| Équations équilibrées la veille |
ZnO + C = Zn + CO
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
CH3CH2CH2Br + CH3CH2ONa = CH3CH2CH2OCH2CH3 + NaBr =>
CH3CH2CH2Br + CH3CH2ONa = CH3CH2CH2OCH2CH3 + NaBr
C2H2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
CH3OH + C2H4O = C3H8O2 =>
CH3OH + C2H4O = C3H8O2
Al(NO3)3(aq) + Cu = Cu(NO3)2(aq) + Al(s) =>
2 Al(NO3)3(aq) + 3 Cu = 3 Cu(NO3)2(aq) + 2 Al(s)
Ag + N2 = Ag3N =>
6 Ag + N2 = 2 Ag3N
CuCl2 + K2S = CuS + ClK =>
CuCl2 + K2S = CuS + 2 ClK
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Ag + N2 = Ag3N =>
6 Ag + N2 = 2 Ag3N
NaI + KCIO3 + H2SO4 = I2 + KCI + Na2SO4 + H2O =>
6 NaI + KCIO3 + 3 H2SO4 = 3 I2 + KCI + 3 Na2SO4 + 3 H2O
H2O + BrF3 = HBrO3 + HF + Br2 =>
9 H2O + 5 BrF3 = 3 HBrO3 + 15 HF + Br2
KMnO4 + NH3 = K(NO3) + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH3 = 3 K(NO3) + 8 MnO2 + 5 KOH + 2 H2O
KHCO3 = CO2H2OK2CO3 =>
2 KHCO3 = CO2H2OK2CO3
H2S + HClO4 = HCl + H2SO2 =>
2 H2S + HClO4 = HCl + 2 H2SO2
C6H12O2 + NaHCO3 = H2O + CO2 + Na =>
C6H12O2 + 32 NaHCO3 = 22 H2O + 38 CO2 + 32 Na
S8 + Na2SO4 = SS2O3 + Na =>
9 S8 + 24 Na2SO4 = 32 SS2O3 + 48 Na
Pb(NO3)2 + Na2CO3 + H2O = CO2 + Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + Na2CO3 + H2O = CO2 + Pb(OH)2 + 2 NaNO3
K4Fe(CN)6 + KMnO4 + H2S2O8 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
28 K4Fe(CN)6 + 222 KMnO4 + 299 H2S2O8 = 334 KHSO4 + 14 Fe2(SO4)3 + 222 MnSO4 + 168 HNO3 + 168 CO2 + 48 H2O
HCl(g) + NaOH(s) = NaCl(s) + H2O(e) =>
HCl(g) + NaOH(s) = NaCl(s) + H2O(e)
FeS = Fe + S =>
FeS = Fe + S
Cl2 + I{-} = I2 + Cl{-} =>
Cl2 + 2 I{-} = I2 + 2 Cl{-}
H3PO4 + HCl = H2O + PCl5 =>
H3PO4 + 5 HCl = 4 H2O + PCl5
K2HgI4 + KOH + NH4Cl = IHg2ONH2 + KI + KCl + H2O =>
2 K2HgI4 + 4 KOH + NH4Cl = IHg2ONH2 + 7 KI + KCl + 3 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KOH + NiSO4 = K2SO4 + NiO + H2O =>
2 KOH + NiSO4 = K2SO4 + NiO + H2O
WCl6 + Bi = W3Cl10 + BiCl3 =>
9 WCl6 + 8 Bi = 3 W3Cl10 + 8 BiCl3
K + NH3 = KNH3 =>
K + NH3 = KNH3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
Ca(OH)2 + SO2 = CaS + H2O + O2 =>
2 Ca(OH)2 + 2 SO2 = 2 CaS + 2 H2O + 3 O2
C6H11Br + Na = C12H22 + NaBr =>
2 C6H11Br + 2 Na = C12H22 + 2 NaBr
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
HBr + CCl4 = CBr4 + HCl =>
4 HBr + CCl4 = CBr4 + 4 HCl
HS{-} + H2O = S{2-} + H3O{+} =>
HS{-} + H2O = S{2-} + H3O{+}
KOH + KIO2 + Cl2O3 = KCl + KIO3 + H2O =>
2 KOH + 4 KIO2 + Cl2O3 = 2 KCl + 4 KIO3 + H2O
Rb(s) + O2(g) = Rb2O(s) =>
4 Rb(s) + O2(g) = 2 Rb2O(s)
HCHO + Ag(NH3)2OH = (NH4)2CO3 + NH3 + Ag + H2O =>
HCHO + 4 Ag(NH3)2OH = (NH4)2CO3 + 6 NH3 + 4 Ag + 2 H2O
Zn + N2 = Zn3N2 =>
3 Zn + N2 = Zn3N2
H2SO4 + Zn = H2 + SO4Zn =>
H2SO4 + Zn = H2 + SO4Zn
PB(NO3)2 + HCl = PBCl2 + HNO3 =>
PB(NO3)2 + 2 HCl = PBCl2 + 2 HNO3
I2(s) + HCl = ICl2 + H2 =>
I2(s) + 4 HCl = 2 ICl2 + 2 H2
CaS + NaOH = Ca(OH) + NaS =>
CaS + NaOH = Ca(OH) + NaS
CH3Cl + O2 = CO2 + H2O + HCl =>
2 CH3Cl + 3 O2 = 2 CO2 + 2 H2O + 2 HCl
C17H35COOH + NaOH = C18H35NaO2 + H2O =>
C17H35COOH + NaOH = C18H35NaO2 + H2O
K + NH3 = K(NH3)2 =>
K + 2 NH3 = K(NH3)2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Na2Se + H2O2 + HCl = H2O + NaCl + Se =>
Na2Se + H2O2 + 2 HCl = 2 H2O + 2 NaCl + Se
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
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Équations équilibrées sur01/13/25
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