| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AgNO3(aq) + K2S(aq) = 2 KNO3 + Ag2S(aq)
K3[Fe(CN)6] + KOH + N2H5OH = K4[Fe(CN)6] + H2O + N2 =>
4 K3[Fe(CN)6] + 4 KOH + N2H5OH = 4 K4[Fe(CN)6] + 5 H2O + N2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
BaCl2 + Na2SO4 + HCl = Cl2 + H2O + NaCl + BaS =>
BaCl2 + Na2SO4 + 8 HCl = 4 Cl2 + 4 H2O + 2 NaCl + BaS
HNO3 + CrO = Cr(NO3)3 + H2O + NO =>
10 HNO3 + 3 CrO = 3 Cr(NO3)3 + 5 H2O + NO
H4(SO4) + Al(OH)3 = Al(HSO4) + H2O =>
H4(SO4) + Al(OH)3 = Al(HSO4) + 3 H2O
K3PO4 + Ca(NO3)2 = K2Ca + PO4(NO3)3 =>
2 K3PO4 + 3 Ca(NO3)2 = 3 K2Ca + 2 PO4(NO3)3
Ca + CuCN = Ca(CN)2 + Cu =>
Ca + 2 CuCN = Ca(CN)2 + 2 Cu
NaF + Ca(ClO4)2 = NaClO4 + CaF2 =>
2 NaF + Ca(ClO4)2 = 2 NaClO4 + CaF2
WCl6 + SbF5 = WF6 + SbF3Cl2 =>
WCl6 + 3 SbF5 = WF6 + 3 SbF3Cl2
C2H2 + [Ag(NH3)2]OH = C2Ag2 + H2O + NH3 =>
C2H2 + 2[Ag(NH3)2]OH = C2Ag2 + 2 H2O + 4 NH3
C25H520 + O2 = CO2 + H2O =>
C25H520 + 155 O2 = 25 CO2 + 260 H2O
CuCl + ZnCl2 + SnCl4 + SC(NH2)2 + H2O = Cu2ZnSnS4 + CO2 + NH4Cl =>
2 CuCl + ZnCl2 + SnCl4 + 4 SC(NH2)2 + 8 H2O = Cu2ZnSnS4 + 4 CO2 + 8 NH4Cl
K2(CO3) + Rb(ClO3) = K(ClO3) + Rb2(CO3) =>
K2(CO3) + 2 Rb(ClO3) = 2 K(ClO3) + Rb2(CO3)
(C2H5)2O + O2 = CO2 + H2O =>
(C2H5)2O + 6 O2 = 4 CO2 + 5 H2O
Fe(OH)2 + O2 = FeO + OH =>
2 Fe(OH)2 + O2 = 2 FeO + 4 OH
HCl + Na2Co3 = HNa2 + ClCo3 =>
HCl + Na2Co3 = HNa2 + ClCo3
Cr2 + HOH = Cr2OH + H =>
Cr2 + HOH = Cr2OH + H
C2H2 + Br2 = C2H2Br4 =>
C2H2 + 2 Br2 = C2H2Br4
HOOCCH2CH2COOH + O2 = CO2 + H2O =>
2 HOOCCH2CH2COOH + 7 O2 = 8 CO2 + 6 H2O
HCl + Fe = FeCl2 + H2 =>
2 HCl + Fe = FeCl2 + H2
LiOH(aq) + VCl3(aq) = LiCl + V(OH)3 =>
3 LiOH(aq) + VCl3(aq) = 3 LiCl + V(OH)3
K2Cr2O7 + H2S + H2SO4 = K2SO4 + CrSO4 + H2O =>
K2Cr2O7 + H2S + 2 H2SO4 = K2SO4 + 2 CrSO4 + 3 H2O
KHS + KMnO4 + H2SO4 = KHSO4 + MnSO4 + H2O =>
5 KHS + 8 KMnO4 + 16 H2SO4 = 13 KHSO4 + 8 MnSO4 + 12 H2O
FeS2 + H2O + O2 = FeSO4 + H2SO4 =>
2 FeS2 + 2 H2O + 7 O2 = 2 FeSO4 + 2 H2SO4
Al2(SO4)3 + Na2(CO3) = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2(CO3) = Al2(CO3)3 + 3 Na2SO4
CuSO4*(NH4)2SO4*6H2O + NaOH = Cu(OH)2 + Na2SO4 + NH3 + H2O =>
CuSO4*(NH4)2SO4*6H2O + 4 NaOH = Cu(OH)2 + 2 Na2SO4 + 2 NH3 + 8 H2O
Si + F = SiF2 =>
Si + 2 F = SiF2
Ba{+} + SO4{-} = BaSO4 =>
Ba{+} + SO4{-} = BaSO4
C8H18O + HBr = C8H17Br + H2O =>
C8H18O + HBr = C8H17Br + H2O
C8H16O + Cr2O72{-} + H{+} = C8H14O + Cr3{+} + H2O =>
427 C8H16O + 6 Cr2O72{-} + 10 H{+} = 427 C8H14O + 4 Cr3{+} + 432 H2O
Ni2(SO4)3 + Na2CO3 = Ni2(CO3)3 + Na2SO4 =>
Ni2(SO4)3 + 3 Na2CO3 = Ni2(CO3)3 + 3 Na2SO4
CO2 + Be(OH)2 = (BeOH)2CO3 + H2O =>
CO2 + 2 Be(OH)2 = (BeOH)2CO3 + H2O
ClO3 = Cl2 + O2 =>
2 ClO3 = Cl2 + 3 O2
Mg + H2(NO3)2 = Mg(NO3)2 + H2 =>
Mg + H2(NO3)2 = Mg(NO3)2 + H2
LiOH + Be + H2O = Li2[Be(OH)4] + H2 =>
2 LiOH + Be + 2 H2O = Li2[Be(OH)4] + H2
Na2CO3 + FeCl3 + H2O = Fe(OH)3 + NaCl + H2CO3 =>
3 Na2CO3 + 2 FeCl3 + 6 H2O = 2 Fe(OH)3 + 6 NaCl + 3 H2CO3
KCl + Pb(NO3)2 = K(NO3)2 + PbCl =>
KCl + Pb(NO3)2 = K(NO3)2 + PbCl
CO2 + Be(OH)2 = (BeOH)2CO3 + H2O =>
CO2 + 2 Be(OH)2 = (BeOH)2CO3 + H2O
Na2(CO3) + Ca = Ca(CO3) + Na =>
Na2(CO3) + Ca = Ca(CO3) + 2 Na
Mg + Na3PO4 = Mg3(PO4)2 + Na =>
3 Mg + 2 Na3PO4 = Mg3(PO4)2 + 6 Na
MgCO3 + KOH = Mg(OH)2 + K2CO3 =>
MgCO3 + 2 KOH = Mg(OH)2 + K2CO3
AgC2H3O2 + Sn3N4 = Ag3N + Sn(C2H3O2)4 =>
12 AgC2H3O2 + Sn3N4 = 4 Ag3N + 3 Sn(C2H3O2)4
K2O(aq) + NiCl3(aq) = KCl(aq) + Ni2O3(s) =>
3 K2O(aq) + 2 NiCl3(aq) = 6 KCl(aq) + Ni2O3(s)
C37H48N4O5 + O2 = CO2 + H2O + HNO3 =>
2 C37H48N4O5 + 103 O2 = 74 CO2 + 44 H2O + 8 HNO3
C6H12O6(s) = C(s) + H2O(g) =>
C6H12O6(s) = 6 C(s) + 6 H2O(g)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Mg + HAc = Mg{2+} + HAc{-} =>
Mg + 2 HAc = Mg{2+} + 2 HAc{-}
C2H7N(g) + O2(g) = H2O(l) + CO2(g) + N2(g) =>
4 C2H7N(g) + 15 O2(g) = 14 H2O(l) + 8 CO2(g) + 2 N2(g)
C12H23 + O2 = CO2 + H2O =>
4 C12H23 + 71 O2 = 48 CO2 + 46 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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