| Équations équilibrées la veille |
CoCl(aq) + NaOH(aq) = Co(OH) + NaCl
H3PO4 + Ca = H + Ca3(PO4)2 =>
2 H3PO4 + 3 Ca = 6 H + Ca3(PO4)2
N2O5 + Ba(OH)2 = Ba(NO3)2 + H2O =>
N2O5 + Ba(OH)2 = Ba(NO3)2 + H2O
Al + HCl = AlCl3 + H = =>
Al + 3 HCl = AlCl3 + 3 H
PbSO4 + EDTA = Pb(EDTA)2 + SO4 =>
PbSO4 + 2 EDTA = Pb(EDTA)2 + SO4
Ca3(PO4)2 + AgNO3 = Ag3(PO4) + Ca(NO3)2 =>
Ca3(PO4)2 + 6 AgNO3 = 2 Ag3(PO4) + 3 Ca(NO3)2
CH3C(CH3)CH2 + KMnO4 + H2O = MnO2 + CH3CCH3(OH)CH2(OH) + KOH =>
3 CH3C(CH3)CH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CCH3(OH)CH2(OH) + 2 KOH
CuSO4 = O2 + CuS =>
CuSO4 = 2 O2 + CuS
FeSO4 + KMnO4 + KOH = FeOHSO4 + K2MnO4 =>
FeSO4 + KMnO4 + KOH = FeOHSO4 + K2MnO4
FeS + H2O = Fe + SO + H2 =>
FeS + H2O = Fe + SO + H2
Br{-}1 = Br2 + e =>
2 Br{-}1 = Br2 + 2e
Mg3P2 + LiCl = MgCl2 + Li3P =>
Mg3P2 + 6 LiCl = 3 MgCl2 + 2 Li3P
Al + KOH + H2SO4 + H2O = KAl(SO4)*12H2O + H2 =>
2 Al + 2 KOH + 2 H2SO4 + 22 H2O = 2 KAl(SO4)*12H2O + H2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H2 =>
2 KMnO4 + NH3 = KNO3 + 2 MnO2 + KOH + H2
CH3CH2CH2BrZn = CH3CH2CH2ZnBr =>
CH3CH2CH2BrZn = CH3CH2CH2ZnBr
Sr(NO3)2 + Fe(NO3)3*9H2O + urea = SrFeO2*8 + CO2 + N2 + H2O =>
6 Sr(NO3)2 + 6 Fe(NO3)3*9H2O + 26 CO(NH2)2 = 6 SrFeO2*8 + 26 CO2 + 41 N2 + 106 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
BeCl2 + LiH = BeH2 + LiCl =>
BeCl2 + 2 LiH = BeH2 + 2 LiCl
(C6H5)2CO + C3H8O = C26H22O2 + (CH3)2CO =>
2(C6H5)2CO + C3H8O = C26H22O2 + (CH3)2CO
K2Cr2O7 + Fe2SO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + K2SO4 =>
2 K2Cr2O7 + 3 Fe2SO4 + 14 H2SO4 = 2 Cr2(SO4)3 + 3 Fe2(SO4)3 + 14 H2O + 2 K2SO4
ZnCl2 + K4[Fe(CN)6] = ZnK2Fe(CN)6 + KCl =>
ZnCl2 + K4[Fe(CN)6] = ZnK2Fe(CN)6 + 2 KCl
SnCl2 + Ca = SnCa + Cl2 =>
SnCl2 + Ca = SnCa + Cl2
KAl(OH)4 + H2SO4 = KAl(SO4)2 + H2O =>
KAl(OH)4 + 2 H2SO4 = KAl(SO4)2 + 4 H2O
Sr + F2 = Sr2F =>
4 Sr + F2 = 2 Sr2F
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
SCl + CH2O = CCl + SH2O =>
SCl + CH2O = CCl + SH2O
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
K + C + N = KCN =>
K + C + N = KCN
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Fe(OH)3 + H2SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SO3 = Fe2(SO3)3 + 6 H2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
AlNO3 + CaSO3 = AlSO3 + CaNO3 =>
AlNO3 + CaSO3 = AlSO3 + CaNO3
Ca + Fe(NO3)3 = Fe + CaNO3 =>
3 Ca + Fe(NO3)3 = Fe + 3 CaNO3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Pb(NO3)2 + NaCl = PbCl2 + Na(NO3) =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 Na(NO3)
CuO2H2 + HCl = CuCl2 + H2O =>
CuO2H2 + 2 HCl = CuCl2 + 2 H2O
SOCl2 + HI = H2S + H2O + HCl + I2 =>
SOCl2 + 6 HI = H2S + H2O + 2 HCl + 3 I2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
MgCl2 + Na2HPO4 + NH4OH = MgPO4NH4 + NaCl + H2O =>
MgCl2 + Na2HPO4 + NH4OH = MgPO4NH4 + 2 NaCl + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
[Al(OH)6]{3-} + NH4{+} = Al(OH)3 + NH3 + H2O =>
[Al(OH)6]{3-} + 3 NH4{+} = Al(OH)3 + 3 NH3 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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