| Équations équilibrées la veille |
(C2H5)2NH + 2 HNO3 = 2 C2H5NO3 + NH3
Ca(OH)2 + C = CaH2 + CO2 =>
Ca(OH)2 + C = CaH2 + CO2
FeN + HCl = FeCl3 + NH3 =>
FeN + 3 HCl = FeCl3 + NH3
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
Co(NO3)2 + NaCl = NaNO3 + CoCl2 =>
Co(NO3)2 + 2 NaCl = 2 NaNO3 + CoCl2
Zn + HCll = ZnCll2 + H2 =>
Zn + 2 HCll = ZnCll2 + H2
Ca(OH)2 + (H3O)2SiF6 = CaSiF6 + H2O =>
Ca(OH)2 + (H3O)2SiF6 = CaSiF6 + 4 H2O
NaH + H2O = Na{+} + OH{-} + H2 =>
NaH + H2O = Na{+} + OH{-} + H2
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
Fe(SO4) = Fe + SO4 =>
Fe(SO4) = Fe + SO4
Pb*S + H2*O2 = Pb*SO4 + H2O =>
Pb*S + 4 H2*O2 = Pb*SO4 + 4 H2O
NH4CO3(H2O) + Cl2 = NH4ClO3 + CCl4 + H2O =>
2 NH4CO3(H2O) + 5 Cl2 = 2 NH4ClO3 + 2 CCl4 + 2 H2O
Be(NO3)2 = Be2 + NO3 =>
2 Be(NO3)2 = Be2 + 4 NO3
Ni(NO3)2 + KOH = Ni(OH)2 + K(NO3) =>
Ni(NO3)2 + 2 KOH = Ni(OH)2 + 2 K(NO3)
AgNO3 + NH4Cl = AgCl + (NH4)(NO3) =>
AgNO3 + NH4Cl = AgCl + (NH4)(NO3)
Mg + O + FeS2 + K = K2Mg2(SO4)3 + Fe =>
4 Mg + 24 O + 3 FeS2 + 4 K = 2 K2Mg2(SO4)3 + 3 Fe
Na2Sn(OH)4 + Br2 + NaOH = Na2Sn(OH)6 + NaBr =>
Na2Sn(OH)4 + Br2 + 2 NaOH = Na2Sn(OH)6 + 2 NaBr
Al2(SO4)3 + Na(OH) = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 Na(OH) = 2 Al(OH)3 + 3 Na2SO4
P + CuSO4 + H2O = Cu + H3PO4 + H2SO =>
8 P + 5 CuSO4 + 17 H2O = 5 Cu + 8 H3PO4 + 5 H2SO
C15H31OOH + O2 = CO2 + H2O =>
C15H31OOH + 22 O2 = 15 CO2 + 16 H2O
Hydrochloricacid + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
Cr2O7 + OH = H2O + CrO4 =>
Cr2O7 + 2 OH = H2O + 2 CrO4
Si + O2 = SiO2 =>
Si + O2 = SiO2
CaO + MnCl2 = MnO + CaCl2 =>
CaO + MnCl2 = MnO + CaCl2
Zn + CuCl2 = ZnCl21 + Cu =>
2 Zn + 21 CuCl2 = 2 ZnCl21 + 21 Cu
Na2O + Cl2 = NaClO + NaCl =>
Na2O + Cl2 = NaClO + NaCl
B2H2 + O2 = B2O3 + H2O =>
B2H2 + 2 O2 = B2O3 + H2O
Mn + N2 = Mn3N4 =>
3 Mn + 2 N2 = Mn3N4
SO3 + NaOH = SOH + NaO3 =>
SO3 + NaOH = SOH + NaO3
NH4N3 + PNCl2 = H7P13N24 + N2 + HCl =>
33 NH4N3 + 52 PNCl2 = 4 H7P13N24 + 44 N2 + 104 HCl
FeCl3 + NaHCO3 = CO2 + H2O + NaCl + Fe2O3 =>
2 FeCl3 + 6 NaHCO3 = 6 CO2 + 3 H2O + 6 NaCl + Fe2O3
CaSO4 + MnCl2 = MnSO4 + CaCl2 =>
CaSO4 + MnCl2 = MnSO4 + CaCl2
SnSO4 + K2CrO4 + KOH + H2O = K2[Sn(OH)6] + K3[Cr(OH)6] + K2SO4 =>
3 SnSO4 + 2 K2CrO4 + 14 KOH + 8 H2O = 3 K2[Sn(OH)6] + 2 K3[Cr(OH)6] + 3 K2SO4
H2SO4 + C3H7OH = C3H10SO5 =>
H2SO4 + C3H7OH = C3H10SO5
AlCl3(s) = Al + Cl2 =>
2 AlCl3(s) = 2 Al + 3 Cl2
FeSO4(aq) + HCl(aq) = FeCl2 + H2SO4 =>
FeSO4(aq) + 2 HCl(aq) = FeCl2 + H2SO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KOH + H2O = H + KOH[OH] =>
KOH + H2O = H + KOH[OH]
KHC8H4O4 + NaOH = Na(KC8H4O4) + H2O =>
KHC8H4O4 + NaOH = Na(KC8H4O4) + H2O
(NH4)2CO3 + Ca(C2H3OO)2 = CaCO3 + (NH4)2(C2H3OO)2 =>
(NH4)2CO3 + Ca(C2H3OO)2 = CaCO3 + (NH4)2(C2H3OO)2
CaCl2(s) + O2(g) = CaO(s) + Cl(g) =>
2 CaCl2(s) + O2(g) = 2 CaO(s) + 4 Cl(g)
CH4 + O2 + HN3 = HCN + H2O =>
6 CH4 + 5 O2 + 2 HN3 = 6 HCN + 10 H2O
Mn(aq) + H2O = MnO(aq) + H(aq) =>
Mn(aq) + H2O = MnO(aq) + 2 H(aq)
C8H8 + KMnO4 + H2SO4 = C10H8 + K2S2O7 + MnS2O7 + H2O =>
25 C8H8 + 8 KMnO4 + 24 H2SO4 = 20 C10H8 + 4 K2S2O7 + 8 MnS2O7 + 44 H2O
Na2CO3 + Ca(OH)2 = NaOH + Ca + (CO3)2 =>
2 Na2CO3 + 2 Ca(OH)2 = 4 NaOH + 2 Ca + (CO3)2
Mg + (OH)2 + HCl = MgCl2 + H(OH) =>
Mg + (OH)2 + 2 HCl = MgCl2 + 2 H(OH)
CuO + Se = CuSe + O2 =>
2 CuO + 2 Se = 2 CuSe + O2
NaOH + KNO3 + MnO2 = Na2MnO4 + H2O + K2MnO4 + NO =>
4 NaOH + 2 KNO3 + 3 MnO2 = 2 Na2MnO4 + 2 H2O + K2MnO4 + 2 NO
K2S + SO2 = K2SO3 + S =>
2 K2S + 3 SO2 = 2 K2SO3 + 3 S
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