17H35COO)2
K2SO4 + HNO3 = H2SO4 + KNO3 =>
K2SO4 + 2 HNO3 = H2SO4 + 2 KNO3
C2NH7 + O2 = NO2 + H2O + CO2 =>
4 C2NH7 + 19 O2 = 4 NO2 + 14 H2O + 8 CO2
Ca(OCl)Cl + HCl = CaCl2 + Cl + H2O =>
Ca(OCl)Cl + 2 HCl = CaCl2 + 2 Cl + H2O
C7H8 + O2 = CO2 + H20(water) =>
5 C7H8 + 35 O2 = 35 CO2 + 2 H20(water)
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Équations équilibrées sur01/09/25
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