| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KI + 2 H2SO4 + 2 NaNO2 = I2 + K2SO4 + 2 NO + Na2SO4 + 2 H2O
CuCH2 + O5 = CuO + H2O + CO2 =>
5 CuCH2 + 4 O5 = 5 CuO + 5 H2O + 5 CO2
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
K2PO4 + AgNO3 = AgPO4 + K2NO3 =>
K2PO4 + AgNO3 = AgPO4 + K2NO3
KC1O3 = KC1 + KC1O4 =>
4 KC1O3 = KC1 + 3 KC1O4
Al2(CO3)3 + CH3COOH = Al(C2H3O2)3 + CO2 + H2O =>
Al2(CO3)3 + 6 CH3COOH = 2 Al(C2H3O2)3 + 3 CO2 + 3 H2O
S + Ca(NO3)2 = NO + CaSO4 =>
S + Ca(NO3)2 = 2 NO + CaSO4
SrSO3 = Sr + SO3 =>
SrSO3 = Sr + SO3
FeBr3 + H2CO3 = HBr + Fe2(CO3)3 =>
2 FeBr3 + 3 H2CO3 = 6 HBr + Fe2(CO3)3
Fe2(SO4)3 + NaI = FeSO4 + NaSO4 + I =>
Fe2(SO4)3 + NaI = 2 FeSO4 + NaSO4 + I
SeCl6(s) + O2(g) = SeO2(s) + Cl2(g) =>
SeCl6(s) + O2(g) = SeO2(s) + 3 Cl2(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuO + SO3 = CuSO4 =>
CuO + SO3 = CuSO4
Au + HNO3 = Au(NO3) + H =>
Au + HNO3 = Au(NO3) + H
Si + H2SO4 = Si2(SO4)4 + H2 =>
2 Si + 4 H2SO4 = Si2(SO4)4 + 4 H2
H2CO3 + Ba(OH)2 = H2Ba + CO3(OH)2 =>
H2CO3 + Ba(OH)2 = H2Ba + CO3(OH)2
Cu + S = Cu2S6 =>
2 Cu + 6 S = Cu2S6
AgNO3 + NH4Cl = AgCl + NO3(NH4) =>
AgNO3 + NH4Cl = AgCl + NO3(NH4)
NaOH + O2 = NaO2 + H2O =>
4 NaOH + 3 O2 = 4 NaO2 + 2 H2O
CaCO4 = CaC + O =>
CaCO4 = CaC + 4 O
C3H6O2 + O2 = CO2H2O =>
2 C3H6O2 + 7 O2 = 6 CO2H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
MgCl2(aq) + Pb(s) = PbCl2(aq) + Mg(s) =>
MgCl2(aq) + Pb(s) = PbCl2(aq) + Mg(s)
AgNo3 + Na2CO3 = Ag2CO3 + NaNo3 =>
2 AgNo3 + Na2CO3 = Ag2CO3 + 2 NaNo3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
BaBr2 + Ca(OH)2 = Ba(OH)2 + CaBr2 =>
BaBr2 + Ca(OH)2 = Ba(OH)2 + CaBr2
H2S(aq) + NiSO4(aq) = H2SO4(aq) + NiS(aq) =>
H2S(aq) + NiSO4(aq) = H2SO4(aq) + NiS(aq)
BiO3 + H2 = Bi + H2O =>
BiO3 + 3 H2 = Bi + 3 H2O
N2 + H = N3H3 =>
3 N2 + 6 H = 2 N3H3
CH3MgBrCO2 = C2H3MgBrO2 =>
CH3MgBrCO2 = C2H3MgBrO2
AgCl + Fe = AgFe + Cl =>
AgCl + Fe = AgFe + Cl
NaCl + BaCl2 = NaBa + Cl =>
NaCl + BaCl2 = NaBa + 3 Cl
CH2 + HCl = CH3CH2Cl =>
2 CH2 + HCl = CH3CH2Cl
H2SeO3 + Fe(OH)2 = Fe(SeO3) + H2O =>
H2SeO3 + Fe(OH)2 = Fe(SeO3) + 2 H2O
Na2SO4 + BeF2 = BeSO4 + NaF =>
Na2SO4 + BeF2 = BeSO4 + 2 NaF
CuS + H2SO4 = CuSO4 + H2S =>
CuS + H2SO4 = CuSO4 + H2S
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
CrO5 + H2SO4 + KI = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 CrO5 + 10 H2SO4 + 14 KI = 7 I2 + Cr2(SO4)3 + 7 K2SO4 + 10 H2O
NH3 + Na2CO3 = H2O + CO2 + Na3N =>
2 NH3 + 3 Na2CO3 = 3 H2O + 3 CO2 + 2 Na3N
Mg + Al(OH)3 = Mg(OH)2 + Al =>
3 Mg + 2 Al(OH)3 = 3 Mg(OH)2 + 2 Al
K2CV2O7 + H2SO4 = K2SO4 + CV2(SO4)3 + H2O + O2 =>
2 K2CV2O7 + 8 H2SO4 = 2 K2SO4 + 2 CV2(SO4)3 + 8 H2O + 3 O2
Mg + Al(OH)3 = Mg(OH)2 + Al =>
3 Mg + 2 Al(OH)3 = 3 Mg(OH)2 + 2 Al
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Pb(aq) + S(aq) = PbS(s) =>
Pb(aq) + S(aq) = PbS(s)
Na2MnO4 + HNO3 = HMnO4 + NaNO3 + H2O + NO =>
3 Na2MnO4 + 7 HNO3 = 3 HMnO4 + 6 NaNO3 + 2 H2O + NO
K2CrO4(aq) + NiCl2(aq) = KCl + NiCrO4 =>
K2CrO4(aq) + NiCl2(aq) = 2 KCl + NiCrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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