| Équations équilibrées la veille |
MnO2 + 2 H2O + Zn = Mn(OH)2 + Zn(OH)2
As2S3 + O2 = As2O3 + SO2 =>
2 As2S3 + 9 O2 = 2 As2O3 + 6 SO2
NH2CONH2 + H2O = NH2COONH4 =>
NH2CONH2 + H2O = NH2COONH4
HOCl + Ni(OH)2 = Ni(ClO)2 + H2O =>
2 HOCl + Ni(OH)2 = Ni(ClO)2 + 2 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Ni(NO3)2 + NaHCO3 = Ni(HCO3)2 + NaNO3 =>
Ni(NO3)2 + 2 NaHCO3 = Ni(HCO3)2 + 2 NaNO3
Fe(SO4)2 + BaCl2 = FeCl2 + Ba(SO4)2 =>
Fe(SO4)2 + BaCl2 = FeCl2 + Ba(SO4)2
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
AgNO3 + Na2HAsO4 = Ag2HAsO4 + NaNO3 =>
2 AgNO3 + Na2HAsO4 = Ag2HAsO4 + 2 NaNO3
C4H10 + Br2 = C4H8Br2 + HBr =>
C4H10 + 2 Br2 = C4H8Br2 + 2 HBr
C2H3COONa + NaOH = C2H4 + Na2CO3 =>
C2H3COONa + NaOH = C2H4 + Na2CO3
HOOC(C4H8)COOH + NaOH = NaOOC(C4H8)COONa + H2O =>
HOOC(C4H8)COOH + 2 NaOH = NaOOC(C4H8)COONa + 2 H2O
CH3(CH2)CH3(g) + O2(g) = CO2(g) + H2O =>
CH3(CH2)CH3(g) + 5 O2(g) = 3 CO2(g) + 4 H2O
NaOH(aq) + HSO4(aq) = H2O(l) + NaSO4(aq) =>
NaOH(aq) + HSO4(aq) = H2O(l) + NaSO4(aq)
Cl2O3 + H2O = HClO2 =>
Cl2O3 + H2O = 2 HClO2
SrCl2(aq) + H2O(l) = Sr(OH)2 + HCl =>
SrCl2(aq) + 2 H2O(l) = Sr(OH)2 + 2 HCl
I2 + N2H2 = HI + N2 =>
I2 + N2H2 = 2 HI + N2
FeS2 + Cl2 = FeCl3 + S2Cl2 =>
2 FeS2 + 5 Cl2 = 2 FeCl3 + 2 S2Cl2
Pb(NO3)2 + NaOH = NaNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 NaOH = 2 NaNO3 + Pb(OH)2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Mg + Fe(SO3)2 = Fe + Mg(SO3)2 =>
Mg + Fe(SO3)2 = Fe + Mg(SO3)2
Cu + ZnSO4 + HCl = ZnCl2 + CuSO4 + H2 =>
Cu + ZnSO4 + 2 HCl = ZnCl2 + CuSO4 + H2
H3PO2 + NO = HNO2 + H2O + P =>
H3PO2 + NO = HNO2 + H2O + P
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
LaCl3 + H2O = La(OH)3 + HCl =>
LaCl3 + 3 H2O = La(OH)3 + 3 HCl
Ca + CH3CH2CH2COOH = Ca(CH3CH2CH2COO)2 + H2 =>
Ca + 2 CH3CH2CH2COOH = Ca(CH3CH2CH2COO)2 + H2
Cn + Se = CnSe =>
Cn + Se = CnSe
SrBr2 + (NH4)3(PO4) = (NH4)Br + Sr3(PO4)2 =>
3 SrBr2 + 2(NH4)3(PO4) = 6(NH4)Br + Sr3(PO4)2
NH3 + L2 = N2L + H2 =>
4 NH3 + L2 = 2 N2L + 6 H2
K2CrO4 + HBr = KBr + H2CrO4 =>
K2CrO4 + 2 HBr = 2 KBr + H2CrO4
AgNO3 + NaCO3 = Na(NO3) + AgCO3 =>
AgNO3 + NaCO3 = Na(NO3) + AgCO3
Al2(SO4)3 + Na2SO4 = Na3Al(SO4)3 =>
Al2(SO4)3 + 3 Na2SO4 = 2 Na3Al(SO4)3
MgBr2(s) = Mg(aq) + Br(aq) =>
MgBr2(s) = Mg(aq) + 2 Br(aq)
Au + HCl + HNO3 = AuHCl3 + NO + H2O =>
3 Au + 9 HCl + 2 HNO3 = 3 AuHCl3 + 2 NO + 4 H2O
HF + Pd(OH)2 = PdF2 + H2O =>
2 HF + Pd(OH)2 = PdF2 + 2 H2O
Cr(NO3)2 + LiOH = Cr(OH)2 + LiNO3 =>
Cr(NO3)2 + 2 LiOH = Cr(OH)2 + 2 LiNO3
Fe(NO3)3 + NH + H2O = Fe(OH)3 + NH4NO3 =>
2 Fe(NO3)3 + 12 NH + 15 H2O = 2 Fe(OH)3 + 9 NH4NO3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
NaOH(s) + HCl(g) = NaCl + H2O =>
NaOH(s) + HCl(g) = NaCl + H2O
LiCl + K2CrO4 = Li2CrO4 + KCl =>
2 LiCl + K2CrO4 = Li2CrO4 + 2 KCl
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
CH2(OH)CH2OH + HBr = CH2(Br)CH2Br + H2O =>
CH2(OH)CH2OH + 2 HBr = CH2(Br)CH2Br + 2 H2O
CaO + N2O5 = Ca{2+} + NO3{-} =>
CaO + N2O5 = Ca{2+} + 2 NO3{-}
Cr(OH)3 + IO3({-}) + OH({-}) = CrO4({-}2) + I({-}) + H2O =>
3 Cr(OH)3 + 2 IO3({-}) + 3 OH({-}) = 3 CrO4({-}2) + 2 I({-}) + 6 H2O
K2SO3 + K2Cr2O7 + H2O = K2SO4 + Cr2O3 + KOH =>
3 K2SO3 + K2Cr2O7 + H2O = 3 K2SO4 + Cr2O3 + 2 KOH
KOH + K2CrO4 = KCrO4 + K2OH =>
KOH + K2CrO4 = KCrO4 + K2OH
N2F4 = N + F =>
N2F4 = 2 N + 4 F
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3 + 2 H2O
NaNO2 + NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O =>
NaNO2 + 2 NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3 = H2O + CO2 =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3
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Équations équilibrées sur10/15/24
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