| Équations équilibrées la veille | Équations équilibrées le lendemain |
18 Al + 14 NaHCO3 = 2 NaAl9O14 + 12 Na + 14 CO + 7 H2
C7H8(l) + O2(g) = CO2(g) + H2O(g) =>
C7H8(l) + 9 O2(g) = 7 CO2(g) + 4 H2O(g)
NiCO3 + HNO3 = Ni(NO3)2 + H2CO3 =>
NiCO3 + 2 HNO3 = Ni(NO3)2 + H2CO3
Ba(NO3)2 + KH2PO4 = BaH2PO4 + K(NO3)2 =>
Ba(NO3)2 + KH2PO4 = BaH2PO4 + K(NO3)2
KMnO4 + KCl + H2SO4 = MnSO4 + KHSO4 + H2O + Cl2 =>
2 KMnO4 + 10 KCl + 14 H2SO4 = 2 MnSO4 + 12 KHSO4 + 8 H2O + 5 Cl2
NH4Fe(SO4)2 + BaCl2 = BaSO4 + NH4Cl + FeCl3 =>
NH4Fe(SO4)2 + 2 BaCl2 = 2 BaSO4 + NH4Cl + FeCl3
Mg + Fe(Cl)3 = Mg(Cl)2 + Fe =>
3 Mg + 2 Fe(Cl)3 = 3 Mg(Cl)2 + 2 Fe
Cr2O7 + SO3 = Cr + SO4 =>
Cr2O7 + 7 SO3 = 2 Cr + 7 SO4
Fe(s) + CuNO3 = Cu(s) + Fe(NO3)2 =>
Fe(s) + 2 CuNO3 = 2 Cu(s) + Fe(NO3)2
CuCl2 + HCl = CuCl4{2-} + H{+} =>
CuCl2 + 2 HCl = CuCl4{2-} + 2 H{+}
P + Ca(OH)2 + H2O = PH3 + Ca(H2PO4)2 =>
16 P + 3 Ca(OH)2 + 18 H2O = 10 PH3 + 3 Ca(H2PO4)2
CuCl2 + NH3 = CuH2 + NCl3 =>
3 CuCl2 + 2 NH3 = 3 CuH2 + 2 NCl3
Cu + Au2(SO4)3 = Cu2SO4 + Au =>
6 Cu + Au2(SO4)3 = 3 Cu2SO4 + 2 Au
NH4I + KOH = NH4OH + KI =>
NH4I + KOH = NH4OH + KI
KHSO4 + BaCl2 = BaSO4 + KCl + HCl =>
KHSO4 + BaCl2 = BaSO4 + KCl + HCl
ZnSO4 + H2O = ZnO + H2SO4 =>
ZnSO4 + H2O = ZnO + H2SO4
KHSO4 + BaCl2 = BaSO4 + K2SO4 + HCl =>
2 KHSO4 + BaCl2 = BaSO4 + K2SO4 + 2 HCl
Mg(NO3)2(aq) + Ag(s) = AgNO3 + Mg =>
Mg(NO3)2(aq) + 2 Ag(s) = 2 AgNO3 + Mg
HgCl2 + H2O = Hg2Cl2 + HCl + O2 =>
4 HgCl2 + 2 H2O = 2 Hg2Cl2 + 4 HCl + O2
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr{3+} =>
7 C2H6O + 2 Cr2O7{-} + 14 H{+} = 7 C2H4O + 14 H2O + 4 Cr{3+}
Pb(NO3)2 + Na2CO3 + H2O = Pb2CO3(OH)2 + NaNO3 + HNO3 =>
2 Pb(NO3)2 + Na2CO3 + 2 H2O = Pb2CO3(OH)2 + 2 NaNO3 + 2 HNO3
S2O3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S2O3{2-} + 4 Cl2 + 10 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H2O
HCOOH + Zn = HCOOZn + H2 =>
2 HCOOH + 2 Zn = 2 HCOOZn + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaOH + C6H6O2 = H2O + Na + C6H4O2 =>
2 NaOH + C6H6O2 = 2 H2O + 2 Na + C6H4O2
KMnO4 + KNO2 + CH3COOH = KNO3 + (CH3COO)2Mn + CH3COOK + H2O =>
2 KMnO4 + 5 KNO2 + 6 CH3COOH = 5 KNO3 + 2(CH3COO)2Mn + 2 CH3COOK + 3 H2O
Ag2SO4(aq) + NaCl(aq) = AgCl(s) + Na2SO4 =>
Ag2SO4(aq) + 2 NaCl(aq) = 2 AgCl(s) + Na2SO4
Fe2(CO3)3 + CH3COOH = Fe(CH3COOH)3 + CO2 + H2O =>
4 Fe2(CO3)3 + 27 CH3COOH = 8 Fe(CH3COOH)3 + 18 CO2 + 6 H2O
CH3ONa + HCN = CH3OH + NaCN =>
CH3ONa + HCN = CH3OH + NaCN
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2 =>
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2
C3H5(NO3)3 = CO2 + N2 + H2O + O =>
2 C3H5(NO3)3 = 6 CO2 + 3 N2 + 5 H2O + O
WO3 + H = W2O5 + H2O =>
2 WO3 + 2 H = W2O5 + H2O
NaOH + C = OH + NaC =>
NaOH + C = OH + NaC
H3 + BO3 = B2O3 + H2O =>
2 H3 + 2 BO3 = B2O3 + 3 H2O
KOH + H{3}PO{4} = K{3}PO{4} + H2O =>
KOH + H{3}PO{4} = K{3}PO{4} + H2O
MgN + H2O = MgO + H2N =>
MgN + H2O = MgO + H2N
KI + H2SO4 = K2SO4 + HI =>
2 KI + H2SO4 = K2SO4 + 2 HI
CaCl2(aq) + Li2CO3(aq) = CaCO3 + LiCl =>
CaCl2(aq) + Li2CO3(aq) = CaCO3 + 2 LiCl
ZnSO4 + K2CO3 + H2O = K2SO4 + Zn(OH)2 + CO2 =>
ZnSO4 + K2CO3 + H2O = K2SO4 + Zn(OH)2 + CO2
Ag(s) + H2S(g) + O2 = Ag2S(s)(tarnish) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2 = 2 Ag2S(s)(tarnish) + 2 H2O(l)
H2O + C6H8O7 = H2 + C6H7O8 =>
2 H2O + 2 C6H8O7 = 3 H2 + 2 C6H7O8
AlP + H2SO4 = Al2(SO4)3 + PH3 =>
2 AlP + 3 H2SO4 = Al2(SO4)3 + 2 PH3
Fe + Zn(SO4) = Fe(SO4) + Zn =>
Fe + Zn(SO4) = Fe(SO4) + Zn
HBr + NiCO3 = NiBr2 + H2O + CO2 =>
2 HBr + NiCO3 = NiBr2 + H2O + CO2
K2Cr2O7 + H2O + K2SO3 = K[Cr(OH)4] + K2SO4 =>
K2Cr2O7 + 4 H2O + 3 K2SO3 = 2 K[Cr(OH)4] + 3 K2SO4
CaCl2 + Pb(C2H3O2)2 = Ca(C2H3O2)2 + PbCl2 =>
CaCl2 + Pb(C2H3O2)2 = Ca(C2H3O2)2 + PbCl2
KCN + H2SO4 = K2SO4 + HCN =>
2 KCN + H2SO4 = K2SO4 + 2 HCN
C7H16 + O2 = C + H2O =>
C7H16 + 4 O2 = 7 C + 8 H2O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Fe2(SO4)3 + ZnO = ZnSO4 + Fe2O3 =>
Fe2(SO4)3 + 3 ZnO = 3 ZnSO4 + Fe2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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