| Équations équilibrées la veille |
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KBr + AgNO3 = AgBr + K(NO3) =>
KBr + AgNO3 = AgBr + K(NO3)
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
C7H8 + HCl = CH3Cl + C6H6 =>
C7H8 + HCl = CH3Cl + C6H6
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
C2H6 + NO3{-} + H{+} + H2O = HCO3{-} + NH4{+} =>
4 C2H6 + 7 NO3{-} + 6 H{+} + 3 H2O = 8 HCO3{-} + 7 NH4{+}
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Mg + MnBr = MgBr + Mn =>
Mg + MnBr = MgBr + Mn
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH = CHCH3 =>
CH3CH = CHCH3
Na2CrO4 + HCl = Cl2 + CrCl3 + H2O + NaCl =>
2 Na2CrO4 + 16 HCl = 3 Cl2 + 2 CrCl3 + 8 H2O + 4 NaCl
Br2 + K2SO3 + H2O = H2SO4 + KBr =>
Br2 + K2SO3 + H2O = H2SO4 + 2 KBr
HBr + KHCO3 = H2O + KBr + CO2 =>
HBr + KHCO3 = H2O + KBr + CO2
Sn + Al(C2H3O2)3 = Sn(C2H3O2)4 + Al =>
3 Sn + 4 Al(C2H3O2)3 = 3 Sn(C2H3O2)4 + 4 Al
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
H2O + CaO = HCa + O =>
H2O + 2 CaO = 2 HCa + 3 O
SO2(g) + CaCO3(s) + O2(g) = CaSO4(a) + CO2(g) =>
2 SO2(g) + 2 CaCO3(s) + O2(g) = 2 CaSO4(a) + 2 CO2(g)
Li(s) + H2O(l) = LiOH + H2 =>
2 Li(s) + 2 H2O(l) = 2 LiOH + H2
LiBr + F2 = Li + FBr =>
2 LiBr + F2 = 2 Li + 2 FBr
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
K3PO4 + H3PO4 = KH2PO4 =>
K3PO4 + 2 H3PO4 = 3 KH2PO4
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
N2O5 + NaOH = N2OH + O5Na =>
N2O5 + NaOH = N2OH + O5Na
NH4Cl + Ba = NH3 + BaCl2 + H2 =>
2 NH4Cl + Ba = 2 NH3 + BaCl2 + H2
Na3PO4 + HCl = NaCl + H3(PO4) =>
Na3PO4 + 3 HCl = 3 NaCl + H3(PO4)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
HCl + Na2CO = COCl2 + H2 + NaCl =>
4 HCl + Na2CO = COCl2 + 2 H2 + 2 NaCl
NaCl = Na + Cl =>
NaCl = Na + Cl
Ba + H3O = Ba(OH)2 + H2 =>
Ba + 2 H3O = Ba(OH)2 + 2 H2
CS2 + F2 = F2CF4 + S =>
CS2 + 3 F2 = F2CF4 + 2 S
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
S7 + F2 = S2F6 =>
2 S7 + 21 F2 = 7 S2F6
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CaH20 + O2 = OH2 + Ca =>
CaH20 + 5 O2 = 10 OH2 + Ca
Sc + F = ScF3 =>
Sc + 3 F = ScF3
CuCl2 + Cu + HCl = H[CuCl2] =>
CuCl2 + Cu + 2 HCl = 2 H[CuCl2]
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KMnO4(aq) + H2C2O4(s) + HCl(aq) = MnCl2(aq) + CO2(g) + KCl(aq) + H2O(l) =>
2 KMnO4(aq) + 5 H2C2O4(s) + 6 HCl(aq) = 2 MnCl2(aq) + 10 CO2(g) + 2 KCl(aq) + 8 H2O(l)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Cu(OH)2 + CH3COOH = C4H6CuO4 + H2O =>
Cu(OH)2 + 2 CH3COOH = C4H6CuO4 + 2 H2O
SO3 + AgNO3 + H2O = Ag2SO4 + HNO3 =>
SO3 + 2 AgNO3 + H2O = Ag2SO4 + 2 HNO3
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Équations équilibrées sur12/31/24
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