| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2C5H6O4 + 5 O2 = 5 CO2 + 4 H2O
MgS + CuCl2 = CuS2 + MgCl =>
2 MgS + CuCl2 = CuS2 + 2 MgCl
CH3COOH + NH = NH2CH2COOH =>
CH3COOH + NH = NH2CH2COOH
NaOH + HBr = H2O + NaBr =>
NaOH + HBr = H2O + NaBr
PbSO4 + NaCl = Na2PbCl4 + Na2SO4 =>
PbSO4 + 4 NaCl = Na2PbCl4 + Na2SO4
PbO2 + CrCl3 + H2O = H2CrO4 + PbCl2 =>
3 PbO2 + 2 CrCl3 + 2 H2O = 2 H2CrO4 + 3 PbCl2
Ca(OH)2 + (aq)HC2H3O2(aq) = Ca(C2H3O2)2(aq) + H2O(l) =>
Ca(OH)2 + 2(aq)HC2H3O2(aq) = Ca(C2H3O2)2(aq) + 2 H2O(l)
KCl + HNO2 + O2 = KNO2 + Cl2 + H2O =>
4 KCl + 4 HNO2 + O2 = 4 KNO2 + 2 Cl2 + 2 H2O
Ba + HNO3 = Ba(NO3)2 + N2O + H2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + N2O + 5 H2O
O2 + Zn3N = Zn2O + N2 =>
3 O2 + 4 Zn3N = 6 Zn2O + 2 N2
MgSO4(aq) + BaCl2(aq) = BaSO4(s) + MgCl2(aq) =>
MgSO4(aq) + BaCl2(aq) = BaSO4(s) + MgCl2(aq)
Ba(OH)2 + P2O5 + H2O = Ba(H2PO4)2 =>
Ba(OH)2 + P2O5 + H2O = Ba(H2PO4)2
ClO3{-} + Cr3{+} + H2O = Cl{-} + Cr2O72{-} + H{+} =>
427 ClO3{-} + 12 Cr3{+} + 15 H2O = 427 Cl{-} + 18 Cr2O72{-} + 30 H{+}
NH4B(OH)4 + H2SO4 = H3BO3 + (NH4)2SO4 + H2O =>
2 NH4B(OH)4 + H2SO4 = 2 H3BO3 + (NH4)2SO4 + 2 H2O
Pb(NO2)2 + HCl = PbCl2 + HNO2 =>
Pb(NO2)2 + 2 HCl = PbCl2 + 2 HNO2
K2Cr2O7 + H2S = H2Cr2O7 + K2S =>
K2Cr2O7 + H2S = H2Cr2O7 + K2S
Al(OH)3 + KOH + H2SO4 = KAl(SO4)2 + H2O =>
Al(OH)3 + KOH + 2 H2SO4 = KAl(SO4)2 + 4 H2O
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
NaNO3 + AsI3 + HCl = NaNO + ClIO3 + H3AsO4 =>
13 NaNO3 + 2 AsI3 + 6 HCl = 13 NaNO + 6 ClIO3 + 2 H3AsO4
CuO + H2SO4 + H2O = H2 + CuSO45H2O =>
CuO + H2SO4 + 41 H2O = 41 H2 + CuSO45H2O
H + BrO3 = Br + H2O =>
6 H + BrO3 = Br + 3 H2O
K2SO3 + H2S = S + K2S + H2O =>
K2SO3 + 3 H2S = 3 S + K2S + 3 H2O
Na2SO4 + HF = NaF + H2SO4 =>
Na2SO4 + 2 HF = 2 NaF + H2SO4
C5H8O4 + O2 = CO2 + H2O =>
C5H8O4 + 5 O2 = 5 CO2 + 4 H2O
FeSO4 + CuOH = Fe(OH)2 + Cu2SO4 =>
FeSO4 + 2 CuOH = Fe(OH)2 + Cu2SO4
CaCO3*H2SO4 = CO2*CaSO4*H2O =>
CaCO3*H2SO4 = CO2*CaSO4*H2O
Br{-} + BrO3{-} + H{+} = Br2 + H2O =>
5 Br{-} + BrO3{-} + 6 H{+} = 3 Br2 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2(CO3)3 + H2SO4 = CO2 + Fe2(SO4)3 + H2O =>
Fe2(CO3)3 + 3 H2SO4 = 3 CO2 + Fe2(SO4)3 + 3 H2O
CH3CH2CH2OH + HCl = CH3CH2CH2Cl + H2O =>
CH3CH2CH2OH + HCl = CH3CH2CH2Cl + H2O
Al + KMnO4 + H2O = Al2O3 + KOH + MnO2 =>
2 Al + 2 KMnO4 + H2O = Al2O3 + 2 KOH + 2 MnO2
NaOAc + HCl = NaCl + AcOH =>
NaOAc + HCl = NaCl + AcOH
CO(g) = C2(g) + O2(g) =>
2 CO(g) = C2(g) + O2(g)
OH + AsH3 = H3AsO4 + H2O =>
8 OH + AsH3 = H3AsO4 + 4 H2O
CH3(CH2)3OH + Na2CO3 = CH3COOH + Na + CO2 =>
2 CH3(CH2)3OH + 4 Na2CO3 = 5 CH3COOH + 8 Na + 2 CO2
KNO2 + HI + HCl = NO + I + KCl + H2O =>
KNO2 + HI + HCl = NO + I + KCl + H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Sc + HNO3 = Sc(NO3)2 + NH4NO3 + H2O =>
4 Sc + 10 HNO3 = 4 Sc(NO3)2 + NH4NO3 + 3 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CH3CH2Br + CH3NH2 = CH3CH2CH3 + NH2Br =>
CH3CH2Br + CH3NH2 = CH3CH2CH3 + NH2Br
Mg{+2} + OH{-} = Mg(OH)2 =>
Mg{+2} + 2 OH{-} = Mg(OH)2
Mn2(Cr2O7)7 + Sr = Mn + Sr(Cr2O7)7 =>
Mn2(Cr2O7)7 + Sr = 2 Mn + Sr(Cr2O7)7
Cr2O72{-} + H{+} + I{-} = Cr3{+} + I2 + H2O =>
6 Cr2O72{-} + 864 H{+} + 854 I{-} = 4 Cr3{+} + 427 I2 + 432 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
B + S = B2S3 =>
2 B + 3 S = B2S3
CH3COONa + CaS = (CH3COO)2Ca + Na2S =>
2 CH3COONa + CaS = (CH3COO)2Ca + Na2S
PH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H3PO2 + H2O =>
3 PH3 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 H3PO2 + 8 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Na2S + Na2PbO2 + H2O = PbS + NaOH =>
Na2S + Na2PbO2 + 2 H2O = PbS + 4 NaOH
ZnSO4 + Na = Na2SO4 + Zn =>
ZnSO4 + 2 Na = Na2SO4 + Zn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/24
Équations équilibrées sur02/23/23
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