| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 K4Fe(CN)6*3H2O + 43 K2CrO4 + 236 HCl = 98 KCl + 3 FeCl3 + 43 CrCl3 + 18 CO2 + 18 NO + 127 H2O
Ca + MgF = CaF + Mg =>
Ca + MgF = CaF + Mg
CH3NO2 + O2 = C02 + H2O + NO2 =>
4 CH3NO2 + 3 O2 = 2 C02 + 6 H2O + 4 NO2
CaCl2 + KP = KCl2 + CaP =>
CaCl2 + KP = KCl2 + CaP
MnO2 + NaClO3 + NaOH = NaMnO4 + NaCl + H2O =>
2 MnO2 + NaClO3 + 2 NaOH = 2 NaMnO4 + NaCl + H2O
NaBr(aq) + H2SO4(aq) = Br1(l) + SO2(g) + H2O(l) + Na2SO4(aq) =>
2 NaBr(aq) + 2 H2SO4(aq) = 2 Br1(l) + SO2(g) + 2 H2O(l) + Na2SO4(aq)
Mg + O + H = Mg(OH) =>
Mg + O + H = Mg(OH)
O2 + Fe = Fe{+3} + O{-2} =>
3 O2 + 4 Fe = 4 Fe{+3} + 6 O{-2}
Fe{2+} + [Cr2O7]{2-} + H{+} = Fe{3+} + Cr3{+} + H2O =>
34 Fe{2+} + 3[Cr2O7]{2-} + 42 H{+} = 34 Fe{3+} + 2 Cr3{+} + 21 H2O
SrCl2 + (NH4)2SO4 = SrSO4 + (NH4)2Cl2 =>
SrCl2 + (NH4)2SO4 = SrSO4 + (NH4)2Cl2
Mg2 + Cu2(SO4) = Mg2(SO4) + Cu =>
Mg2 + Cu2(SO4) = Mg2(SO4) + 2 Cu
CH3CH2OH + HCN = CH3CH2CH2CN + H2O =>
3 CH3CH2OH + 2 HCN = 2 CH3CH2CH2CN + 3 H2O
CHO(s) + O2(g) = CO2(g) + H2O(g) =>
4 CHO(s) + 3 O2(g) = 4 CO2(g) + 2 H2O(g)
AgBr(s) + NH3(l) = Ag(NH3)2(ac) + Br(ac) =>
AgBr(s) + 2 NH3(l) = Ag(NH3)2(ac) + Br(ac)
Cr2O7{-} + N2H4 + H{+} = Cr{3+} + N2 + H2O =>
4 Cr2O7{-} + 7 N2H4 + 28 H{+} = 8 Cr{3+} + 7 N2 + 28 H2O
I + KF = IKF =>
I + KF = IKF
NaI + MnO2 + HSO4 = NaSO4 + MnSO4 + H2O + I2 =>
6 NaI + 2 MnO2 + 8 HSO4 = 6 NaSO4 + 2 MnSO4 + 4 H2O + 3 I2
FeS(s) + HBr(aq) = FeBr2(aq) + H2S(g) =>
FeS(s) + 2 HBr(aq) = FeBr2(aq) + H2S(g)
Sr2OH + Na = NaOH + Sr =>
Sr2OH + Na = NaOH + 2 Sr
Cr2O32{-} + C2H5OH + H{+} = Cr3{+} + CO2 + H2O =>
36 Cr2O32{-} + 187 C2H5OH + 60 H{+} = 24 Cr3{+} + 374 CO2 + 591 H2O
Ni + P = Ni5P4 =>
5 Ni + 4 P = Ni5P4
Cr2S3O9 + H2SO4 = Cr2S3O12 + SO2 + H2O =>
Cr2S3O9 + 3 H2SO4 = Cr2S3O12 + 3 SO2 + 3 H2O
MnO2 + C2H2O4 + HNO3 = Mn(NO3)2 + H2O + CO2 =>
MnO2 + C2H2O4 + 2 HNO3 = Mn(NO3)2 + 2 H2O + 2 CO2
BaO + Pb(NO3)2 = Ba(NO3)2 + PbO =>
BaO + Pb(NO3)2 = Ba(NO3)2 + PbO
FeO + CaO = Fe + CaO2 =>
FeO + CaO = Fe + CaO2
CuSO4 + C2H8N2 = [Cu(C2H8N2)2]SO4 =>
CuSO4 + 2 C2H8N2 = [Cu(C2H8N2)2]SO4
Na(PO4)2 + BaCl = Ba(PO4)2 + NaCl =>
Na(PO4)2 + BaCl = Ba(PO4)2 + NaCl
NH4OH + FeCH3COO = NH4CH3COO + Fe(OH) =>
NH4OH + FeCH3COO = NH4CH3COO + Fe(OH)
C10H8O4 + KOH = C6H6 + K + O2 =>
3 C10H8O4 + 6 KOH = 5 C6H6 + 6 K + 9 O2
Zn + Na2S + H2O = NaOH + ZnS + H =>
Zn + Na2S + 2 H2O = 2 NaOH + ZnS + 2 H
C6H13OH + O2 = H2 + CO2 =>
2 C6H13OH + 11 O2 = 14 H2 + 12 CO2
Zn + CuSO4 + NaCl = ZnCl2 + Cu + Na2SO4 =>
Zn + CuSO4 + 2 NaCl = ZnCl2 + Cu + Na2SO4
NaNO2 + HCl = NaCl + HNO3 + N2O + HOH =>
4 NaNO2 + 4 HCl = 4 NaCl + 2 HNO3 + N2O + HOH
HOH + NO2 = NH4 + O =>
2 HOH + NO2 = NH4 + 4 O
Na2SO4 + (NH2)2CO = (NH2)2SO4 + Na2CO =>
Na2SO4 + (NH2)2CO = (NH2)2SO4 + Na2CO
C2H5OH + C6H5CH2 = C6H5CH3OC2H5 =>
C2H5OH + C6H5CH2 = C6H5CH3OC2H5
As2S3 + NO3{-} + H{+} = AsO4{3-} + NO2 + S + H2O =>
As2S3 + 10 NO3{-} + 4 H{+} = 2 AsO4{3-} + 10 NO2 + 3 S + 2 H2O
Ca(OH)2 + C20H14O4 = C2H3O2 + Ca2OH =>
32 Ca(OH)2 + 3 C20H14O4 = 30 C2H3O2 + 16 Ca2OH
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
Cu + HBr = CuBr + H =>
Cu + HBr = CuBr + H
Cu + H2S + O2 = CuS + H2O =>
2 Cu + 2 H2S + O2 = 2 CuS + 2 H2O
(NH4)2HPO4 + CaCl2 = CaHPO4 + (NH4)2Cl2 =>
(NH4)2HPO4 + CaCl2 = CaHPO4 + (NH4)2Cl2
C8H18 + O2 = CO2 + H2O1 =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O1
BeF2 + Mg = MgF2 + Be =>
BeF2 + Mg = MgF2 + Be
U2O6 + BrF3 = UF4 + Br2 + O2 =>
3 U2O6 + 8 BrF3 = 6 UF4 + 4 Br2 + 9 O2
MnO2 + KCl + HNO3 = Cl2 + MnNO2 + KNO3 + H2O =>
2 MnO2 + 10 KCl + 12 HNO3 = 5 Cl2 + 2 MnNO2 + 10 KNO3 + 6 H2O
CCl4 + N2 = CNCl4 =>
2 CCl4 + N2 = 2 CNCl4
KI + KCr2O7 + H2SO4 = I2 + Cr2(SO4)3 + K2(SO4) + H2O =>
14 KI + 2 KCr2O7 + 14 H2SO4 = 7 I2 + 2 Cr2(SO4)3 + 8 K2(SO4) + 14 H2O
C2H5ClNaOH = C2H5OHNaCl =>
C2H5ClNaOH = C2H5OHNaCl
Pb + N2 + O2 = Pb(NO2)3 =>
2 Pb + 3 N2 + 6 O2 = 2 Pb(NO2)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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