Équations équilibrées la veille |
Na2Co3 + CaCl2 = Na2Co3CaCl2
Zn + HNO3 = ZnNO3 + NO + H2O =>
3 Zn + 4 HNO3 = 3 ZnNO3 + NO + 2 H2O
NaH + HCl = NaCl + H =>
NaH + HCl = NaCl + 2 H
[Co(NH3)5ONO]2 = [Co(NH3)5NO2]2 =>
[Co(NH3)5ONO]2 = [Co(NH3)5NO2]2
Ni(OH)2 + ZnO = NiZnO2 + H2O =>
Ni(OH)2 + ZnO = NiZnO2 + H2O
LiHCO3 + HNO3 = H2CO3 + LiNO3 =>
LiHCO3 + HNO3 = H2CO3 + LiNO3
FeS2O3 + O2 = Fe2O3 + SO2 =>
4 FeS2O3 + 5 O2 = 2 Fe2O3 + 8 SO2
Al + H2CO3 = Al2(CO3)3 + H2 =>
2 Al + 3 H2CO3 = Al2(CO3)3 + 3 H2
Fe + C2HCl3 + H{+} = Fe{2+} + HCl + C2H4 =>
3 Fe + C2HCl3 + 6 H{+} = 3 Fe{2+} + 3 HCl + C2H4
L4 + Br2 = L4Br2 =>
L4 + Br2 = L4Br2
Fe2S3(s) = Fe + S = Fe2S3(s) =>
Fe2S3(s) = 2 Fe + 3 S
C7H15OH + O2 = C7H15COO + H2O =>
32 C7H15OH + 35 O2 = 28 C7H15COO + 46 H2O
Na2CO3 + CaCl2*2H2O = NaCl + Ca(CO3) + H2O =>
Na2CO3 + CaCl2*2H2O = 2 NaCl + Ca(CO3) + 2 H2O
MnCl2 + Br2 + KOH = K2MnO4 + KBr + H2O + KCl =>
MnCl2 + 2 Br2 + 8 KOH = K2MnO4 + 4 KBr + 4 H2O + 2 KCl
CoCO3 + NH4Cl + NH3 + H2O2 = [Co(NH3)5Cl]Cl2 + H2O + CO2 =>
2 CoCO3 + 6 NH4Cl + 4 NH3 + H2O2 = 2[Co(NH3)5Cl]Cl2 + 4 H2O + 2 CO2
HClO3 + KOH = KClO3 + HOH =>
HClO3 + KOH = KClO3 + HOH
Li + N2 = LiN3 =>
2 Li + 3 N2 = 2 LiN3
C6H12O6 + S + H2O = CO2 + H2S =>
C6H12O6 + 12 S + 6 H2O = 6 CO2 + 12 H2S
FeSO4 + KClO3 + KOH = KCl + K2FeO4 + H2O + K2SO4 =>
3 FeSO4 + 2 KClO3 + 12 KOH = 2 KCl + 3 K2FeO4 + 6 H2O + 3 K2SO4
(NH4)2CO3 + H2O = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 H2O = H2CO3 + 2 NH4OH
P4 + Br2* = PBr3* =>
P4 + 6 Br2* = 4 PBr3*
Be + I2 = BeI =>
2 Be + I2 = 2 BeI
Mg(C2H3O2)2 + K3PO4 = K3(C2H3O2)2 + MgPO4 =>
Mg(C2H3O2)2 + K3PO4 = K3(C2H3O2)2 + MgPO4
[Fe(CN)6] + CuSO4 = Cu3[Fe(CN)6] + SO4 =>
[Fe(CN)6] + 3 CuSO4 = Cu3[Fe(CN)6] + 3 SO4
SnSO4 + Ba = BaSO4 + Sn =>
SnSO4 + Ba = BaSO4 + Sn
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
HNO2 + Ba(OH)2 = Ba2HNO2 + OH =>
HNO2 + 2 Ba(OH)2 = Ba2HNO2 + 4 OH
FeCl2 + H2O2 + HCl = H2O + FeCl3 =>
2 FeCl2 + H2O2 + 2 HCl = 2 H2O + 2 FeCl3
MgNO3 + H2PO4 = MgPO4 + H2NO3 =>
MgNO3 + H2PO4 = MgPO4 + H2NO3
Fe2SO4 + NaOH = FeOH + Na2SO4 =>
Fe2SO4 + 2 NaOH = 2 FeOH + Na2SO4
H2SO4 + CaF2 = HF + CaSO4 =>
H2SO4 + CaF2 = 2 HF + CaSO4
Fe + H2O2 = Fe2O3 + H2 =>
4 Fe + 3 H2O2 = 2 Fe2O3 + 3 H2
Fe2 + HBr = FeBr + H2 =>
Fe2 + 2 HBr = 2 FeBr + H2
KIO4 + HCl = KI + ClO + H2O =>
3 KIO4 + 8 HCl = 3 KI + 8 ClO + 4 H2O
CuOHCl + NaOH = NaCl + Cu(OH)2 =>
CuOHCl + NaOH = NaCl + Cu(OH)2
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
Ca(NO3)2 + NaBr = CaBr2 + Na2(NO3)2 =>
Ca(NO3)2 + 2 NaBr = CaBr2 + Na2(NO3)2
PH3 + P = P2H4 =>
4 PH3 + 2 P = 3 P2H4
Na2SO3{2-} + HNO3 = Na2SO4{2-} + NO2 + H2O =>
Na2SO3{2-} + 2 HNO3 = Na2SO4{2-} + 2 NO2 + H2O
Fe + HgCO3 = FeCO3 + Hg =>
Fe + HgCO3 = FeCO3 + Hg
Ca + Cl = CaCl2 =>
Ca + 2 Cl = CaCl2
H2SO3 + LiOH = H2O + HSO4 + Li =>
H2SO3 + 3 LiOH = 2 H2O + HSO4 + 3 Li
SrF2 + K = KF + Sr =>
SrF2 + 2 K = 2 KF + Sr
Sn + BaCl2 = SnCl2 + Ba =>
Sn + BaCl2 = SnCl2 + Ba
C5H10 + H2O = C5H11 + OH =>
C5H10 + H2O = C5H11 + OH
K2Cr2O7 + Na3S + H2SO4 = Cr2(SO4)3 + Na3SO + K2SO4 + H2O =>
K2Cr2O7 + 3 Na3S + 4 H2SO4 = Cr2(SO4)3 + 3 Na3SO + K2SO4 + 4 H2O
K2CO3 + SnCl4 = KCl + Sn2(CO3)4 =>
4 K2CO3 + 2 SnCl4 = 8 KCl + Sn2(CO3)4
KHC4H4O6 + NaOH = C4H4O6 + Na + K + H2O =>
KHC4H4O6 + NaOH = C4H4O6 + Na + K + H2O
KH2PO4 + H2O = H3O + KHPO4 =>
KH2PO4 + H2O = H3O + KHPO4
H2MnO4 + KNO2 = KMnO4 + H2 + NO2 =>
H2MnO4 + KNO2 = KMnO4 + H2 + NO2
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