| Équations équilibrées la veille |
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Na2NH4 + C = Na2NH4C =>
Na2NH4 + C = Na2NH4C
(NH4)6Mo7O24 + H2S + NH3 = (NH4)2MoS4 + H2O =>
(NH4)6Mo7O24 + 28 H2S + 8 NH3 = 7(NH4)2MoS4 + 24 H2O
Cl2(g) + KI(aq) = KCl(aq) + I2(g) =>
Cl2(g) + 2 KI(aq) = 2 KCl(aq) + I2(g)
Mg(OH)2 + Cl2O5 = Mg(ClO3)2 + H2O =>
Mg(OH)2 + Cl2O5 = Mg(ClO3)2 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MgO2H2 + (NH4)3PO4 = Mg3(PO4)2 + NH3 + HOH =>
3 MgO2H2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6 NH3 + 6 HOH
H{+} + CI{-} = HCI =>
H{+} + CI{-} = HCI
N2H8S + PbN2O6 = NH4NO3 + PbS =>
N2H8S + PbN2O6 = 2 NH4NO3 + PbS
Mg(s) + O2(g) + H2O = MgOH(s) =>
4 Mg(s) + O2(g) + 2 H2O = 4 MgOH(s)
Pb + (PO4)2 = Pb(PO4)2 =>
Pb + (PO4)2 = Pb(PO4)2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Pb + HC2H3O2 + O2 = Pb(OH)C2H3O2 =>
2 Pb + 2 HC2H3O2 + O2 = 2 Pb(OH)C2H3O2
Na2O + HC1 = NaC1 + H2O =>
Na2O + 2 HC1 = 2 NaC1 + H2O
IF5 = IF4 + IF6 =>
2 IF5 = IF4 + IF6
BaCl2 + Na3PO4 = Ba3(PO4)2 + NaCl(s) =>
3 BaCl2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl(s)
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Ca + HoF3 = Ho + CaF2 =>
3 Ca + 2 HoF3 = 2 Ho + 3 CaF2
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
K3[Cr(SCN)6]*4H2O + NaOH = Cr(OH)3 + KSCN + NaSCN + H2O =>
K3[Cr(SCN)6]*4H2O + 3 NaOH = Cr(OH)3 + 3 KSCN + 3 NaSCN + 4 H2O
MgSO4 + Na3PO4 = MgPO4 + Na3SO4 =>
MgSO4 + Na3PO4 = MgPO4 + Na3SO4
Na2(COO)2 + Ce(SO4)2 = Ce2(SO4)3 + CO2 + Na2SO4 =>
Na2(COO)2 + 2 Ce(SO4)2 = Ce2(SO4)3 + 2 CO2 + Na2SO4
NaBr + MnO2 + H2SO4 = NaHSO4 + MnSO4 + H2O + Br2 =>
2 NaBr + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 H2O + Br2
K2C2O4 + Co(H2O)6 + H2O2 = Co(C2O4)3 + H2O + KOH =>
3 K2C2O4 + Co(H2O)6 + 3 H2O2 = Co(C2O4)3 + 6 H2O + 6 KOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H4Fe(CN)6 + KOH = K4Fe(CN)6 + H2O =>
H4Fe(CN)6 + 4 KOH = K4Fe(CN)6 + 4 H2O
C6H12Cl2 + Zn = C6H6 + ZnCl2 + H2 =>
C6H12Cl2 + Zn = C6H6 + ZnCl2 + 3 H2
KMnO4 + Au2Te3 = Au(MnO4)3 + K2Te =>
6 KMnO4 + Au2Te3 = 2 Au(MnO4)3 + 3 K2Te
HI + HClO = I2 + HCl + H2O =>
2 HI + HClO = I2 + HCl + H2O
Ba(OH)2 + H2CO3 = (BaOH)2CO3 + H2O =>
2 Ba(OH)2 + H2CO3 = (BaOH)2CO3 + 2 H2O
Na + H2S = H2 + Na2S =>
2 Na + H2S = H2 + Na2S
C3H6Br + HOH = C3H6OH + HBr =>
C3H6Br + HOH = C3H6OH + HBr
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Cl2 + Na2S + NaOH = Na2SO4 + NaCl + H2O =>
4 Cl2 + Na2S + 8 NaOH = Na2SO4 + 8 NaCl + 4 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Mg + (H2SO4)2 = H2 + MgSO4 =>
2 Mg + (H2SO4)2 = 2 H2 + 2 MgSO4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Na2S2O5 + H2O + NaOCl = HCl + Na2SO4 =>
Na2S2O5 + H2O + 2 NaOCl = 2 HCl + 2 Na2SO4
Mg(NO3)2 = Mg(NO2)2 + O2(g) =>
Mg(NO3)2 = Mg(NO2)2 + O2(g)
K2Cr2O7 + Ti2(SO4)3 + H2SO4 = Cr2(SO4)3 + TiOSO4 + H2O + K2SO4 =>
K2Cr2O7 + 3 Ti2(SO4)3 + H2SO4 = Cr2(SO4)3 + 6 TiOSO4 + H2O + K2SO4
I5O + H2O = H2I5O2 =>
I5O + H2O = H2I5O2
Pb + (NO3)2 + K2CO3 = PbCO3 + KNO3 =>
Pb + (NO3)2 + K2CO3 = PbCO3 + 2 KNO3
C2H5 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
10 C2H5 + 26 KMnO4 + 39 H2SO4 = 20 CO2 + 26 MnSO4 + 13 K2SO4 + 64 H2O
Pb(C2H3O2)4 + HCl = PbCl4 + H(C2H3O2) =>
Pb(C2H3O2)4 + 4 HCl = PbCl4 + 4 H(C2H3O2)
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
C7H603(l) + O2(g) = CO2 + H2O(l) =>
4 C7H603(l) + 631 O2(g) = 28 CO2 + 1206 H2O(l)
Li + CuSO4 = Cu + Li2SO4 =>
2 Li + CuSO4 = Cu + Li2SO4
H{+} + Cr2O7{2-} + CH3CH2OH = Cr3{+} + CH3COOH + H2O =>
16 H{+} + 6 Cr2O7{2-} + 17 CH3CH2OH = 4 Cr3{+} + 17 CH3COOH + 25 H2O
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