| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3COOH + KOH = CH3COOK + H2O
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
Pb + Fe(No3)2 = PbNo3 + Fe =>
2 Pb + Fe(No3)2 = 2 PbNo3 + Fe
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
C2H5OH + Cu(OH)2 = CH3CHO + Cu2O + H2O =>
C2H5OH + 2 Cu(OH)2 = CH3CHO + Cu2O + 3 H2O
K2CrO4 + KBr + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2CrO4 + 6 KBr + 8 H2SO4 = 3 Br2 + 5 K2SO4 + Cr2(SO4)3 + 8 H2O
NaN3 + AgNo3 = AgN3 + NaNo3 =>
NaN3 + AgNo3 = AgN3 + NaNo3
Na2Cr2O7 + SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 3 SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HCl + CaCO3 = CaCl2 + CO2H2O =>
2 HCl + CaCO3 = CaCl2 + CO2H2O
BrNO3 + (NH4)2CO3 = Br2CO3 + NH4NO3 =>
2 BrNO3 + (NH4)2CO3 = Br2CO3 + 2 NH4NO3
K2Cr2O7 + MgI2 + H2SO4 = Cr2(SO4)3 + I2 + MgSO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 MgI2 + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 3 MgSO4 + K2SO4 + 7 H2O
ZnS + KOH + H2O = K2[Zn(OH)4] + H2S =>
ZnS + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2S
NaOClNa2SO3 = NaClNa2SO4 =>
NaOClNa2SO3 = NaClNa2SO4
Au2O3 + HNO3 = Au(NO3)3 + H2O =>
Au2O3 + 6 HNO3 = 2 Au(NO3)3 + 3 H2O
Fe{2}O{3+} + Co = Fe + Co{2} =>
Fe{2}O{3+} + Co = Fe + Co{2}
MgS + H2O = MgO + SH2 =>
MgS + H2O = MgO + SH2
KI + KIO + HCl = KCl + I2 + H2O =>
KI + KIO + 2 HCl = 2 KCl + I2 + H2O
Cu2SO4 + K2Cr2O7 + H2SO4 = CuSO4 + Cr2(SO4)3 + H2O + K2SO4 =>
3 Cu2SO4 + K2Cr2O7 + 7 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + 7 H2O + K2SO4
CuO + CO = Cu2 + CO2 =>
2 CuO + 2 CO = Cu2 + 2 CO2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Zn2 + H2SO4 = Zn(SO4)2 + H2 =>
Zn2 + 4 H2SO4 = 2 Zn(SO4)2 + 4 H2
CuCl + Br2 = CuBr2 + Cl =>
CuCl + Br2 = CuBr2 + Cl
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s) =>
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s)
P2O5 + KOH = K2HPO4 + H2O =>
P2O5 + 4 KOH = 2 K2HPO4 + H2O
P2 + O2 = P2O6 =>
P2 + 3 O2 = P2O6
CH3CH2OH(l) + CH3COOH(l) = CH3COOCH2CH3(l) + H2O(l) =>
CH3CH2OH(l) + CH3COOH(l) = CH3COOCH2CH3(l) + H2O(l)
NaO + CO2 = NaCO3 =>
NaO + CO2 = NaCO3
HCl + Hg2(NO3)2 = H2(NO3)2 + HgCl =>
2 HCl + Hg2(NO3)2 = H2(NO3)2 + 2 HgCl
Pb + HNO3 = Pb(NO3)4 + H2 =>
Pb + 4 HNO3 = Pb(NO3)4 + 2 H2
H3COOH + O2 = CO2 + H2O =>
H3COOH + O2 = CO2 + 2 H2O
Fe2O3 + KClO3 + KOH = K2FeO4 + H2O + KCl =>
Fe2O3 + KClO3 + 4 KOH = 2 K2FeO4 + 2 H2O + KCl
CuCl + Br2 = CuBr2 + Cl =>
CuCl + Br2 = CuBr2 + Cl
NH4NO3(aq) + NaCl(aq) = NH4Cl(aq) + NaNO3(aq) =>
NH4NO3(aq) + NaCl(aq) = NH4Cl(aq) + NaNO3(aq)
CuO + CO = Cu2 + CO2 =>
2 CuO + 2 CO = Cu2 + 2 CO2
ZnO + H2S = ZnS + H2O =>
ZnO + H2S = ZnS + H2O
SiO2 + Ca3(PO4)2 = P2O5 + CaSiO3 =>
3 SiO2 + Ca3(PO4)2 = P2O5 + 3 CaSiO3
CH3OH + C2H5COOH = C2H5COOCH3 + H2O =>
CH3OH + C2H5COOH = C2H5COOCH3 + H2O
ZnI2 + NaOH = NaI + Zn(OH)2 =>
ZnI2 + 2 NaOH = 2 NaI + Zn(OH)2
N(CH2CH3)3 + H2O = (CH3CH2)3NH4 + OH =>
N(CH2CH3)3 + 4 H2O = (CH3CH2)3NH4 + 4 OH
ZnO + H2S = ZnS + H2O =>
ZnO + H2S = ZnS + H2O
H2SO4 + K2MnO4 + K4Fe(CN)6 = Fe2(SO4)3 + MnSO4 + CO2 + HNO3 + K2SO4 + H2O =>
136 H2SO4 + 61 K2MnO4 + 4 K4Fe(CN)6 = 2 Fe2(SO4)3 + 61 MnSO4 + 24 CO2 + 24 HNO3 + 69 K2SO4 + 124 H2O
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
Fe{+3} + SO4{-2} = Fe2(SO4)3 =>
2 Fe{+3} + 3 SO4{-2} = Fe2(SO4)3
CuNO3 + NaCrO4 = CuCrO4 + NaNO3 =>
CuNO3 + NaCrO4 = CuCrO4 + NaNO3
NaOH + NaHCO3 = Na2CO3 + H2O =>
NaOH + NaHCO3 = Na2CO3 + H2O
SnCl + NaOH = NaCl + Sn(OH) =>
SnCl + NaOH = NaCl + Sn(OH)
KNo3 + NiI2 = Ni(No3)2 + KI =>
2 KNo3 + NiI2 = Ni(No3)2 + 2 KI
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2() + Na(NO3)(aq) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2() + 2 Na(NO3)(aq)
Ca(s) + H2O = H2(s) + Ca(OH)2(g) =>
Ca(s) + 2 H2O = H2(s) + Ca(OH)2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/24
Équations équilibrées sur08/03/23
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