| Équations équilibrées la veille |
Sb2O3(s) + 2 NaOH(ac) = 2 NaSbO2(ac) + H2O(i)
LiCl + KOH = LiOH + KCl =>
LiCl + KOH = LiOH + KCl
N + O2 = NO2(g) =>
N + O2 = NO2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cu2S + H2 = Cu + H2S =>
Cu2S + H2 = 2 Cu + H2S
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeSO4 + K2Cr2O7 + KOH + H2O = K3[Cr(OH)6] + Fe(OH)3 + K2SO4 =>
6 FeSO4 + K2Cr2O7 + 16 KOH + 7 H2O = 2 K3[Cr(OH)6] + 6 Fe(OH)3 + 6 K2SO4
C3H8O3 + Cu(OH)2 = Cu + C3H6O3 + H2O =>
C3H8O3 + Cu(OH)2 = Cu + C3H6O3 + 2 H2O
Ca + Mg(SO4) = Ca(SO4) + Mg =>
Ca + Mg(SO4) = Ca(SO4) + Mg
Na + Zn{2+} = Na{+} + Zn =>
2 Na + Zn{2+} = 2 Na{+} + Zn
Na + ZnO = NaO + Zn =>
Na + ZnO = NaO + Zn
CrCl2 + KOH = Cr(OH)2 + KCl =>
CrCl2 + 2 KOH = Cr(OH)2 + 2 KCl
CO2 + H2O + NO3 = C5H7O2N + O2 =>
20 CO2 + 14 H2O + 4 NO3 = 4 C5H7O2N + 29 O2
Fe2(SO3)3 + HNO3 = Fe(NO3)3 + H2SO3 =>
Fe2(SO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2SO3
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Al3 + PO4 = AlPO4 =>
Al3 + 3 PO4 = 3 AlPO4
NH4NO3 + CH2 = H2O + CO2 + N2 =>
3 NH4NO3 + CH2 = 7 H2O + CO2 + 3 N2
Ce(OH)3 + NaOH = Na[Ce(OH)4] =>
Ce(OH)3 + NaOH = Na[Ce(OH)4]
C47H48O7N4 + O2 = CO2 + H2O + NH3 =>
2 C47H48O7N4 + 105 O2 = 94 CO2 + 36 H2O + 8 NH3
Fe + N2 = Fe3N =>
6 Fe + N2 = 2 Fe3N
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
AlCl3 + KOH + H2O = K[Al(OH)4] + HCl =>
AlCl3 + KOH + 3 H2O = K[Al(OH)4] + 3 HCl
Mg + HC1 = MgC1 + H =>
Mg + HC1 = MgC1 + H
C5H10O2(s) + O2(g) = CO2(g) + H2O(l) =>
2 C5H10O2(s) + 13 O2(g) = 10 CO2(g) + 10 H2O(l)
Sb2S3(s) + Fe(s) = Sb2(s) + FeS3(s) =>
Sb2S3(s) + Fe(s) = Sb2(s) + FeS3(s)
HClO + Br2 = Cl2 + HBrO3 + H2O =>
10 HClO + Br2 = 5 Cl2 + 2 HBrO3 + 4 H2O
CaBr(aq) + Cl2(g) = CaCl2(aq) + Br2(g) =>
2 CaBr(aq) + 2 Cl2(g) = 2 CaCl2(aq) + Br2(g)
CuSO4 + NH4OH = Cu(OH)2(NH4)2SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2(NH4)2SO4
ClO{-} + SO2 + H2O = Cl{-} + SO4{2-} + H{+} =>
ClO{-} + SO2 + H2O = Cl{-} + SO4{2-} + 2 H{+}
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na(aq) + Cl2(aq) = NaCl(aq) =>
2 Na(aq) + Cl2(aq) = 2 NaCl(aq)
H2SO4 + NaI = I2 + H2S + NaHSO4 + H2O =>
9 H2SO4 + 8 NaI = 4 I2 + H2S + 8 NaHSO4 + 4 H2O
HAlO2 + H2O = Al(OH)3 =>
HAlO2 + H2O = Al(OH)3
H2O + O2 + As = HAsO2 =>
2 H2O + 3 O2 + 4 As = 4 HAsO2
Co(NO3)2*6H2O + NH3*H2O + O2 = [Co2(NH3)10O2](NO3)4*2H2O + H2O =>
2 Co(NO3)2*6H2O + 10 NH3*H2O + O2 = [Co2(NH3)10O2](NO3)4*2H2O + 20 H2O
Mg(H2PO4)2 + KOH = Mg(OH)2 + K3PO4 + H2O =>
Mg(H2PO4)2 + 6 KOH = Mg(OH)2 + 2 K3PO4 + 4 H2O
Al(OH)3 + NaOH = H2O + NaAlO2 =>
Al(OH)3 + NaOH = 2 H2O + NaAlO2
Zn + HNO3 = HZn(NO3)2 + NH3 + H2O =>
8 Zn + 17 HNO3 = 8 HZn(NO3)2 + NH3 + 3 H2O
Mg(H2PO4)2 + KOH = Mg(OH)2 + KPO4 + H2 =>
Mg(H2PO4)2 + 2 KOH = Mg(OH)2 + 2 KPO4 + 2 H2
Co(NO3)2*6H2O + NH3*H2O + O2 = [Co2(NH3)10O2](NO3)4*2H2O + H2O =>
2 Co(NO3)2*6H2O + 10 NH3*H2O + O2 = [Co2(NH3)10O2](NO3)4*2H2O + 20 H2O
KOHHNO3 = KNO3H2O =>
KOHHNO3 = KNO3H2O
Cr(ClO4)3 + KClO4 + I2 + H2O = HClO4 + K2Cr2O7 + HI =>
2 Cr(ClO4)3 + 2 KClO4 + 3 I2 + 7 H2O = 8 HClO4 + K2Cr2O7 + 6 HI
Mg(H2PO4)2 + KOH = Mg3(PO4)2 + K3PO4 + H2O =>
3 Mg(H2PO4)2 + 12 KOH = Mg3(PO4)2 + 4 K3PO4 + 12 H2O
ZnS + BaCl2 = ZnCl2 + BaS =>
ZnS + BaCl2 = ZnCl2 + BaS
SiO2 + S = Si + SO2 =>
SiO2 + S = Si + SO2
H2SO4 + NH3 = H2 + NHSO4 =>
H2SO4 + NH3 = 2 H2 + NHSO4
Ca + HNO3 = Ca(NO3)2 + N + H2O =>
5 Ca + 12 HNO3 = 5 Ca(NO3)2 + 2 N + 6 H2O
B3Br9 + HNO3 = B(NO3)3 + HBr =>
B3Br9 + 9 HNO3 = 3 B(NO3)3 + 9 HBr
C2H5ONa + Na = C4H10 + ONa2 =>
2 C2H5ONa + 2 Na = C4H10 + 2 ONa2
SO2 + Na2S2O8 + H2O = H2SO4 + NaHSO4 =>
SO2 + Na2S2O8 + 2 H2O = H2SO4 + 2 NaHSO4
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Équations équilibrées sur10/30/24
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