| Équations équilibrées la veille |
Ni(NO3)2 + CuCl2 = NiCl2 + (NO3)2Cu
C2H5COONa + NaOH = Na2CO3 + C2H4 + H2O =>
6 C2H5COONa + 2 NaOH = 4 Na2CO3 + 7 C2H4 + 2 H2O
Cu(s) + O2(g) = Cu2O(s) =>
4 Cu(s) + O2(g) = 2 Cu2O(s)
Pd(NO3)2 + NaOH = NaNO3 + Pd(OH)2 =>
Pd(NO3)2 + 2 NaOH = 2 NaNO3 + Pd(OH)2
C4H9 + CN = C4H9CN =>
C4H9 + CN = C4H9CN
Fe + S = FeS =>
Fe + S = FeS
Mg + H2SO4(dil) = MgSO4 + H2 =>
Mg + H2SO4(dil) = MgSO4 + H2
MgN + H2O = MgO2 + NH4 =>
MgN + 2 H2O = MgO2 + NH4
Al + MnO2 = Al2O3 + Mn =>
4 Al + 3 MnO2 = 2 Al2O3 + 3 Mn
NH4OH + Fe(Cl)3 = Fe(OH)3 + NH4Cl =>
3 NH4OH + Fe(Cl)3 = Fe(OH)3 + 3 NH4Cl
K3PO4(aq) + CaBr2(aq) = KBr(aq) + Ca3(PO4)2(s) =>
2 K3PO4(aq) + 3 CaBr2(aq) = 6 KBr(aq) + Ca3(PO4)2(s)
C12H22O11 + KNO3 = K2CO3 + H2O + N2 + CO =>
C12H22O11 + 6 KNO3 = 3 K2CO3 + 11 H2O + 3 N2 + 9 CO
P2O5 + C6H10O5 = P2O5C6H10O5 =>
P2O5 + C6H10O5 = P2O5C6H10O5
Au + KCN + H2O + O2 = KAu(CN)4 + KOH =>
4 Au + 16 KCN + 6 H2O + 3 O2 = 4 KAu(CN)4 + 12 KOH
Fe + S = FeS =>
Fe + S = FeS
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
H2S + Na2Cr2O7 + HCl = S + CrCl3 + H2O + NaCl =>
3 H2S + Na2Cr2O7 + 8 HCl = 3 S + 2 CrCl3 + 7 H2O + 2 NaCl
H2SO3 + Na2SO4 = Na2SO3 + H2SO4 =>
H2SO3 + Na2SO4 = Na2SO3 + H2SO4
Mn3(BO3)4 + Ni2(CO3)3 = Ni3(BO3)3 + Mn2(CO3)4 =>
6 Mn3(BO3)4 + 12 Ni2(CO3)3 = 8 Ni3(BO3)3 + 9 Mn2(CO3)4
NH4NO3 + NaOH = NaNO3 + NH4 + H2O =>
9 NH4NO3 + 10 NaOH = 10 NaNO3 + 8 NH4 + 7 H2O
CrO7{-2} + I{-} + H{+} = Cr{+3} + I2 + H2O =>
2 CrO7{-2} + 18 I{-} + 28 H{+} = 2 Cr{+3} + 9 I2 + 14 H2O
C7H6O + C3H6O = C17H17O + H2O =>
23 C7H6O + 37 C3H6O = 16 C17H17O + 44 H2O
O2 + C6H13O6 = CO2 + H2O =>
25 O2 + 4 C6H13O6 = 24 CO2 + 26 H2O
Sn + KOH = K2SnO2 + H2 =>
Sn + 2 KOH = K2SnO2 + H2
FeCl3(aq) + Ag2SO4(aq) = Fe2(SO4)3(aq) + AgCl(s) =>
2 FeCl3(aq) + 3 Ag2SO4(aq) = Fe2(SO4)3(aq) + 6 AgCl(s)
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
C3H8O + KMnO4 = C3H6O + K + Mn + H2O =>
4 C3H8O + KMnO4 = 4 C3H6O + K + Mn + 4 H2O
Na3PO4(s)*12H2O + MgSO4(s) = Mg3(PO4)2(s) + Na2SO4(aq) + H2O(l) =>
2 Na3PO4(s)*12H2O + 3 MgSO4(s) = Mg3(PO4)2(s) + 3 Na2SO4(aq) + 24 H2O(l)
Al + Cl2 = Al(Cl2)3 =>
Al + 3 Cl2 = Al(Cl2)3
AI + HNO3 = AI(NO3)3 + NH4NO3 + H2O =>
8 AI + 30 HNO3 = 8 AI(NO3)3 + 3 NH4NO3 + 9 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Cr2(SO4)3 + Cl2 + KOH = K2CrO4 + KCl + KSO4 + H2O =>
2 Cr2(SO4)3 + 9 Cl2 + 32 KOH = 4 K2CrO4 + 18 KCl + 6 KSO4 + 16 H2O
Ca + Cl + Na + C = CaClNaC =>
Ca + Cl + Na + C = CaClNaC
KOHH2C6H6O6 = KHC6H6O6H2O =>
KOHH2C6H6O6 = KHC6H6O6H2O
C7H7NO2 + O2 = H2O + CO2 + NO3 =>
4 C7H7NO2 + 37 O2 = 14 H2O + 28 CO2 + 4 NO3
C8H18H2 + O2 = CO2 + H2O =>
C8H18H2 + 13 O2 = 8 CO2 + 10 H2O
K2SO3 + HCl = ClSO3 + K2H =>
K2SO3 + HCl = ClSO3 + K2H
AlI3 + Ba = BaI3 + Al =>
AlI3 + Ba = BaI3 + Al
KMnO4 + HCl + FeCl2 = FeCl3 + MnCl2 + H2O + KCl =>
KMnO4 + 8 HCl + 5 FeCl2 = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Rb2SO4 + H2O = H2SO4 + RbOH =>
Rb2SO4 + 2 H2O = H2SO4 + 2 RbOH
Ca(CO3) = CaO + CO2 =>
Ca(CO3) = CaO + CO2
Na2S2O3 + ZnCl2 = ZnSO3 + S + NaCl =>
Na2S2O3 + ZnCl2 = ZnSO3 + S + 2 NaCl
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Mn2O3 + Na2(CO3) + O2 = Na2(MnO4) + CO2 =>
2 Mn2O3 + 4 Na2(CO3) + 3 O2 = 4 Na2(MnO4) + 4 CO2
ZnCO3(heated) = ZnOCO2 =>
ZnCO3(heated) = ZnOCO2
KAlSi3O8 + NaOH = Al(OH)3 + KOH + Na2O3Si + H2O =>
KAlSi3O8 + 6 NaOH = Al(OH)3 + KOH + 3 Na2O3Si + H2O
C6H8N2O2S + C2H5OH = C6H8N2O3H + C2H5S =>
C6H8N2O2S + C2H5OH = C6H8N2O3H + C2H5S
(CH3)3BO3 + O2 = CO2 + H2O + B2O3 =>
2(CH3)3BO3 + 9 O2 = 6 CO2 + 9 H2O + B2O3
Al(NO3)3 + ZrO(NO3)2 + Ca(NO3)2 + NH3 = Ca7ZrAl6O18 + NO + H2O =>
30 Al(NO3)3 + 5 ZrO(NO3)2 + 35 Ca(NO3)2 + 102 NH3 = 5 Ca7ZrAl6O18 + 272 NO + 153 H2O
NH3N + O2 = HNO3 + H2O =>
4 NH3N + 13 O2 = 8 HNO3 + 2 H2O
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