| Équations équilibrées la veille |
2 H3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 HCl
Fe + C2H4O2 = H2 + Fe(C2H3O2)2 =>
Fe + 2 C2H4O2 = H2 + Fe(C2H3O2)2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
Na3(NO) + Pb(OH)2 = NaOH + Pb3(NO)2 =>
2 Na3(NO) + 3 Pb(OH)2 = 6 NaOH + Pb3(NO)2
S2O8{2-} + Cr{3+} + H2O = Cr2O7{2-} + SO3{2-} + H{+} =>
S2O8{2-} + 2 Cr{3+} + 5 H2O = Cr2O7{2-} + 2 SO3{2-} + 10 H{+}
Fe{+3} + I = Fe + I{+4} =>
4 Fe{+3} + 3 I = 4 Fe + 3 I{+4}
Mg(s) + HCl(ac) = MgCl2(ac) + H2(g) =>
Mg(s) + 2 HCl(ac) = MgCl2(ac) + H2(g)
O2 + Al + HCl = AlCl3H2O + H2 =>
O2 + 2 Al + 6 HCl = 2 AlCl3H2O + H2
Li2CrO4 + Al(C2H3O2)3 = LiC2H3O2 + Al2(CrO4)3 =>
3 Li2CrO4 + 2 Al(C2H3O2)3 = 6 LiC2H3O2 + Al2(CrO4)3
CrI3 + CaBr2 = CrBr3 + CaI2 =>
2 CrI3 + 3 CaBr2 = 2 CrBr3 + 3 CaI2
Cu(SO3) + K(NO3) = Cu(NO3)2 + K2(SO3) =>
Cu(SO3) + 2 K(NO3) = Cu(NO3)2 + K2(SO3)
ClH + F2 = Cl2 + HF =>
2 ClH + F2 = Cl2 + 2 HF
(C2H5)2O + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5(C2H5)2O + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 8 MnSO4 + 4 K2SO4 + 17 H2O
C20H16N4Na2O6*2H2O + Fe(OH)2 = C20H16N4FeO6*2H2O + NaOH =>
C20H16N4Na2O6*2H2O + Fe(OH)2 = C20H16N4FeO6*2H2O + 2 NaOH
H2O + MgCl2 = MgO + ClH =>
H2O + MgCl2 = MgO + 2 ClH
Cu(NH3)4 + OH + HNO3 = Cu(OH)2 + NH4NO3 =>
Cu(NH3)4 + 2 OH + 4 HNO3 = Cu(OH)2 + 4 NH4NO3
Be(s) + F2(s) = BeF2(s) =>
Be(s) + F2(s) = BeF2(s)
HCIO3(aq) + Sc(OH)3(aq) = Sc(CIO3)3(aq) + H2O(l) =>
3 HCIO3(aq) + Sc(OH)3(aq) = Sc(CIO3)3(aq) + 3 H2O(l)
MnCl2 + KMnO4 + C5H8O2 = Mn(C5H7O2)3 + HCl + KCl + H2O =>
4 MnCl2 + KMnO4 + 15 C5H8O2 = 5 Mn(C5H7O2)3 + 7 HCl + KCl + 4 H2O
CH3CHO + Cr2O7{-2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
7 CH3CHO + 2 Cr2O7{-2-} + 14 H{+} = 7 CH3COOH + 4 Cr{3+} + 7 H2O
K2MnO4 + C2H2O4 + H2SO4 = Mn2(SO4)3 + K2SO4 + CO2 + H2O =>
2 K2MnO4 + 3 C2H2O4 + 5 H2SO4 = Mn2(SO4)3 + 2 K2SO4 + 6 CO2 + 8 H2O
Na2CO3(s) + HCl = NaCl + CO2(g) + H2O =>
Na2CO3(s) + 2 HCl = 2 NaCl + CO2(g) + H2O
Ag + ClO = AgCl + O2 =>
2 Ag + 2 ClO = 2 AgCl + O2
B + F1 = BF3 =>
B + 3 F1 = BF3
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
SiCl2 + NH3 = Si3N4 + HCl + H2 =>
3 SiCl2 + 4 NH3 = Si3N4 + 6 HCl + 3 H2
Sm + O2 = Sm2O3 =>
4 Sm + 3 O2 = 2 Sm2O3
AuCl3 + H2 = H2AuCl3 =>
AuCl3 + H2 = H2AuCl3
Ag(s) + HNO3 = AgNO3(ac) + NO + H2O =>
3 Ag(s) + 4 HNO3 = 3 AgNO3(ac) + NO + 2 H2O
Li2S + S = Li2S6 =>
Li2S + 5 S = Li2S6
Cu{2+}(SO4) + Fe = Fe{2+}(SO4) + Cu =>
Cu{2+}(SO4) + Fe = Fe{2+}(SO4) + Cu
ZnHCl2 = ZnCl2 + H =>
ZnHCl2 = ZnCl2 + H
Be + CO2 = BeCO2 =>
Be + CO2 = BeCO2
ZnHCl2 = HZnCl2 =>
ZnHCl2 = HZnCl2
CaF2*3Ca3(PO4)2 + H2SO4 = H3PO4 + HF + CaSO4 =>
CaF2*3Ca3(PO4)2 + 10 H2SO4 = 6 H3PO4 + 2 HF + 10 CaSO4
H{+3}PO{-4} + MgCO{-3} = Mg{+3}(PO{-4}){-2} + CO{-2} + H{+2}O =>
4 H{+3}PO{-4} + MgCO{-3} = Mg{+3}(PO{-4}){-2} + CO{-2} + 4 H{+2}O
ZnHCl2 = HZnCl2 =>
ZnHCl2 = HZnCl2
Co(NO2)2 + Ni = Ni(NO2)3 + Co =>
3 Co(NO2)2 + 2 Ni = 2 Ni(NO2)3 + 3 Co
MgCl2 + BaCl2 = MgCl2BaCl2 =>
MgCl2 + BaCl2 = MgCl2BaCl2
AgNO3 + K2SO4 = (Ag2SO4) + KNO3 =>
2 AgNO3 + K2SO4 = (Ag2SO4) + 2 KNO3
CoCl2(aq) + NaOH(aq) = NaCl + Co + OH =>
CoCl2(aq) + 2 NaOH(aq) = 2 NaCl + Co + 2 OH
ZnHCl2 = HZnCl2 =>
ZnHCl2 = HZnCl2
Mg(SO4) + Na2CO3 = MgCO3 + Na2SO4 =>
Mg(SO4) + Na2CO3 = MgCO3 + Na2SO4
Mg2 + H2O = MgO + H =>
Mg2 + 2 H2O = 2 MgO + 4 H
(C2H5)2NH2Cl + CuCl2*2H2O = ((C2H5)2NH2)2CuCl4 + H2O =>
2(C2H5)2NH2Cl + CuCl2*2H2O = ((C2H5)2NH2)2CuCl4 + 2 H2O
ZnHCl2 = ZnCl2 + H2 =>
2 ZnHCl2 = 2 ZnCl2 + H2
K2CO3(s) + HClO3(aq) = KClO3(aq) + H2O(l) + CO2(g) =>
K2CO3(s) + 2 HClO3(aq) = 2 KClO3(aq) + H2O(l) + CO2(g)
K2MnO4 + H2O = HMnO4 + MnO2 + KOH =>
3 K2MnO4 + 4 H2O = 2 HMnO4 + MnO2 + 6 KOH
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Équations équilibrées sur01/27/25
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