Équations équilibrées la veille |
2 CaH3 + 4 H2O = 2 Ca(OH)2 + 5 H2
Cr2(CO3)3 + Li = Li(CO3)3 + Cr =>
Cr2(CO3)3 + Li = Li(CO3)3 + 2 Cr
Cr2(SO4)3 + Na2S + H2O = Cr(OH)3 + H2S + Na2SO4 =>
Cr2(SO4)3 + 3 Na2S + 6 H2O = 2 Cr(OH)3 + 3 H2S + 3 Na2SO4
Li2S(aq) + Cu(NO3)2(aq) = CuS + Li(NO3) =>
Li2S(aq) + Cu(NO3)2(aq) = CuS + 2 Li(NO3)
Sb2S3(S) + H2(g) = Sb(s) + H2S(g) =>
Sb2S3(S) + 4 H2(g) = 2 Sb(s) + 4 H2S(g)
NO3 + Cl + H = NH2Cl + H2O =>
NO3 + Cl + 8 H = NH2Cl + 3 H2O
Cu + KCl = CuCl2 + K =>
Cu + 2 KCl = CuCl2 + 2 K
(NH4)2SO4Ba(CH3COO)2 = BaSO4(NH4)2(CH3COO)2 =>
(NH4)2SO4Ba(CH3COO)2 = BaSO4(NH4)2(CH3COO)2
NaNO3 + Zn(HSO4)2 = NaHSO4 + Zn(NO3)2 =>
2 NaNO3 + Zn(HSO4)2 = 2 NaHSO4 + Zn(NO3)2
C12H22O11OH + O2 = CO2 + H2O =>
4 C12H22O11OH + 47 O2 = 48 CO2 + 46 H2O
CuSO4 + NaHO = Cu(HO) + NaSO4 =>
CuSO4 + NaHO = Cu(HO) + NaSO4
Sn{4+} + I{-} = Sn + I2 =>
Sn{4+} + 4 I{-} = Sn + 2 I2
Rb2O + NaOH + H2O = Na[Rb(OH)2] =>
Rb2O + 2 NaOH + H2O = 2 Na[Rb(OH)2]
Na3N + NaNO3 = N2 + Na2O =>
5 Na3N + 3 NaNO3 = 4 N2 + 9 Na2O
K2SO3 + HNO3 = K2NO3 + SO3H =>
K2SO3 + HNO3 = K2NO3 + SO3H
HClO + K(OH) = K(ClO) + H2O =>
HClO + K(OH) = K(ClO) + H2O
Hg + AlBr3 = HgBr3 + Al =>
Hg + AlBr3 = HgBr3 + Al
Ca3(PO4)2 + ZnCrO4 = Ca3CrO4 + Zn(PO4)2 =>
Ca3(PO4)2 + ZnCrO4 = Ca3CrO4 + Zn(PO4)2
C17H35COOH + C18H37OH = C17H35COOC18H37 + H2O =>
C17H35COOH + C18H37OH = C17H35COOC18H37 + H2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Na2CO3*H2O + CaCl2 = CaCO3 + NaCl + H2O =>
Na2CO3*H2O + CaCl2 = CaCO3 + 2 NaCl + H2O
Al(OH)3 + NaOH = Na[Al(OH)4] =>
Al(OH)3 + NaOH = Na[Al(OH)4]
Cu(OH)2 + Ca(OH)2 = Cu[Ca(OH)4] =>
Cu(OH)2 + Ca(OH)2 = Cu[Ca(OH)4]
K2S + Na2SiO3 = K2SiO3 + Na2S =>
K2S + Na2SiO3 = K2SiO3 + Na2S
P2Cr2O7 + H2O + S = SO2 + POH + Cr2O3 =>
2 P2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 POH + 2 Cr2O3
Ba(OH)2 + H(NO3)2 = Ba(NO3)2 + H2O + OH =>
Ba(OH)2 + H(NO3)2 = Ba(NO3)2 + H2O + OH
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
C7H8 + Br2 = C7Br2 + H =>
C7H8 + Br2 = C7Br2 + 8 H
MnO + H = Mn + H2O =>
MnO + 2 H = Mn + H2O
SnS + HBr = SnBr + HS =>
SnS + HBr = SnBr + HS
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
Zn(OH)2(aq) + HC2H3O2(aq) = Zn(C2H3O2)2(aq) + H2O(l) =>
Zn(OH)2(aq) + 2 HC2H3O2(aq) = Zn(C2H3O2)2(aq) + 2 H2O(l)
CUNO32 = CUO + NO2 + O2 =>
2 CUNO32 = 2 CUO + 2 NO2 + 29 O2
BaCl2 + K2Cr = BaCr + KCl =>
BaCl2 + K2Cr = BaCr + 2 KCl
C5H10O + CuO = C5H10O2 + Cu2O =>
C5H10O + 2 CuO = C5H10O2 + Cu2O
K2S + Na2SiO3 = K2SiO3 + Na2S =>
K2S + Na2SiO3 = K2SiO3 + Na2S
BaCO3 + Co2(SO4)5 = BaSO4 + Co2(CO3)5 =>
5 BaCO3 + Co2(SO4)5 = 5 BaSO4 + Co2(CO3)5
Na2Se + H2O = NaHSe + NaOH =>
Na2Se + H2O = NaHSe + NaOH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH2Cl = CH2CH2 + HCl =>
CH3CH2Cl = CH2CH2 + HCl
Al + MgO2 = Mg + Al2O3 =>
4 Al + 3 MgO2 = 3 Mg + 2 Al2O3
BaSO4 + Ca(OH)2 = Ba(OH)2 + CaSO4 =>
BaSO4 + Ca(OH)2 = Ba(OH)2 + CaSO4
Na2SO3 + HNO3 = Na2SO4 + NO + H2O =>
3 Na2SO3 + 2 HNO3 = 3 Na2SO4 + 2 NO + H2O
CH3CH(NH2)COOH + NaNO2 + HCl = C3H6O3 + N2 + NaCl + H2O =>
CH3CH(NH2)COOH + NaNO2 + HCl = C3H6O3 + N2 + NaCl + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K2Cr2O7 + KHSO3 + H2SO4 = Cr2(SO4)3 + KHSO4 + H2O =>
K2Cr2O7 + 3 KHSO3 + 5 H2SO4 = Cr2(SO4)3 + 5 KHSO4 + 4 H2O
CoO + C = Co + CO2 =>
2 CoO + C = 2 Co + CO2
N7 + O2 = NO =>
2 N7 + 7 O2 = 14 NO
Al + MgO2 = Mg + Al2O3 =>
4 Al + 3 MgO2 = 3 Mg + 2 Al2O3
C2H5OH0 + O2 = CO2 + H2O =>
C2H5OH0 + 3 O2 = 2 CO2 + 3 H2O
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