| Équations équilibrées la veille |
Cr + 3 NiNO3 = Cr(NO3)3 + 3 Ni
BF3(g) + H2O(l) = HF(l) + H3BO3(s) =>
BF3(g) + 3 H2O(l) = 3 HF(l) + H3BO3(s)
Cr2(SO4) + H2O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4) + 5 H2O2 + 6 NaOH = 2 Na2CrO4 + Na2SO4 + 8 H2O
K2CO3 + Mg3(PO4)2 = K3PO4 + MgCO3 =>
3 K2CO3 + Mg3(PO4)2 = 2 K3PO4 + 3 MgCO3
Ca(OH)2 + SnO2 = CaO2 + Sn(OH)2 =>
Ca(OH)2 + SnO2 = CaO2 + Sn(OH)2
H2O + Mg(NO2)2 + FeCl2 + KCl = NH + Mg(OH)2 + FeCl3 + KOH =>
6 H2O + Mg(NO2)2 + 8 FeCl2 + 8 KCl = 2 NH + Mg(OH)2 + 8 FeCl3 + 8 KOH
NaCl + NaClO + HNO3 = H2O + NaNO3 + Cl2 =>
NaCl + NaClO + 2 HNO3 = H2O + 2 NaNO3 + Cl2
Cr(OH)3 + CuSO4 = Cr2(SO4)3 + Cu(OH)2 =>
2 Cr(OH)3 + 3 CuSO4 = Cr2(SO4)3 + 3 Cu(OH)2
[Cu(H2O)4]SO4*H2O + KCN = [Cu(KCN)4]SO4*H2O + H2O =>
[Cu(H2O)4]SO4*H2O + 4 KCN = [Cu(KCN)4]SO4*H2O + 4 H2O
NH4Cl + H3PO4 = (NH4)2HPO4 + HCl =>
2 NH4Cl + H3PO4 = (NH4)2HPO4 + 2 HCl
CH3CONH2 + P4O10 = CH3CN + HPO3 =>
2 CH3CONH2 + P4O10 = 2 CH3CN + 4 HPO3
Zn + Mg(OH)2 = MgZnO2 + H2 =>
Zn + Mg(OH)2 = MgZnO2 + H2
Na + Hg2Cl2 = NaCl + Hg =>
2 Na + Hg2Cl2 = 2 NaCl + 2 Hg
MgF2 + Zn = MgZn2 + F2 =>
MgF2 + 2 Zn = MgZn2 + F2
N2H6SO4 + CuCl2 + NaOH = N2 + Cu + NaCl + H2SO4 + H2O =>
N2H6SO4 + 2 CuCl2 + 4 NaOH = N2 + 2 Cu + 4 NaCl + H2SO4 + 4 H2O
FePO4 = Fe + PO4 =>
FePO4 = Fe + PO4
Ca + Fe(SO4)2 = CaSO4 + Fe =>
2 Ca + Fe(SO4)2 = 2 CaSO4 + Fe
Zn(OH)2 + BaO = Ba(OH)2 + ZnO =>
Zn(OH)2 + BaO = Ba(OH)2 + ZnO
BaS + O = BaO + S =>
BaS + O = BaO + S
[Sn(OH)3]{-} + Bi{3+} + OH{-} = [Sn(OH)6]{2-} + Bi =>
3[Sn(OH)3]{-} + 2 Bi{3+} + 9 OH{-} = 3[Sn(OH)6]{2-} + 2 Bi
Cr(SO4)3(aq) + Na2CO3(aq) = Cr2(CO3)3(aq) + NaSO4(s) =>
2 Cr(SO4)3(aq) + 3 Na2CO3(aq) = Cr2(CO3)3(aq) + 6 NaSO4(s)
As4S4 + O2 = As2O3 + SO2 =>
As4S4 + 7 O2 = 2 As2O3 + 4 SO2
S2O8{-2} + MnSO4 + H2O = HSO4{-} + H2MnO3 + H{+} =>
S2O8{-2} + MnSO4 + 3 H2O = 3 HSO4{-} + H2MnO3 + H{+}
SiCl4 + H2O = Si(OH)4 + HCl =>
SiCl4 + 4 H2O = Si(OH)4 + 4 HCl
BrC6H5 + Mg = C6H5MgBr =>
BrC6H5 + Mg = C6H5MgBr
CaO + H3BO3 = Ca3(BO3)2 + H2O =>
3 CaO + 2 H3BO3 = Ca3(BO3)2 + 3 H2O
Fe + Hg(NO3)2 = Hg + Fe(NO3)3 =>
2 Fe + 3 Hg(NO3)2 = 3 Hg + 2 Fe(NO3)3
(HCOO)2Cu + NaOH = (HCOO)2OH + NaCu =>
(HCOO)2Cu + NaOH = (HCOO)2OH + NaCu
CH5 + O2 = CO2 + H2 =>
2 CH5 + 2 O2 = 2 CO2 + 5 H2
C2H5COOH(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C2H5COOH(aq) + 7 O2(g) = 6 CO2(g) + 6 H2O(l)
ZnO + KMnO4 = Zn(MnO4)2 + K2O =>
ZnO + 2 KMnO4 = Zn(MnO4)2 + K2O
C6H5NH2 + HCl = C6H5Cl + NH3 =>
C6H5NH2 + HCl = C6H5Cl + NH3
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)2(l) + NaNO3(aq) =>
Ca(NO3)2(aq) + 2 NaOH(aq) = Ca(OH)2(l) + 2 NaNO3(aq)
Cd + Cu = CdCu =>
Cd + Cu = CdCu
Cu2SO4 + HCl = CuCl + H2SO4 =>
Cu2SO4 + 2 HCl = 2 CuCl + H2SO4
Cr2O7{2-} + C2H2O4 + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 3 C2H2O4 + 8 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
FeCl2 + KMnO4 + H2SO4 = HCl + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10 FeCl2 + 2 KMnO4 + 18 H2SO4 = 20 HCl + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
CuC2O4 = Cu + C2O4 =>
CuC2O4 = Cu + C2O4
Mg(aq) + Cl(aq) = MgCl(aq) =>
Mg(aq) + Cl(aq) = MgCl(aq)
NH4Cl + Mg3N2 = (NH4)3N + MgCl2 =>
6 NH4Cl + Mg3N2 = 2(NH4)3N + 3 MgCl2
Cu + PbO = CuO + Pb =>
Cu + PbO = CuO + Pb
Cu + H3SO4 = CuSO4 + H2O + SO2 =>
Cu + 4 H3SO4 = CuSO4 + 6 H2O + 3 SO2
CH3Cl + CHCNa = CH3CCH + NaCl =>
CH3Cl + CHCNa = CH3CCH + NaCl
CuSO4*1H2O = CuSO4 + H2O =>
CuSO4*1H2O = CuSO4 + H2O
SeO3{2-} + H{+} + MnO4{-} = SeO4{2-} + Mn{2+} + H2O =>
5 SeO3{2-} + 6 H{+} + 2 MnO4{-} = 5 SeO4{2-} + 2 Mn{2+} + 3 H2O
Cu(SO4) + NH4(OH) = Cu(NH4OH) + SO4 =>
Cu(SO4) + NH4(OH) = Cu(NH4OH) + SO4
NaOH + (NO3{-}) = NaO + H(NO3{-}) =>
NaOH + (NO3{-}) = NaO + H(NO3{-})
KIPbNO32 = KNO32PbI =>
KIPbNO32 = KNO32PbI
C6H4COOHNO2 + O2 = CO2 + H2O + N2O =>
2 C6H4COOHNO2 + 13 O2 = 14 CO2 + 5 H2O + N2O
Ac(OH)3 = Ac2O3 + H2O =>
2 Ac(OH)3 = Ac2O3 + 3 H2O
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Équations équilibrées sur10/17/24
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