| Équations équilibrées la veille |
Pb(NO3)2 + 2 LiOH = Pb(OH)2 + 2 LiNO3
Fe + C = FeC =>
Fe + C = FeC
CH3CH2CHO + NaOH = C2H5COONa + H =>
CH3CH2CHO + NaOH = C2H5COONa + 2 H
HCl + Cu = H2Cu + Cl =>
2 HCl + Cu = H2Cu + 2 Cl
HNO3 + NO = NO2 + H2O =>
2 HNO3 + NO = 3 NO2 + H2O
C6H2O7 + CaCO3 = CO2 + Ca3(C6H2O7)2 + H2O =>
5 C6H2O7 + 6 CaCO3 = 12 CO2 + 2 Ca3(C6H2O7)2 + H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
NaHCO3 + CH3COOH = NaCH3COOH + CO2 + H2O =>
8 NaHCO3 + 9 CH3COOH = 8 NaCH3COOH + 10 CO2 + 6 H2O
MgO(s) + Fe(s) = Fe2O3(s) + Mg(s) =>
3 MgO(s) + 2 Fe(s) = Fe2O3(s) + 3 Mg(s)
XAl(OH)3 + H2SO4 = XAl{3+} + SO4{2-} + H2O =>
2 XAl(OH)3 + 3 H2SO4 = 2 XAl{3+} + 3 SO4{2-} + 6 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
Fe + H2SO4 = Fe2(SO4) + H2 = =>
2 Fe + H2SO4 = Fe2(SO4) + H2
NaClO + C3H6O = NaCl + CH + H2O =>
NaClO + 2 C3H6O = NaCl + 6 CH + 3 H2O
CrCl2 + NaOH + Br2 = Na2Cr2O7 + NaBr + NaCl + H2O =>
2 CrCl2 + 14 NaOH + 4 Br2 = Na2Cr2O7 + 8 NaBr + 4 NaCl + 7 H2O
K2S + Ni(NO3)2 = KNO3 + NiS =>
K2S + Ni(NO3)2 = 2 KNO3 + NiS
BaCl2 + CH3COOH = (CH3COO)2Ba + HCl =>
BaCl2 + 2 CH3COOH = (CH3COO)2Ba + 2 HCl
CaSi + SbCl3 = Si + Sb + CaCl2 =>
3 CaSi + 2 SbCl3 = 3 Si + 2 Sb + 3 CaCl2
O2 + C5H12O2 = CO2 + H2O =>
7 O2 + C5H12O2 = 5 CO2 + 6 H2O
KClO3* = KCl + O2* =>
2 KClO3* = 2 KCl + 3 O2*
CH3COOOH + NaHCO3 = H2O + CO2 + CH3COONa =>
4 CH3COOOH + 3 NaHCO3 = 5 H2O + 5 CO2 + 3 CH3COONa
P5S6 + KClO3 + H2O = H3PO4 + H2SO4 + KCl =>
6 P5S6 + 61 KClO3 + 81 H2O = 30 H3PO4 + 36 H2SO4 + 61 KCl
NO2 + H2O = H2NO2 + O2 =>
2 NO2 + 2 H2O = 2 H2NO2 + O2
Fe + C = FeC =>
Fe + C = FeC
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NiF2 + Fe2S3O12 = NiSO4 + FeF3 =>
3 NiF2 + Fe2S3O12 = 3 NiSO4 + 2 FeF3
PbO2 + Cr3{3+} + OH{-} = Pb{-} + CrO4{2-} + H2O =>
3 PbO2 + Cr3{3+} + 12 OH{-} = 3 Pb{-} + 3 CrO4{2-} + 6 H2O
Pb(ClO)2 + Na = Pb2 + NaCl + O2 =>
2 Pb(ClO)2 + 4 Na = Pb2 + 4 NaCl + 2 O2
ZnO + CuO = Cu(ZnO2) =>
ZnO + CuO = Cu(ZnO2)
Au + Cl2 = AuCl3 =>
2 Au + 3 Cl2 = 2 AuCl3
Li + NH3 = Li2NH + H2 =>
2 Li + NH3 = Li2NH + H2
NO3{-} + H{+} + Mn = Mn{+2} + NH4{+} + H2O =>
NO3{-} + 10 H{+} + 4 Mn = 4 Mn{+2} + NH4{+} + 3 H2O
Fe2O3 + Cl = FeCl3 + O2 =>
2 Fe2O3 + 12 Cl = 4 FeCl3 + 3 O2
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
KNO3 + K2CO3 + Cr2O3 = KNO2 + K2CrO4 + CO2 =>
3 KNO3 + 2 K2CO3 + Cr2O3 = 3 KNO2 + 2 K2CrO4 + 2 CO2
Zn(OH)2 + NaOH = ZnNa + H2O + O =>
2 Zn(OH)2 + 2 NaOH = 2 ZnNa + 3 H2O + 3 O
O2N + H2O = NO3H + NO =>
3 O2N + H2O = 2 NO3H + NO
Ni(NO3)2 + Cu(NO3)2 + NaOH = NiCuO2 + NaNO3 + H2O =>
Ni(NO3)2 + Cu(NO3)2 + 4 NaOH = NiCuO2 + 4 NaNO3 + 2 H2O
NaOH(aq) + NiCl(aq) = NaCl + NiOH =>
NaOH(aq) + NiCl(aq) = NaCl + NiOH
Ba(OH)2 + Zn = Ba + Zn(OH)2 =>
Ba(OH)2 + Zn = Ba + Zn(OH)2
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3(aq)
FeSO3 + KOH = Fe(OH)2 + K2SO3 =>
FeSO3 + 2 KOH = Fe(OH)2 + K2SO3
CuSO2 + Fe = Cu + FeSO2 =>
CuSO2 + Fe = Cu + FeSO2
N2Cl2 = NCl =>
N2Cl2 = 2 NCl
C3Cl(H4)2 = C + H + Cl =>
C3Cl(H4)2 = 3 C + 8 H + Cl
HSbCl4(s) + H2S(g) = Sb2S3(s) + HCl(g) =>
2 HSbCl4(s) + 3 H2S(g) = Sb2S3(s) + 8 HCl(g)
C10H8O4 + OH = C8H6O4 + C2H6O2 =>
7 C10H8O4 + 10 OH = 8 C8H6O4 + 3 C2H6O2
C3H8 = H + C =>
C3H8 = 8 H + 3 C
NiOOH + CH3COOH = Ni(CH3COO)2 + H2O + O2 =>
4 NiOOH + 8 CH3COOH = 4 Ni(CH3COO)2 + 6 H2O + O2
O + C10H15N = CO2 + H2O + N =>
55 O + 2 C10H15N = 20 CO2 + 15 H2O + 2 N
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Équations équilibrées sur01/01/25
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