| Équations équilibrées la veille |
2 C7H6O3 + Na2CO3 = 2 NaC7H5O3 + H2O + CO2
KMnO4 + Na2SO3 + H2SO4 + KF = MnF3 + Na2SO4 + K2SO4 + H2O =>
KMnO4 + 2 Na2SO3 + 2 H2SO4 + 3 KF = MnF3 + 2 Na2SO4 + 2 K2SO4 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe2(O)3 + CO2 = Fe2(CO3)3 =>
Fe2(O)3 + 3 CO2 = Fe2(CO3)3
Fe(NO3)3 + KI = Fe(NO3)2 + K(NO3) + I2 =>
2 Fe(NO3)3 + 2 KI = 2 Fe(NO3)2 + 2 K(NO3) + I2
(NH4)2S + H2O = H2S + NH4OH =>
(NH4)2S + 2 H2O = H2S + 2 NH4OH
Al2O3 + Zn = ZnO + Al =>
Al2O3 + 3 Zn = 3 ZnO + 2 Al
CuCl2 + Be3N2 = Cu3N2 + BeCl2 =>
3 CuCl2 + Be3N2 = Cu3N2 + 3 BeCl2
C2H5NH2 + H2O = C2H5NH2H + OH =>
C2H5NH2 + H2O = C2H5NH2H + OH
H4S2 + Cl2 + O = H4S2Cl2O8 =>
H4S2 + Cl2 + 8 O = H4S2Cl2O8
Fe(NO3)3 + H2O = [Fe(H2O)6] + NO3 =>
Fe(NO3)3 + 6 H2O = [Fe(H2O)6] + 3 NO3
NI3(s) = N2(g) + I2(s) =>
2 NI3(s) = N2(g) + 3 I2(s)
C6H10O3 + H2O = C18H30O2 + H2C(OH)2 =>
13 C6H10O3 + 49 H2O = 2 C18H30O2 + 42 H2C(OH)2
C3H6 + C6H5CH3 = C6H5C3H7 =>
2 C3H6 + 3 C6H5CH3 = 3 C6H5C3H7
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
NH3 + Mn = Mn(NH3)2(s) =>
2 NH3 + Mn = Mn(NH3)2(s)
C2H4O + SCl2 = C4H8Cl2S + O2 =>
2 C2H4O + SCl2 = C4H8Cl2S + O2
Mg(OH)2 + H3Po2 = Mg(H2Po2)2 + H2O =>
Mg(OH)2 + 2 H3Po2 = Mg(H2Po2)2 + 2 H2O
CuSO4(aq) + ZnCrO4 = ZnSO4(aq) + CuCrO4(s) =>
CuSO4(aq) + ZnCrO4 = ZnSO4(aq) + CuCrO4(s)
H2SO4 + H2CO3 = CO2(SO3) + H2O =>
H2SO4 + H2CO3 = CO2(SO3) + 2 H2O
AuCl3 + H2PO4 = HCl + HPO4 + Au =>
AuCl3 + 3 H2PO4 = 3 HCl + 3 HPO4 + Au
Fe2 + MnO4 = Mn + Fe2O3 =>
4 Fe2 + 3 MnO4 = 3 Mn + 4 Fe2O3
Ag + Ca(OH)2 = Ag(OH) + Ca =>
2 Ag + Ca(OH)2 = 2 Ag(OH) + Ca
Sb + H2SO4 = Sb2O5 + H2S =>
8 Sb + 5 H2SO4 = 4 Sb2O5 + 5 H2S
Mg(SO4)(aq) + Pb(NO3)2(aq) = Mg(NO3)2(aq) + PbSO4(s) =>
Mg(SO4)(aq) + Pb(NO3)2(aq) = Mg(NO3)2(aq) + PbSO4(s)
C3H2(g) + O2(g) = CO2 + H2O =>
2 C3H2(g) + 7 O2(g) = 6 CO2 + 2 H2O
Ag(s) + CuNO3(aq) = Cu(s) + Ag(NO3)2(aq) =>
Ag(s) + 2 CuNO3(aq) = 2 Cu(s) + Ag(NO3)2(aq)
C + F2 = C2F =>
4 C + F2 = 2 C2F
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al2(SO4)3 + Ca3(PO4)2 = AlPO4 + CaSO4 =>
Al2(SO4)3 + Ca3(PO4)2 = 2 AlPO4 + 3 CaSO4
Sn + Cl3 = SnCl4 =>
3 Sn + 4 Cl3 = 3 SnCl4
KCl + H2O = HCl + KOH =>
KCl + H2O = HCl + KOH
FeSO4 + Cl = FeClSO4 =>
FeSO4 + Cl = FeClSO4
Na2SO4 + H2O2 = Na2SO5 + H2O =>
Na2SO4 + H2O2 = Na2SO5 + H2O
SrCl2 + P2O3 = SrO + Cl3P =>
3 SrCl2 + P2O3 = 3 SrO + 2 Cl3P
CoBr2 + Ba(NO3)2 = BaBr2 + Co(NO3)2 =>
CoBr2 + Ba(NO3)2 = BaBr2 + Co(NO3)2
Cr(NO3)3 + Na2S + H2SO4 = Cr2(SO4)3 + H2S + NaNO3 =>
2 Cr(NO3)3 + 3 Na2S + 3 H2SO4 = Cr2(SO4)3 + 3 H2S + 6 NaNO3
Zn(NO3)2 + Ga(NO2)3 + NH4 = Ga5Zn5O10 + H2O + N2 =>
5 Zn(NO3)2 + 5 Ga(NO2)3 + 25 NH4 = Ga5Zn5O10 + 50 H2O + 25 N2
Ca + Na + O2 = NaOCa =>
2 Ca + 2 Na + O2 = 2 NaOCa
Al + KOH + (H2C2O4)H2O = K3[Al(C2O4)3]*3H2O + H2O + H2 =>
2 Al + 6 KOH + 6(H2C2O4)H2O = 2 K3[Al(C2O4)3]*3H2O + 6 H2O + 3 H2
HCH3COO + CaCO3 = Ca(HCH3COO)2 + H2O + CO2 =>
9 HCH3COO + 4 CaCO3 = 4 Ca(HCH3COO)2 + 2 H2O + 6 CO2
BaCl2 + K2Cr2O7 = Ba(Cr2O7) + KCl =>
BaCl2 + K2Cr2O7 = Ba(Cr2O7) + 2 KCl
P + O3 = P2O5 =>
6 P + 5 O3 = 3 P2O5
HCl + Al2O3 = Al + Cl + H2O =>
6 HCl + Al2O3 = 2 Al + 6 Cl + 3 H2O
NH4NO3 + NaH = NH3 + H2 + NaNO3 =>
NH4NO3 + NaH = NH3 + H2 + NaNO3
NaOH + HCl = Na2(ClO2) + H2 =>
4 NaOH + 2 HCl = 2 Na2(ClO2) + 3 H2
Cu + Ag(NO) = Ag + Cu(NO) =>
Cu + Ag(NO) = Ag + Cu(NO)
H3PO4(aq) + NH4OH(aq) = HOH(l) + (NH4)3PO4 =>
H3PO4(aq) + 3 NH4OH(aq) = 3 HOH(l) + (NH4)3PO4
HCl(aq) + FeS(s) = FeCl2(aq) + H2S(g) =>
2 HCl(aq) + FeS(s) = FeCl2(aq) + H2S(g)
SIO3 + H2O = H2SIO + OH =>
SIO3 + 4 H2O = H2SIO + 6 OH
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