| Équations équilibrées la veille | Équations équilibrées le lendemain |
21 Xe + 2 Cr2O7 = 7 Xe3O2 + 4 Cr
Na2CO3 + HCl = NaCl + NaHCO3 =>
Na2CO3 + HCl = NaCl + NaHCO3
Rb2CrO4 + Ni(CN)3 = Ni2(CrO4)3 + RbCN =>
3 Rb2CrO4 + 2 Ni(CN)3 = Ni2(CrO4)3 + 6 RbCN
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
NaCl(s) + H2O(g) = NaOH(s) + HCl(g) =>
NaCl(s) + H2O(g) = NaOH(s) + HCl(g)
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
MnO4{-} + HC2O4{-} + H{+} = Mn{+2} + CO2 + H2O =>
2 MnO4{-} + 5 HC2O4{-} + 11 H{+} = 2 Mn{+2} + 10 CO2 + 8 H2O
C6H5C2H3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
7 C6H5C2H3 + 8 KMnO4 + 12 H2SO4 = 8 C6H5COOH + 4 K2SO4 + 8 MnSO4 + 16 H2O
Na2CO3 + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2CO3 + Mg(NO3)2 = MgCO3 + 2 NaNO3
K + CuSO4 = K2(SO4) + Cu =>
2 K + CuSO4 = K2(SO4) + Cu
Cr2O3 + H2O2 + KOH = K2CrO4 + H2O =>
Cr2O3 + 3 H2O2 + 4 KOH = 2 K2CrO4 + 5 H2O
BiCl3 + SnCl2 + KOH = Bi + K2SnO3 + KCl + H2O =>
2 BiCl3 + 3 SnCl2 + 18 KOH = 2 Bi + 3 K2SnO3 + 12 KCl + 9 H2O
HMg + S(OH) = MgS + H2O =>
HMg + S(OH) = MgS + H2O
C3H5OH(g) + O2(g) = CO2(g) + H2O(l) =>
C3H5OH(g) + 4 O2(g) = 3 CO2(g) + 3 H2O(l)
Fe(OH)3(s) + HNO3 + K4[Fe(OH)6] = KFe[Fe(OH)6] + H2O + NO3 =>
7 Fe(OH)3(s) + 3 HNO3 + K4[Fe(OH)6] = 4 KFe[Fe(OH)6] + 3 H2O + 3 NO3
Ni(SO4)3 + Zn = Zn(SO4)2 + Ni =>
2 Ni(SO4)3 + 3 Zn = 3 Zn(SO4)2 + 2 Ni
Pb(NO3)2 + Cl2 + NaOH = PbO2 + NaCl + NaNO3 + H2O =>
Pb(NO3)2 + Cl2 + 4 NaOH = PbO2 + 2 NaCl + 2 NaNO3 + 2 H2O
HS{-} + O2 = SO4{-2} + H{+} =>
HS{-} + 2 O2 = SO4{-2} + H{+}
C22H24N2O8 + O2 = CO2 + N2 + H2O =>
C22H24N2O8 + 24 O2 = 22 CO2 + N2 + 12 H2O
MnO4{-} + HCN + I{-} + H{+} = Mn{2+} + ICN + H2O =>
2 MnO4{-} + 5 HCN + 5 I{-} + 11 H{+} = 2 Mn{2+} + 5 ICN + 8 H2O
CuCl2 + KI = CuI2 + KCl =>
CuCl2 + 2 KI = CuI2 + 2 KCl
BeCl2 + H2 = Be + HCl =>
BeCl2 + H2 = Be + 2 HCl
PN + H2O = NH4H2PO3 =>
PN + 3 H2O = NH4H2PO3
MgO + Ba(OH)2 = Mg(OH)2 + BaO =>
MgO + Ba(OH)2 = Mg(OH)2 + BaO
NO2 + CU(NO3)2 + H2O = CU + HNO3 =>
2 NO2 + CU(NO3)2 + 2 H2O = CU + 4 HNO3
Co3O4 + CH4 = Co + CO + H2 =>
Co3O4 + 4 CH4 = 3 Co + 4 CO + 8 H2
CrO3 + SO3 = Cr2(SO3)3 + O =>
2 CrO3 + 3 SO3 = Cr2(SO3)3 + 6 O
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
H2 + C1 = HC12 =>
H2 + 24 C1 = 2 HC12
HCIO4 = HCI + O2 =>
HCIO4 = HCI + 2 O2
PH3 + Cl2 = PCl + HCl =>
PH3 + 2 Cl2 = PCl + 3 HCl
C7H8 + NO2 = C7H7NO2 + H2 =>
2 C7H8 + 2 NO2 = 2 C7H7NO2 + H2
C7H10N2 + H2O2 = CO2 + H2O + N2 =>
C7H10N2 + 19 H2O2 = 7 CO2 + 24 H2O + N2
HNO3 + Zn = Zn(NO3)3 + NH4 + H2O =>
10 HNO3 + 3 Zn = 3 Zn(NO3)3 + NH4 + 3 H2O
AgCl + NH3 + NaNO3 = Ag(NH3)2 + NaCl + NO3 =>
AgCl + 2 NH3 + NaNO3 = Ag(NH3)2 + NaCl + NO3
Ag + CO2 = AgCO2 =>
Ag + CO2 = AgCO2
Na2CO3 + MgCrO4 = Na2CrO4 + MgCO3 =>
Na2CO3 + MgCrO4 = Na2CrO4 + MgCO3
KMnO4 + P = K2O + MnO2 + P2O5 =>
10 KMnO4 + 6 P = 5 K2O + 10 MnO2 + 3 P2O5
Ca + CaAl12O19 = CaAl4O7 + Al =>
12 Ca + 7 CaAl12O19 = 19 CaAl4O7 + 8 Al
CaCO3 = CaOCO2 =>
CaCO3 = CaOCO2
Na2[B2(OH)4(O2)2] + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
Na2[B2(OH)4(O2)2] + 4 KI + 3 H2SO4 = Na2SO4 + 2 K2SO4 + B2O3 + 5 H2O + 2 I2
H2C2O4 + HNO3 = HNO2 + CO2 + H2O =>
H2C2O4 + HNO3 = HNO2 + 2 CO2 + H2O
Fe(NO3)2 + (NH4)3(PO4) = Fe3(PO4)2 + (NH4)(NO3) =>
3 Fe(NO3)2 + 2(NH4)3(PO4) = Fe3(PO4)2 + 6(NH4)(NO3)
TiO2(s) + HCl(g) = TiCl4(s) + H2O(g) =>
TiO2(s) + 4 HCl(g) = TiCl4(s) + 2 H2O(g)
HCl(aq) + H2O(l) = H3O + Cl =>
HCl(aq) + H2O(l) = H3O + Cl
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
CH4O + Cr2O7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
3 CH4O + Cr2O7{2-} + 8 H{+} = 3 CH2O + 2 Cr{3+} + 7 H2O
AlCl3 + POH = PCl3 + AlOH =>
AlCl3 + POH = PCl3 + AlOH
KClO3 + MnO2 + NaOH = Na2MnO4 + H2O + KCl =>
KClO3 + 3 MnO2 + 6 NaOH = 3 Na2MnO4 + 3 H2O + KCl
H2 + C1 = HC12 =>
H2 + 24 C1 = 2 HC12
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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