| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 2 KOH + 4 H2SO4 = 2 KAl(SO4)2 + 2 H2O + 3 H2
KMnO4 + Mn3(CH3COO)2 + H2O = MnO2 + CH3COOH + KOH =>
10 KMnO4 + 3 Mn3(CH3COO)2 + 8 H2O = 19 MnO2 + 6 CH3COOH + 10 KOH
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + N2(g) + H2O(g) =>
5 Cu(s) + 12 HNO3(aq) = 5 Cu(NO3)2(aq) + N2(g) + 6 H2O(g)
C + N2 + H2 + O2 = C4H5N2O =>
8 C + 2 N2 + 5 H2 + O2 = 2 C4H5N2O
C2H4Br2 + KCN = C2H4BrCN + KBr =>
C2H4Br2 + KCN = C2H4BrCN + KBr
HC2H3O2 + NaHCO3 = H2CO3 + C2H3NaO2 =>
HC2H3O2 + NaHCO3 = H2CO3 + C2H3NaO2
NaOH + NiCl2 = H2NiO2 + NaCl =>
2 NaOH + NiCl2 = H2NiO2 + 2 NaCl
CaCl2*H2O + H2SO4 = CaSO4 + HCl + H2O =>
CaCl2*H2O + H2SO4 = CaSO4 + 2 HCl + H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
NaAlH4 = Na3AlH6 + Al + H2 =>
3 NaAlH4 = Na3AlH6 + 2 Al + 3 H2
Cu(NO3)2 + CaCO3 + CaCl2 + H2O = Cu2Cl(OH)3 + Ca(NO3)2 + CO2 =>
4 Cu(NO3)2 + 3 CaCO3 + CaCl2 + 3 H2O = 2 Cu2Cl(OH)3 + 4 Ca(NO3)2 + 3 CO2
Mg + H2SO4 = Mg(SO4)2 + H3 =>
3 Mg + 6 H2SO4 = 3 Mg(SO4)2 + 4 H3
CH40 + CuO = CH2O + Cu + H2O =>
CH40 + 20 CuO = CH2O + 20 Cu + 19 H2O
H3NO3 + Zn(OH)2 = Zn3(NO3)2 + H2O =>
2 H3NO3 + 3 Zn(OH)2 = Zn3(NO3)2 + 6 H2O
K2CO3 + Cu(NO3)2 = K2NO3 + Cu(CO3)2 =>
2 K2CO3 + Cu(NO3)2 = 2 K2NO3 + Cu(CO3)2
K2Cr2O7 + C6H12O6 + HCl = CrCl3 + KCl + CO2 + H2O =>
4 K2Cr2O7 + C6H12O6 + 32 HCl = 8 CrCl3 + 8 KCl + 6 CO2 + 22 H2O
Na2C2O4 + C2H5COOH = C2H5COONa + CO2 + H2O =>
7 Na2C2O4 + 13 C2H5COOH = 14 C2H5COONa + 11 CO2 + 4 H2O
KHSO3 + HNO3 = KH(NO3)2 + H2SO3 =>
KHSO3 + 2 HNO3 = KH(NO3)2 + H2SO3
CH3CONH2 + HCl = CH3CONHCl + H2 =>
CH3CONH2 + HCl = CH3CONHCl + H2
SrCO3 + KClO3 = K2CO3 + Sr(ClO3)2 =>
SrCO3 + 2 KClO3 = K2CO3 + Sr(ClO3)2
KI + H2O2 = K2O + H2O + I2 =>
2 KI + H2O2 = K2O + H2O + I2
NaCl + Ag = AgCl + Na =>
NaCl + Ag = AgCl + Na
K2MnO4 + Na2CO3 = Na2MnO4 + K2CO3 =>
K2MnO4 + Na2CO3 = Na2MnO4 + K2CO3
Al(s) + CuCl2(aq) = AlCu(aq) + Cl2(s) =>
Al(s) + CuCl2(aq) = AlCu(aq) + Cl2(s)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
S2 + NaOH = H2O + Na2S + Na2SO3 =>
3 S2 + 12 NaOH = 6 H2O + 4 Na2S + 2 Na2SO3
NaOH + CH4COOH = H2O + NaCH3COOH =>
NaOH + CH4COOH = H2O + NaCH3COOH
MnSO4 + Cl2 + NaOH = Na2MnO4 + H2O + NaCl + Na2SO4 =>
MnSO4 + 2 Cl2 + 8 NaOH = Na2MnO4 + 4 H2O + 4 NaCl + Na2SO4
LiF + H3PO4 = Li3PO4 + HF =>
3 LiF + H3PO4 = Li3PO4 + 3 HF
Na + H2O = Na(OH) + H2 =>
2 Na + 2 H2O = 2 Na(OH) + H2
(b)Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3(b)Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
XCH2CH3 + KMnO4 + H2SO4 = XCOOH + MnSO4 + K2SO4 + H2O + CO2 =>
5 XCH2CH3 + 12 KMnO4 + 18 H2SO4 = 5 XCOOH + 12 MnSO4 + 6 K2SO4 + 28 H2O + 5 CO2
Na2S2O3 + Hg2(ClO4)2 = NaClO4 + Hg4(S2O3)2 =>
2 Na2S2O3 + 2 Hg2(ClO4)2 = 4 NaClO4 + Hg4(S2O3)2
Al(CH3COO)3 + H2O = CH3COOH + Al(OH)3 =>
Al(CH3COO)3 + 3 H2O = 3 CH3COOH + Al(OH)3
LiF = F + Li =>
LiF = F + Li
KMnO4 + C3H8O3 = Mn2O3 + K2CO3 + CO2 + H2O =>
14 KMnO4 + 4 C3H8O3 = 7 Mn2O3 + 7 K2CO3 + 5 CO2 + 16 H2O
CHS + O2 = SO2 + H2O + CO2 =>
4 CHS + 9 O2 = 4 SO2 + 2 H2O + 4 CO2
WO3 + NH3 = W + H2O + N2 =>
WO3 + 2 NH3 = W + 3 H2O + N2
ZnSO4Li2CO3 = ZnCO3Li2SO4 =>
ZnSO4Li2CO3 = ZnCO3Li2SO4
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
C32H56 + CH2Cl2 + O2 = C45H86O6 + Cl2 =>
C32H56 + 58 CH2Cl2 + 6 O2 = 2 C45H86O6 + 58 Cl2
Ag + Ni = Ag2Ni =>
2 Ag + Ni = Ag2Ni
ZnO + NaOH + H2O = Na2Zn(OH)4 =>
ZnO + 2 NaOH + H2O = Na2Zn(OH)4
Fe(OH)2 + H2Co3 = H2O + Fe(Co3) =>
Fe(OH)2 + H2Co3 = 2 H2O + Fe(Co3)
Mg(NO3)2(ag) + Na3PO4(ag) = Mg3(PO4)2(s) + NaNO3(ag) =>
3 Mg(NO3)2(ag) + 2 Na3PO4(ag) = Mg3(PO4)2(s) + 6 NaNO3(ag)
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
[Co(NH3)4]SO4 + NaOH = Co(OH)2 + NH3 + Na2SO4 =>
[Co(NH3)4]SO4 + 2 NaOH = Co(OH)2 + 4 NH3 + Na2SO4
FeSO3 + HNO3 = NO + Fe(SO3)3 + Fe(NO3)3 + H2O =>
3 FeSO3 + 8 HNO3 = 2 NO + Fe(SO3)3 + 2 Fe(NO3)3 + 4 H2O
Mg + Al3O2 = Al + Mg3O2 =>
3 Mg + Al3O2 = 3 Al + Mg3O2
Z + O2 = Z2O3 =>
4 Z + 3 O2 = 2 Z2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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