| Équations équilibrées la veille |
NaN3 + 9 HCl + 8 Na = 9 NaCl + 3 H3N
CO2 + H2O = C6H12O6 + O6 = =>
6 CO2 + 6 H2O = C6H12O6 + 2 O6
C14H10O2 + NaBH4 = C14H14O2 + NaB =>
C14H10O2 + NaBH4 = C14H14O2 + NaB
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
(NH2)2CO = N + H4CO =>
(NH2)2CO = 2 N + H4CO
Al(OH)3 + H2(SO3) = H2O + Al2(SO3)3 =>
2 Al(OH)3 + 3 H2(SO3) = 6 H2O + Al2(SO3)3
K2SO4 + SrI2 = KI + SrSO4 =>
K2SO4 + SrI2 = 2 KI + SrSO4
Pb3(PO4)2 = Pb{2+} + PO4{3-} =>
Pb3(PO4)2 = 3 Pb{2+} + 2 PO4{3-}
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaN3(s) + Fe2O3(s) = NaO(s) + Fe(s) + N2(g) =>
6 NaN3(s) + 2 Fe2O3(s) = 6 NaO(s) + 4 Fe(s) + 9 N2(g)
H2TeO4 + Co = Co2(TeO4)3 + H2 =>
3 H2TeO4 + 2 Co = Co2(TeO4)3 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Pb3(PO4)2 = Pb{2+} + PO4{3-} =>
Pb3(PO4)2 = 3 Pb{2+} + 2 PO4{3-}
H2SO4 + SrCl2 = SrSO4 + HCl =>
H2SO4 + SrCl2 = SrSO4 + 2 HCl
Sb + Cl2 = Sb1Cl2 =>
Sb + Cl2 = Sb1Cl2
H3PO4 + SO2 = P4O6 + H2SO4 + H2O =>
4 H3PO4 + 4 SO2 = P4O6 + 4 H2SO4 + 2 H2O
CaO + H2O = O2 + CaH2 =>
CaO + H2O = O2 + CaH2
Li2CO2 + BN = BCO2 + Li2N =>
Li2CO2 + BN = BCO2 + Li2N
Mg + S = MgS =>
Mg + S = MgS
NaCl + Na3PO4 + Fe(OH)3 + H2O = FeHPO3 + NaClO + NaOH =>
3 NaCl + 2 Na3PO4 + 2 Fe(OH)3 + H2O = 2 FeHPO3 + 3 NaClO + 6 NaOH
Al(s) + PbBr4(l) = AlPb(s) + Br(l) =>
Al(s) + PbBr4(l) = AlPb(s) + 4 Br(l)
Na2CO3 + HF = H2CO3 + NaF =>
Na2CO3 + 2 HF = H2CO3 + 2 NaF
Fe(s) + Cl2(aq) = Fe{3+}(aq) + Cl{-}(aq) =>
2 Fe(s) + 3 Cl2(aq) = 2 Fe{3+}(aq) + 6 Cl{-}(aq)
Mg(OH)2 + N2O5 = Mg(NO3)2 + HNO3 =>
Mg(OH)2 + 2 N2O5 = Mg(NO3)2 + 2 HNO3
GaN + Cl2 = GaCl3 + N2 =>
2 GaN + 3 Cl2 = 2 GaCl3 + N2
K2Cr2O7 + H2C2O4*2H2O = K[Cr(H2O)2(C2O4)2] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(H2O)2(C2O4)2] + 17 H2O + 6 CO2
CrO4 + OH + S2O4 = Cr(OH)3 + SO3 =>
CrO4 + 3 OH + 2 S2O4 = Cr(OH)3 + 4 SO3
Na2O + KOH = K2O + NaOH =>
Na2O + 2 KOH = K2O + 2 NaOH
BaCl2 + Cr2O7 = Cl + Ba(Cr2O7) =>
BaCl2 + Cr2O7 = 2 Cl + Ba(Cr2O7)
Al2(SO4)3 + NH4OH + H2SO4 = NH4Al(SO4)2 + H2O =>
Al2(SO4)3 + 2 NH4OH + H2SO4 = 2 NH4Al(SO4)2 + 2 H2O
CaBr2 + BaO = CaO + BaBr2 =>
CaBr2 + BaO = CaO + BaBr2
C17H16O4N2 + O2 = HCN + H2O + CO2 =>
2 C17H16O4N2 + 33 O2 = 4 HCN + 14 H2O + 30 CO2
Na2Cr2O7 + Cu2O + H2O = Cu(OH)2 + Cr(OH)3 + NaOH =>
Na2Cr2O7 + 3 Cu2O + 10 H2O = 6 Cu(OH)2 + 2 Cr(OH)3 + 2 NaOH
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
(NH4)2CO3 + H2O = H3O + (NH3)2CO3 =>
(NH4)2CO3 + 2 H2O = 2 H3O + (NH3)2CO3
NaCrO2 + NaClO + NaOH = Na2CrO4 + NaCl + H2O =>
2 NaCrO2 + 3 NaClO + 2 NaOH = 2 Na2CrO4 + 3 NaCl + H2O
HCN + H2O = HCN(H2O) =>
HCN + H2O = HCN(H2O)
HNO3 = N2O5 + H2O =>
2 HNO3 = N2O5 + H2O
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
N(CH2CH2OH)3 + HNO2 = ON2(CH2CH2OH)2 + C2H4O + H2O =>
N(CH2CH2OH)3 + HNO2 = ON2(CH2CH2OH)2 + C2H4O + H2O
PbSO4 + KI = PbI2 + K2SO4 =>
PbSO4 + 2 KI = PbI2 + K2SO4
C5H10 + Cl2 = C5H7Cl3 + HCl =>
C5H10 + 3 Cl2 = C5H7Cl3 + 3 HCl
HCl(aq) + (NH4)2S(aq) = H2S(g) + NH4Cl(aq) =>
2 HCl(aq) + (NH4)2S(aq) = H2S(g) + 2 NH4Cl(aq)
NH4ClO5 + Ba(OH)2 = BaClO4 + H6O3N =>
NH4ClO5 + Ba(OH)2 = BaClO4 + H6O3N
NaClO3 + Al = Al(ClO3)3 + Na =>
3 NaClO3 + Al = Al(ClO3)3 + 3 Na
Ni2 + Fe2(SO4)3 = NiSO4 + Fe3 =>
9 Ni2 + 6 Fe2(SO4)3 = 18 NiSO4 + 4 Fe3
H2SO4 + H3PO4 = P2SO8 + H2O =>
H2SO4 + 2 H3PO4 = P2SO8 + 4 H2O
NaClO + Cr(NO3)3 + NaOH = NaCl + Na2CrO4 + H2O + NaNO3 =>
3 NaClO + 2 Cr(NO3)3 + 10 NaOH = 3 NaCl + 2 Na2CrO4 + 5 H2O + 6 NaNO3
Cd(NO3)2 + NaS = CdS2 + NaNO3 =>
Cd(NO3)2 + 2 NaS = CdS2 + 2 NaNO3
Si + KOH + O2 = K2SiO3 + H2 =>
2 Si + 4 KOH + O2 = 2 K2SiO3 + 2 H2
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