| Équations équilibrées la veille |
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
CuO + N2O3 = CuN2O4 =>
CuO + N2O3 = CuN2O4
Ca + PO4 = CaPO4 =>
Ca + PO4 = CaPO4
C6H12O6 + NH3 = C10H18O5N2 + H2O + CO2 =>
7 C6H12O6 + 8 NH3 = 4 C10H18O5N2 + 18 H2O + 2 CO2
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
MnO + H2 = Mn + H2O =>
MnO + H2 = Mn + H2O
Ba(NO3)2 + NH2SO3H + H2O = BaSO4 + NH4NO3 + HNO3 =>
Ba(NO3)2 + NH2SO3H + H2O = BaSO4 + NH4NO3 + HNO3
KHSO3 = K2SO3 + SO2 + H2O =>
2 KHSO3 = K2SO3 + SO2 + H2O
P4 + IO3{-} + OH{-} = PO4{3-} + I{-} + H2O =>
3 P4 + 10 IO3{-} + 36 OH{-} = 12 PO4{3-} + 10 I{-} + 18 H2O
NaNO3 + NiSO4 = Na2SO4 + Ni(NO3)2 =>
2 NaNO3 + NiSO4 = Na2SO4 + Ni(NO3)2
AgNO3 + Na2S2O3 = Ag2S2O3(s) + NaNO3 =>
2 AgNO3 + Na2S2O3 = Ag2S2O3(s) + 2 NaNO3
CaC2O4 + H2O = CaO + H2C2O4 =>
CaC2O4 + H2O = CaO + H2C2O4
Fe2O3 + Li2CO3 = Li2Fe2O4 + CO2 =>
Fe2O3 + Li2CO3 = Li2Fe2O4 + CO2
CaO(s) + P2O5(g) = Ca3(PO4)2(s) =>
3 CaO(s) + P2O5(g) = Ca3(PO4)2(s)
NH4O3 = N2 + O2 + H2 =>
2 NH4O3 = N2 + 3 O2 + 4 H2
Ca(HCO3)2 + KNO3 = Ca(NO3)2 + KHCO3 =>
Ca(HCO3)2 + 2 KNO3 = Ca(NO3)2 + 2 KHCO3
Pb + CuCl2 = PbCl2 + Cu =>
Pb + CuCl2 = PbCl2 + Cu
H2(g) + As2O3(s) = AsH3(s) + H2O(g) =>
6 H2(g) + As2O3(s) = 2 AsH3(s) + 3 H2O(g)
S + BaCl2 = SCl2 + Ba =>
S + BaCl2 = SCl2 + Ba
S7 + O2 = SO2 =>
S7 + 7 O2 = 7 SO2
K2O = K + O2 =>
2 K2O = 4 K + O2
Na2O + Br2 = O + NaBr =>
Na2O + Br2 = O + 2 NaBr
SiO2 + H2SO4 = SiSO5 + H2O =>
SiO2 + H2SO4 = SiSO5 + H2O
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)2Cl2(aq) + SrSO4(s) =>
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)2Cl2(aq) + SrSO4(s)
CH3CH2OH + Ag(NH3)2OH = CH3COONH4 + Ag + NH3 + H2O =>
CH3CH2OH + 4 Ag(NH3)2OH = CH3COONH4 + 4 Ag + 7 NH3 + 3 H2O
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
H2S2O7 + H2O = H4S2O8 =>
H2S2O7 + H2O = H4S2O8
Ba(NO3)2 + HCl = BaCl2 + HNO3 =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 HNO3
Ba(OH)2 + H2SO3 = BaSO3 + H2O =>
Ba(OH)2 + H2SO3 = BaSO3 + 2 H2O
Al + CO3 + H2O = Al(OH)3 + H2CO3 =>
2 Al + 3 CO3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3
C14H14O2 + C5H12O2 = C17H18O2 + CH3OH =>
C14H14O2 + C5H12O2 = C17H18O2 + 2 CH3OH
C6H6(CH3)2 + KMnO4 + H2SO4 = C6H6COOH + K2SO4 + MnSO4 + H2O =>
7 C6H6(CH3)2 + 12 KMnO4 + 18 H2SO4 = 8 C6H6COOH + 6 K2SO4 + 12 MnSO4 + 32 H2O
H3PO4(aq) + RbOH(aq) = H2O + Rb3PO4 =>
H3PO4(aq) + 3 RbOH(aq) = 3 H2O + Rb3PO4
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
(NH4)2CrO4 + Pb(NO3)2 = (NH4)2(NO3)2 + PbCrO4 =>
(NH4)2CrO4 + Pb(NO3)2 = (NH4)2(NO3)2 + PbCrO4
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
CH3CH2OH + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
CH3CH2OH + 4 KMnO4 + 5 KOH = CH3COOK + 4 K2MnO4 + 4 H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
Fe2(CO3)3 + H2O = Fe2O3 + H2CO3 =>
Fe2(CO3)3 + 3 H2O = Fe2O3 + 3 H2CO3
CrO4{-2} + CN{-} + H2O = CNO{-} + Cr(OH)3 + OH{-} =>
2 CrO4{-2} + 3 CN{-} + 5 H2O = 3 CNO{-} + 2 Cr(OH)3 + 4 OH{-}
K2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 K2C2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 10 CO2 + 8 H2O
Co + HgO = CoO + Hg =>
Co + HgO = CoO + Hg
C2H2Br2 + O2 = CO2 + HBr =>
C2H2Br2 + 2 O2 = 2 CO2 + 2 HBr
Co(NO3)2(aq) + KOH(aq) = Co(OH)2 + KNO3 =>
Co(NO3)2(aq) + 2 KOH(aq) = Co(OH)2 + 2 KNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K + Al2O3 = K2O + Al =>
6 K + Al2O3 = 3 K2O + 2 Al
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Bi + F = BiF =>
Bi + F = BiF
FeBr3 + Na2S = Fe2S3 + NaBr =>
2 FeBr3 + 3 Na2S = Fe2S3 + 6 NaBr
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Équations équilibrées sur10/22/24
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