Équations équilibrées la veille |
2 RbBr + CaS = Rb2S + CaBr2
(d)PCl3(l) + H2O(l) = H3PO3(aq) + HCl(g) =>
(d)PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(g)
C3H8(g) + O2 = CO2(g) + H2O =>
C3H8(g) + 5 O2 = 3 CO2(g) + 4 H2O
Ca(s) + H2O(l) = Ca(OH)2 + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2 + H2(g)
K3[Cr(OH)6] + H2S = K2S + Cr(OH)3 + H2O =>
2 K3[Cr(OH)6] + 3 H2S = 3 K2S + 2 Cr(OH)3 + 6 H2O
CaCl2 + Na2CO3 = CaCO3 + Na2Cl2 =>
CaCl2 + Na2CO3 = CaCO3 + Na2Cl2
Ga + S = Ga2S3 =>
2 Ga + 3 S = Ga2S3
aluminum + iodine = AlI =>
2 Al + I2 = 2 AlI
C5H11Br + KOH = KBr + C5H11OH =>
C5H11Br + KOH = KBr + C5H11OH
Mg{2+} + SO4{2-} = MgSO4 =>
Mg{2+} + SO4{2-} = MgSO4
Na2CO3 + FeCl3 + H2O = Fe(OH)3 + NaCl + H2CO3 =>
3 Na2CO3 + 2 FeCl3 + 6 H2O = 2 Fe(OH)3 + 6 NaCl + 3 H2CO3
MgSO4BaS = BaSO4MgS =>
MgSO4BaS = BaSO4MgS
H2C2O4 + Sr = SrC2O4 + H2 =>
H2C2O4 + Sr = SrC2O4 + H2
NH4 + NH3 = NH4NH3 =>
NH4 + NH3 = NH4NH3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Li(OH)2 + H2SO4 = LiSO4 + H2O =>
Li(OH)2 + H2SO4 = LiSO4 + 2 H2O
Ba(OH)2 + Cr(NO3)2 = Cr(OH)2 + Ba(NO3)2 =>
Ba(OH)2 + Cr(NO3)2 = Cr(OH)2 + Ba(NO3)2
Cu3 + Al = Cu3Al =>
Cu3 + Al = Cu3Al
C6H6 + CH3COOH = C9H10O2 + H2O =>
2 C6H6 + 3 CH3COOH = 2 C9H10O2 + 2 H2O
Li(OH)2 + H2SO4 = LiSO4 + H2O =>
Li(OH)2 + H2SO4 = LiSO4 + 2 H2O
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
Fe(NO3)3 + HI = Fe(NO3)2 + HIO3 + NO2 =>
3 Fe(NO3)3 + HI = 3 Fe(NO3)2 + HIO3 + 3 NO2
Na2CO3 + H2S = Na2S + CO2 + H2O =>
Na2CO3 + H2S = Na2S + CO2 + H2O
Ba(NO3)2K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2K2SO4 = BaSO4 + 2 KNO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
CoOHNO3 + HCl = (CoOH)Cl + HNO3 =>
CoOHNO3 + HCl = (CoOH)Cl + HNO3
Li(OH)2 + H2SO4 = LiSO4 + H2O =>
Li(OH)2 + H2SO4 = LiSO4 + 2 H2O
CH3OH + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
KO2(s) = K(s) + O2(g) =>
KO2(s) = K(s) + O2(g)
Ba + N = BaN =>
Ba + N = BaN
HCl(aq) + O2 = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2 = 2 H2O(l) + 2 Cl2(g)
Na + BaF2 = NaF2 + Ba =>
Na + BaF2 = NaF2 + Ba
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Al(NO2)3 + NaOH = Al(OH)3 + NaNO2 =>
Al(NO2)3 + 3 NaOH = Al(OH)3 + 3 NaNO2
H3AsO4 + Mg(OH)2 = Mg(HAsO4) + H2O =>
H3AsO4 + Mg(OH)2 = Mg(HAsO4) + 2 H2O
H2CrO4 = CrO3 + H2O =>
H2CrO4 = CrO3 + H2O
Al2O3 + K = O2 + KAl13 =>
26 Al2O3 + 4 K = 39 O2 + 4 KAl13
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe(NO3)2 + O2 + H2O = Fe(NO3)2OH =>
4 Fe(NO3)2 + O2 + 2 H2O = 4 Fe(NO3)2OH
NaHSO4 + KOH = Na2SO4 + KHSO4 + H2O =>
2 NaHSO4 + KOH = Na2SO4 + KHSO4 + H2O
AgNO3(aq) + NaOH(aq) = AgO(s) + NaNO3(aq) + H2 =>
2 AgNO3(aq) + 2 NaOH(aq) = 2 AgO(s) + 2 NaNO3(aq) + H2
Li2SO4 + Ba(NO3)2 = BaSO4 + LiNO3 =>
Li2SO4 + Ba(NO3)2 = BaSO4 + 2 LiNO3
NaHCO3 + BaCl2 = BaCO3 + HCl + NaCl =>
NaHCO3 + BaCl2 = BaCO3 + HCl + NaCl
K[Al(OH)4] = Al2O3 + KOH + H2O =>
2 K[Al(OH)4] = Al2O3 + 2 KOH + 3 H2O
Bi(NO3)3 + H2O = BiO(NO3) + HNO3 =>
Bi(NO3)3 + H2O = BiO(NO3) + 2 HNO3
Na2SO3 + K2JO3 + H2SO4 = J2 + Na2SO4 + K2SO4 + H2O =>
4 Na2SO3 + 2 K2JO3 + 2 H2SO4 = J2 + 4 Na2SO4 + 2 K2SO4 + 2 H2O
KNO3 + Al2(SO4)3 = Al(NO3)3 + K2SO4 =>
6 KNO3 + Al2(SO4)3 = 2 Al(NO3)3 + 3 K2SO4
CH3CH2CH2CH2Br + CH3CH2ONa = CH3CH2CH2CH2OCH2CH3 + NaBr =>
CH3CH2CH2CH2Br + CH3CH2ONa = CH3CH2CH2CH2OCH2CH3 + NaBr
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