| Équations équilibrées la veille |
C2O4{-2} + 2 HNO2 + 2 H{+} = 2 CO2 + 2 NO + 2 H2O
K2Cr2O7 + C4H9OH + H2SO4 = K2SO4 + H2O + C4H9O2 + Cr =>
K2Cr2O7 + 4 C4H9OH + H2SO4 = K2SO4 + 3 H2O + 4 C4H9O2 + 2 Cr
KMnO4 + H2SO4 + H2C2O4 = K2S04 + MnSO4 + H2O + CO2 =>
2 KMnO4 + 6 H2SO4 + 18 H2C2O4 = K2S04 + 2 MnSO4 + 24 H2O + 36 CO2
Co3{-2} + H{+} = HCo3{-} =>
Co3{-2} + H{+} = HCo3{-}
C7H6Cl + C2HCl3O = C14H9Cl5 + H2O =>
32 C7H6Cl + 21 C2HCl3O = 19 C14H9Cl5 + 21 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
B + HNO3 = BNO3 + NO2 + H2O =>
B + 2 HNO3 = BNO3 + NO2 + H2O
CCl2F2 + H2O = HF + HCl + CO2 =>
CCl2F2 + 2 H2O = 2 HF + 2 HCl + CO2
FeCl3 + KSCN = (FeSCN)Cl2 + KCl =>
FeCl3 + KSCN = (FeSCN)Cl2 + KCl
CH3OH + COCl2 + NaOH = CH3OCOOCH3 + NaCl + H2O =>
2 CH3OH + COCl2 + 2 NaOH = CH3OCOOCH3 + 2 NaCl + 2 H2O
H43PO4 + H2O = H3O + HPO4 =>
H43PO4 + 42 H2O = 42 H3O + HPO4
CH3CH2CHO + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2CHO + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COOH + 4 H2O
B2O3 + CO(NO3)2 = CO(BO2)2 + NO2 + O2 =>
2 B2O3 + 2 CO(NO3)2 = 2 CO(BO2)2 + 4 NO2 + O2
Hg{+2} + H5IO6 = Hg5(IO6)2 + H{+} =>
5 Hg{+2} + 2 H5IO6 = Hg5(IO6)2 + 10 H{+}
Pb(C2H3O2)4 + K2Cr2O7 = Pb(Cr2O7)2 + K(C2H3O2) =>
Pb(C2H3O2)4 + 2 K2Cr2O7 = Pb(Cr2O7)2 + 4 K(C2H3O2)
Fe(HCO3)3 = CO2 + Fe2O3 + H2O =>
2 Fe(HCO3)3 = 6 CO2 + Fe2O3 + 3 H2O
Fe(s) + O2(g) = Fe4O6(s) =>
4 Fe(s) + 3 O2(g) = Fe4O6(s)
Ag(s)Pb(NO3)2(aq) = Ag(NO3)2(aq)Pb(s) =>
Ag(s)Pb(NO3)2(aq) = Ag(NO3)2(aq)Pb(s)
C3H10 + O2 = CO + H2O2 =>
2 C3H10 + 13 O2 = 6 CO + 10 H2O2
FeCl2(aq) + Cu(s) = Fe(s) + CuCl2(aq) =>
FeCl2(aq) + Cu(s) = Fe(s) + CuCl2(aq)
C4N8O8 = CO2 + N =>
C4N8O8 = 4 CO2 + 8 N
Z + CuCl = Cu + ZCl =>
Z + CuCl = Cu + ZCl
Ni3 + HBrO = Ni(BrO)3 + H =>
Ni3 + 9 HBrO = 3 Ni(BrO)3 + 9 H
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
C7H16(l) + O2(g) = CO2(g) + H2O(l) =>
C7H16(l) + 11 O2(g) = 7 CO2(g) + 8 H2O(l)
Mg + ICl3 = MgCl2 + I2 =>
3 Mg + 2 ICl3 = 3 MgCl2 + I2
Ca10(PO4)6CO3 + H = Ca + HPO4 + CO3 =>
Ca10(PO4)6CO3 + 6 H = 10 Ca + 6 HPO4 + CO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Pb(s) + S(g) = PbS =>
Pb(s) + S(g) = PbS
H{+} + AgBrO3 = HBrO3 + Ag{+} =>
H{+} + AgBrO3 = HBrO3 + Ag{+}
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
Ta2O5 + KOH = (KTa)O3 + H2O =>
Ta2O5 + 2 KOH = 2(KTa)O3 + H2O
Mg + H2O = H2 + MgO =>
Mg + H2O = H2 + MgO
NaAlO2 + MgSO4 = Mg(AlO2)2 + Na2SO4 =>
2 NaAlO2 + MgSO4 = Mg(AlO2)2 + Na2SO4
HeH = He + H =>
HeH = He + H
ZnCO3(s) + HClO3(aq) = Zn(ClO3)2(aq) + H2O(l) + CO2(g) =>
ZnCO3(s) + 2 HClO3(aq) = Zn(ClO3)2(aq) + H2O(l) + CO2(g)
HeH = He + H =>
HeH = He + H
BaSO4(heat) = BaO + SO3 =>
BaSO4(heat) = BaO + SO3
H(NH4)2PO4 + Na2CO3 + K2CO3 + WO3 + W = NaKW8P4O32 + CO2 + NH3 + H2O =>
8 H(NH4)2PO4 + Na2CO3 + K2CO3 + 14 WO3 + 2 W = 2 NaKW8P4O32 + 2 CO2 + 16 NH3 + 12 H2O
HF(aq) + Ca(s) = CaF(s) + H2 =>
2 HF(aq) + 2 Ca(s) = 2 CaF(s) + H2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
H3PO4 + NaOH = HO + NaPO =>
H3PO4 + NaOH = 4 HO + NaPO
HN3 + NH3 = H2N2 =>
HN3 + NH3 = 2 H2N2
Ba(CN)2 + (NH4)2SO4 = NH4CN + BaSO4 =>
Ba(CN)2 + (NH4)2SO4 = 2 NH4CN + BaSO4
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
Cu + H2O + O2 + CO2 = CuCO3Cu(OH)2 =>
2 Cu + H2O + O2 + CO2 = CuCO3Cu(OH)2
H3PO3 + Ni(OH)2 = H2O + Ni(H2PO3)2 =>
2 H3PO3 + Ni(OH)2 = 2 H2O + Ni(H2PO3)2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K3PO4 + LiCl = KCl + Li3(PO4) =>
K3PO4 + 3 LiCl = 3 KCl + Li3(PO4)
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