| Équations équilibrées la veille |
Ca(OH)2 + 2 NaCl = CaCl2 + 2 NaOH
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
K2[Zn(OH)4] + CO2 = K2CO3 + Zn(OH)2 + H2O =>
K2[Zn(OH)4] + CO2 = K2CO3 + Zn(OH)2 + H2O
KClO + HBr = KBr + HClO =>
KClO + HBr = KBr + HClO
AgCH3Co2 + NaCl = AgCl + NaCH3Co2 =>
AgCH3Co2 + NaCl = AgCl + NaCH3Co2
Cr(No3)3 + KOH = Cr(OH)3 + KNo3 =>
Cr(No3)3 + 3 KOH = Cr(OH)3 + 3 KNo3
S2O3 = S8 + SO3 =>
8 S2O3 = S8 + 8 SO3
NaBr + K3PO4 = Na3(PO4) + KBr =>
3 NaBr + K3PO4 = Na3(PO4) + 3 KBr
Cu(NO3)2 + Na2(SO4) = Cu(SO4) + NaNO3 =>
Cu(NO3)2 + Na2(SO4) = Cu(SO4) + 2 NaNO3
Na2O + MgI2 = MgO + NaI =>
Na2O + MgI2 = MgO + 2 NaI
F + N2 = FN =>
2 F + N2 = 2 FN
Au + H2S = Au2S + H2 =>
2 Au + H2S = Au2S + H2
C6H5MgBr + H2O = C6H6 + MgBr(OH) =>
C6H5MgBr + H2O = C6H6 + MgBr(OH)
XAuCl3 + H2S + H2O = XAu + HCl + H2SO4 =>
8 XAuCl3 + 3 H2S + 12 H2O = 8 XAu + 24 HCl + 3 H2SO4
Cr(iii) + OH = Cr(OH)3 =>
Cr(iii) + 3 OH = Cr(OH)3
Li(s) + N2(g) = Li3N =>
6 Li(s) + N2(g) = 2 Li3N
Cu(OH)2 + KOH = CuOH + K(OH)2 =>
Cu(OH)2 + KOH = CuOH + K(OH)2
Na(HCO3) + CH3COOH = NaC2H3O2 + H2O + CO2 =>
Na(HCO3) + CH3COOH = NaC2H3O2 + H2O + CO2
Sn2O3 + NaClO + HCl = SnCl4 + NaCl + H2O =>
Sn2O3 + NaClO + 8 HCl = 2 SnCl4 + NaCl + 4 H2O
MnSO4 + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + Na2SO4 + CO2 =>
MnSO4 + 2 Na2CO3 + 2 KNO3 = Na2MnO4 + 2 KNO2 + Na2SO4 + 2 CO2
Sn + AlCl3 = Al + SnCl4 =>
3 Sn + 4 AlCl3 = 4 Al + 3 SnCl4
At{-} + Cl2 + H2O = AtO3{-} + Cl{-} + H{+} =>
At{-} + 3 Cl2 + 3 H2O = AtO3{-} + 6 Cl{-} + 6 H{+}
Bi(OH)3 + H{+} = Bi{3+} + H2O =>
Bi(OH)3 + 3 H{+} = Bi{3+} + 3 H2O
B5H9(l) + O2(g) = B2O3(s) + H2O(g) =>
2 B5H9(l) + 12 O2(g) = 5 B2O3(s) + 9 H2O(g)
CaCO3 + SO2 + O2 + H2O = CaSO4(H2O)2 + CO2 =>
2 CaCO3 + 2 SO2 + O2 + 4 H2O = 2 CaSO4(H2O)2 + 2 CO2
SO4 + SrO = SrSO4 + O =>
SO4 + SrO = SrSO4 + O
CaF2 + Cl = CaCl2 + F =>
CaF2 + 2 Cl = CaCl2 + 2 F
ClCH2COOH + NaHCO3 = ClCH2COONa + H2O + CO2 =>
ClCH2COOH + NaHCO3 = ClCH2COONa + H2O + CO2
Li2O + Be = Li + BeO =>
Li2O + Be = 2 Li + BeO
Zn(s) + H2O(l) = ZnOH(aq) + H2(g) =>
2 Zn(s) + 2 H2O(l) = 2 ZnOH(aq) + H2(g)
B + CI2 = BCI2 =>
B + CI2 = BCI2
CaF2 + Cl = CaCl2 + F =>
CaF2 + 2 Cl = CaCl2 + 2 F
Ni(NO3)2 + Na3(PO4) = Ni3(PO4)2 + NaNO3 =>
3 Ni(NO3)2 + 2 Na3(PO4) = Ni3(PO4)2 + 6 NaNO3
C2H2 + CaC2 = C2C2 + CaH2 =>
C2H2 + CaC2 = C2C2 + CaH2
Al2(CO3)3(s) + HCl(g) = AlCl3(s) + CO2(g) + H2O =>
Al2(CO3)3(s) + 6 HCl(g) = 2 AlCl3(s) + 3 CO2(g) + 3 H2O
Na(HCO3) + H3C6H5O7 = CO2 + H2O + Na3(C6H5O7) =>
3 Na(HCO3) + H3C6H5O7 = 3 CO2 + 3 H2O + Na3(C6H5O7)
C4H8 + KMnO4 + H2O = C4H9O + MnO2 + KOH =>
3 C4H8 + KMnO4 + 2 H2O = 3 C4H9O + MnO2 + KOH
NH3 + HOH = NH4OH =>
NH3 + HOH = NH4OH
Ni(s) + CuCl2 = NiCl2 + Cu(s) =>
Ni(s) + CuCl2 = NiCl2 + Cu(s)
C4H8O4 = C2H5OH + CO2 =>
3 C4H8O4 = 4 C2H5OH + 4 CO2
MgSO4 + NH4Cl = (NH4)2SO4 + MgCl2 =>
MgSO4 + 2 NH4Cl = (NH4)2SO4 + MgCl2
H2S + KMnO4 + KOH = KSO3 + K2MnO4 + H2O =>
H2S + 7 KMnO4 + 8 KOH = KSO3 + 7 K2MnO4 + 5 H2O
C5H10 = C + H =>
C5H10 = 5 C + 10 H
KOH + H = K + H2O =>
KOH + H = K + H2O
Mg + C = Mg2C3 =>
2 Mg + 3 C = Mg2C3
KNO3 + MgH2 = KNO + MgO + H2O =>
KNO3 + MgH2 = KNO + MgO + H2O
FeS2 + O + H2O = Fe + H2SO4 =>
FeS2 + 6 O + 2 H2O = Fe + 2 H2SO4
Cr(OH)4{-} + IO3{-} + OH{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)4{-} + IO3{-} + 2 OH{-} = 2 CrO4{2-} + I{-} + 5 H2O
Zn(NO3)2 + Na = Na(NO3) + Zn =>
Zn(NO3)2 + 2 Na = 2 Na(NO3) + Zn
Fe2(SO4)3 + NaI = I + FeSO4 + Na2SO4 =>
Fe2(SO4)3 + 2 NaI = 2 I + 2 FeSO4 + Na2SO4
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Équations équilibrées sur10/23/24
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