| Équations équilibrées la veille |
3 BaO2 + 2 H3PO4 + 3 KI = Ba3(PO4)2 + 3 H2O2KI
CaCO3 = CaOCO2 =>
CaCO3 = CaOCO2
NaCl + N2 = Na3N + Cl2 =>
6 NaCl + N2 = 2 Na3N + 3 Cl2
Fe{2+} + CN{-} = Fe(CN)6{-4} =>
Fe{2+} + 6 CN{-} = Fe(CN)6{-4}
Al(s) + H2SO4(l) = Al2(SO4)3 + H2(g) =>
2 Al(s) + 3 H2SO4(l) = Al2(SO4)3 + 3 H2(g)
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
Fe2(SO4)3 + HNO3 = Fe(NO3)3 + H2O + SO3 =>
Fe2(SO4)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O + 3 SO3
Fe2O3 + OH = Fe(OH)3 + O2 =>
2 Fe2O3 + 12 OH = 4 Fe(OH)3 + 3 O2
C2H4(g) + H2O(l) = CH3CH2OH(l) =>
C2H4(g) + H2O(l) = CH3CH2OH(l)
CuSO4(aq) + K3PO4(aq) = Cu3(PO4)2 + K2SO4 =>
3 CuSO4(aq) + 2 K3PO4(aq) = Cu3(PO4)2 + 3 K2SO4
Na2SO4 + (NH4)I = NaI + (NH4)2SO4 =>
Na2SO4 + 2(NH4)I = 2 NaI + (NH4)2SO4
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq) =>
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq)
Rb + Br2 = RbBr =>
2 Rb + Br2 = 2 RbBr
ZnCu + HCl = ZnCl2 + Cu + H2 =>
ZnCu + 2 HCl = ZnCl2 + Cu + H2
MnO2 + KClO3 + NaOH = NaMnO4 + KCl + H2O =>
2 MnO2 + KClO3 + 2 NaOH = 2 NaMnO4 + KCl + H2O
CH3CH2OH + Na = CH3CH2ONa + H =>
CH3CH2OH + Na = CH3CH2ONa + H
K2Cr2O7 + KI + H2(SO4) = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2(SO4) = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
Cr2O3(s) + Al(l) = Al2O3(s) + Cr(s) =>
Cr2O3(s) + 2 Al(l) = Al2O3(s) + 2 Cr(s)
C + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
C4H10 + KMnO4 + H2O = C4H10O2 + MnO2 + KOH =>
3 C4H10 + 4 KMnO4 + 2 H2O = 3 C4H10O2 + 4 MnO2 + 4 KOH
AgO + HNO3 = Ag(NO3)2 + H2O =>
AgO + 2 HNO3 = Ag(NO3)2 + H2O
LiOH + KHC8H4O4 = LiKC8H4O4 + H2O =>
LiOH + KHC8H4O4 = LiKC8H4O4 + H2O
CH3CH2OH + NH3 = CH3CH2NH2 + H2O =>
CH3CH2OH + NH3 = CH3CH2NH2 + H2O
Na2SiO3*5H2O + C6H8O6 = NaC6H7O6 + H4O4Si + H2O =>
Na2SiO3*5H2O + 2 C6H8O6 = 2 NaC6H7O6 + H4O4Si + 4 H2O
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
Te + O = TeO3 =>
Te + 3 O = TeO3
K2Cr2O7 + HCl + H2SO4 = CrO2Cl2 + KHSO4 + H2O =>
K2Cr2O7 + 4 HCl + 2 H2SO4 = 2 CrO2Cl2 + 2 KHSO4 + 3 H2O
SO3 + K2SO4 + H2O = KHSO4 =>
SO3 + K2SO4 + H2O = 2 KHSO4
Ca(OH)2(s) + H2S(q) = CaS(aq) + H2O(l) =>
Ca(OH)2(s) + H2S(q) = CaS(aq) + 2 H2O(l)
NaOH + C2H4(COOH)2 = C4H4Na2O4 + H2O =>
2 NaOH + C2H4(COOH)2 = C4H4Na2O4 + 2 H2O
AsO3{3-} + I2 + H2O = AsO4{3-} + I{-} + H{+} =>
AsO3{3-} + I2 + H2O = AsO4{3-} + 2 I{-} + 2 H{+}
BaC2 + Na2SO4 = BaSO4 + NaC =>
BaC2 + Na2SO4 = BaSO4 + 2 NaC
C2O4H2 + H2O = C2O4H + H3O =>
C2O4H2 + H2O = C2O4H + H3O
NaCH3COO + HNO3 = NaNO3 + CH3COOH =>
NaCH3COO + HNO3 = NaNO3 + CH3COOH
C2H4O + NaOH = CH3OH + HCOOH + Na =>
C2H4O + 2 NaOH = CH3OH + HCOOH + 2 Na
Li(s) + HBr(aq) = LiBr + H2 =>
2 Li(s) + 2 HBr(aq) = 2 LiBr + H2
Ca(HCO3)2(s) = CaO(s) + H2O(g) + CO2(g) =>
Ca(HCO3)2(s) = CaO(s) + H2O(g) + 2 CO2(g)
MgCl2 + H = Mg + HCl =>
MgCl2 + 2 H = Mg + 2 HCl
C6H5CO2 + H2O = C6H5CO2H + OH =>
C6H5CO2 + H2O = C6H5CO2H + OH
Fe2AlB2 + O2 = Fe2O3 + Al4B2O9 + B2O3 =>
4 Fe2AlB2 + 15 O2 = 4 Fe2O3 + Al4B2O9 + 3 B2O3
SH2 + H2O = SH + H3O =>
SH2 + H2O = SH + H3O
CrO3 + SO2 = Cr2O3 + SO3 =>
2 CrO3 + 3 SO2 = Cr2O3 + 3 SO3
Fe(HCO3)2 + KMnO4 + H2O = Fe(OH)3 + MnO2 + KHCO3 + H2CO3 =>
3 Fe(HCO3)2 + KMnO4 + 7 H2O = 3 Fe(OH)3 + MnO2 + KHCO3 + 5 H2CO3
Co2 + Cl = CoCl2 =>
Co2 + 4 Cl = 2 CoCl2
NH3{+} + O2 = NO2{-} + H{+} + H2O =>
4 NH3{+} + 5 O2 = 4 NO2{-} + 8 H{+} + 2 H2O
NO + H2O = HNO + O =>
2 NO + H2O = 2 HNO + O
HMnO4 + H2C2O4 = CO2 + MnO2 + H2O =>
2 HMnO4 + 3 H2C2O4 = 6 CO2 + 2 MnO2 + 4 H2O
C6H5OH + Zn = C6H6 + ZnO =>
C6H5OH + Zn = C6H6 + ZnO
Ni(s) + SnCl2(aq) = NiCl2 + Sn =>
Ni(s) + SnCl2(aq) = NiCl2 + Sn
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2 + H2O =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2 + 2 H2O
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Équations équilibrées sur10/27/24
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