| Équations équilibrées la veille |
8 Zn + As2O5 + 8 H2SO4 = 8 ZnSO4 + 2 AsH3 + 5 H2O
Zn(OH)2 + HNO2 = Zn(NO3)2 + H2 =>
Zn(OH)2 + 2 HNO2 = Zn(NO3)2 + 2 H2
P2O5 + BaO = Ba3(PO4)2 =>
P2O5 + 3 BaO = Ba3(PO4)2
H{+} + CO{-} = HCO =>
H{+} + CO{-} = HCO
MgO + P2O5 = MgOP2O5 =>
MgO + P2O5 = MgOP2O5
Na(CO3)2 + Ca(NO3)2 = Na(NO3)2 + Ca(CO3)2 =>
Na(CO3)2 + Ca(NO3)2 = Na(NO3)2 + Ca(CO3)2
C2H52OH + KMnO4 + H2SO4 = C2H4O2 + MnSO4 + H2O + KSO4 =>
4 C2H52OH + 51 KMnO4 + 102 H2SO4 = 4 C2H4O2 + 51 MnSO4 + 200 H2O + 51 KSO4
Al(OH)3 + HNO2 = Al(NO2)3 + H2O =>
Al(OH)3 + 3 HNO2 = Al(NO2)3 + 3 H2O
H{+} + SbO{+} + Hg2{2+} = Sb + Hg{2+} + H2O =>
4 H{+} + 2 SbO{+} + 3 Hg2{2+} = 2 Sb + 6 Hg{2+} + 2 H2O
NaF(aq) + UBr6(aq) = UF6(s) + NaBr(aq) =>
6 NaF(aq) + UBr6(aq) = UF6(s) + 6 NaBr(aq)
As4O2 + C = As + CO =>
As4O2 + 2 C = 4 As + 2 CO
SO3{2-} = S2O6{2-} + e =>
2 SO3{2-} = S2O6{2-} + 2e
CH3CH2COOCH + H2O = CH3CH2COO + H3O =>
3 CH3CH2COOCH + 4 H2O = 4 CH3CH2COO + 2 H3O
Ba(OH)2 + Fe(NO3)3 = Ba(NO3)2 + Fe(OH)3 =>
3 Ba(OH)2 + 2 Fe(NO3)3 = 3 Ba(NO3)2 + 2 Fe(OH)3
CHNaO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
2 CHNaO3 + H2SO4 = 2 CO2 + 2 H2O + Na2SO4
KOH + HC{2}H{3}O{2} = KC{2}H{3}O{2} + H(OH) =>
KOH + HC{2}H{3}O{2} = KC{2}H{3}O{2} + H(OH)
Na3PO4NaOH = Na4OHPO4 =>
Na3PO4NaOH = Na4OHPO4
N2 + Ba = N3Ba2 =>
3 N2 + 4 Ba = 2 N3Ba2
AgI + HNO3 = INO3 + AgH =>
AgI + HNO3 = INO3 + AgH
Mg + Mn(NO3)2 = Mg(NO3)2 + Mn =>
Mg + Mn(NO3)2 = Mg(NO3)2 + Mn
C3H7COOH + H2O = C3H7COO + H3O =>
C3H7COOH + H2O = C3H7COO + H3O
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
Na2SO3 + NaI + HCl = NaCl + H2O + I2 + S =>
Na2SO3 + 4 NaI + 6 HCl = 6 NaCl + 3 H2O + 2 I2 + S
CH3COOH(aq) + Na(aq) = CH3COONa(aq) + H2(l) =>
2 CH3COOH(aq) + 2 Na(aq) = 2 CH3COONa(aq) + H2(l)
H2S + OH{-} = HS{-} + H2O =>
H2S + OH{-} = HS{-} + H2O
NH4OH + MgSO4 = H8MgN2O8S2 + Mg(OH)2 =>
2 NH4OH + 2 MgSO4 = H8MgN2O8S2 + Mg(OH)2
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
CuSO4*10H2O + NaOH = Cu(OH)2 + Na2SO4 + H2O =>
CuSO4*10H2O + 2 NaOH = Cu(OH)2 + Na2SO4 + 10 H2O
MgO4 + HCl = Cl2Mg2 + H2O + O3 =>
6 MgO4 + 6 HCl = 3 Cl2Mg2 + 3 H2O + 7 O3
Na{+1)+Cl{-} = NaCl =>
Na{+1)+Cl{-} = NaCl
Mg2Si + H2SO4 = SiH4 + MgSO4 =>
Mg2Si + 2 H2SO4 = SiH4 + 2 MgSO4
Na2CrO4 + FeCl3 = Fe2(CrO4)3 + NaCl =>
3 Na2CrO4 + 2 FeCl3 = Fe2(CrO4)3 + 6 NaCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ba + Li2O = Li + BaO =>
Ba + Li2O = 2 Li + BaO
Na + SO2 + H2O = Na2SO3 + H2 =>
2 Na + SO2 + H2O = Na2SO3 + H2
MgCl2 + K2CO3 = KCl + MgCO3 =>
MgCl2 + K2CO3 = 2 KCl + MgCO3
MgBr3 = Mg + Br =>
MgBr3 = Mg + 3 Br
C49H88O6 + O2 = H2O + CO2 =>
C49H88O6 + 68 O2 = 44 H2O + 49 CO2
H3 + Co = CoH =>
H3 + 3 Co = 3 CoH
Fr + Al2O3 = Al + Fr2O =>
6 Fr + Al2O3 = 2 Al + 3 Fr2O
NH4Cl + NaNO3 = (NH4)(NO3) + NaCl =>
NH4Cl + NaNO3 = (NH4)(NO3) + NaCl
(NH4)(N2) + Pb(ClO4) = (NH4)(ClO4) + Pb(N2) =>
(NH4)(N2) + Pb(ClO4) = (NH4)(ClO4) + Pb(N2)
H2PO4 + Fe = Fe3(PO4) + H2 =>
H2PO4 + 3 Fe = Fe3(PO4) + H2
NaOH + Fe = NaFe + OH =>
NaOH + Fe = NaFe + OH
Fe(NO3)2(aq) + K2SO4(aq) = FeSO4(s) + KNO3(aq) =>
Fe(NO3)2(aq) + K2SO4(aq) = FeSO4(s) + 2 KNO3(aq)
Mg3(PO4)2 + HCl = Mg(HPO4) + MgCl2 =>
Mg3(PO4)2 + 2 HCl = 2 Mg(HPO4) + MgCl2
H2SO4 + Fe(NH4)2SO4 = H2(SO4)2 + Fe(NH4)2 =>
H2SO4 + Fe(NH4)2SO4 = H2(SO4)2 + Fe(NH4)2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
silicon + sulfur = Si2S4 =>
2 Si + 4 S = Si2S4
C6H6O + N2O = CO2 + H2O + N2 =>
C6H6O + 14 N2O = 6 CO2 + 3 H2O + 14 N2
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