Équations équilibrées la veille |
U(s) + 3 F2(g) = UF6
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Ag2(SO3) = Ag2(SO4) + Ag2S =>
4 Ag2(SO3) = 3 Ag2(SO4) + Ag2S
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbO2 + CH3COOH = Pb(C2H3O2)2 + H2 + O2 =>
PbO2 + 2 CH3COOH = Pb(C2H3O2)2 + H2 + O2
Cr + O = Cr2O3 =>
2 Cr + 3 O = Cr2O3
HPO3 + NaOH = NaH2PO4 =>
HPO3 + NaOH = NaH2PO4
Cr2(SO4)3 + Ca(OH)2 + H2O = Cr2(SO4)2(OH)2 + CaSO4H2O =>
Cr2(SO4)3 + Ca(OH)2 + H2O = Cr2(SO4)2(OH)2 + CaSO4H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe(OH)3 = Fe2O3 + H2O* =>
2 Fe(OH)3 = Fe2O3 + 3 H2O*
HCl + NO2 = HNO2 + Cl2 =>
2 HCl + 2 NO2 = 2 HNO2 + Cl2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CuI2 + Fe = FeI2 + Cu =>
CuI2 + Fe = FeI2 + Cu
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
V(NO3)4 + Na2CO3 = Na(NO3)4 + V2CO3 =>
2 V(NO3)4 + Na2CO3 = 2 Na(NO3)4 + V2CO3
SB + HNO3 + H2O = H3SBO4 + NO =>
3 SB + 5 HNO3 + 2 H2O = 3 H3SBO4 + 5 NO
[Ag(NH3)2]Cl + Cu = AgCl + Cu(NH3)4 =>
2[Ag(NH3)2]Cl + Cu = 2 AgCl + Cu(NH3)4
Al2O3 + H2O4S = Al(OH)3 + SO3 =>
Al2O3 + 3 H2O4S = 2 Al(OH)3 + 3 SO3
N2H4 + N2O3 = N + H2O =>
3 N2H4 + 2 N2O3 = 10 N + 6 H2O
P2O5 + Ca(OH)2 = Ca3(PO4)2 + HOH =>
P2O5 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 HOH
Na2O + MgCl2 = MgO + NaCl =>
Na2O + MgCl2 = MgO + 2 NaCl
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
N2O3 + O2 = N2O5 =>
N2O3 + O2 = N2O5
Cr + O = Cr2O3 =>
2 Cr + 3 O = Cr2O3
C6H4(NH2)COOH + NaOH = C6H5NH2 + Na2CO3 + H2O =>
C6H4(NH2)COOH + 2 NaOH = C6H5NH2 + Na2CO3 + H2O
CH3(CH2)6CH2OH + CrO3 + H2SO4 = Cr2(SO4)3 + CH3(CH2)6COOH + H2O =>
3 CH3(CH2)6CH2OH + 4 CrO3 + 6 H2SO4 = 2 Cr2(SO4)3 + 3 CH3(CH2)6COOH + 9 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NH3 + HBr = NBr3 + H2 =>
NH3 + 3 HBr = NBr3 + 3 H2
KNO3 + H2CO3 = HNO3 + K2CO3 =>
2 KNO3 + H2CO3 = 2 HNO3 + K2CO3
KI + BaO2 + HCl = I2 + KCl + BaCl2 + H2O =>
2 KI + BaO2 + 4 HCl = I2 + 2 KCl + BaCl2 + 2 H2O
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
CaO + Al = Al2O3 + Ca =>
3 CaO + 2 Al = Al2O3 + 3 Ca
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Si + Sr = SiSr =>
Si + Sr = SiSr
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Cr + KOH + H2O = K(Cr(OH)4) + H2 =>
2 Cr + 2 KOH + 6 H2O = 2 K(Cr(OH)4) + 3 H2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
P4 + NO3{-} + H{+} = H3PO4 + NO2 + H2O =>
P4 + 20 NO3{-} + 20 H{+} = 4 H3PO4 + 20 NO2 + 4 H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H7N3O3 + C5H8O2 = C6H9N3 + H2O + CO2 =>
C2H7N3O3 + C5H8O2 = C6H9N3 + 3 H2O + CO2
FeCl3 + KJ = FeCl2 + J3 + KCl =>
3 FeCl3 + 3 KJ = 3 FeCl2 + J3 + 3 KCl
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
C + KNO3 + S = K2S + N2 + CO2 =>
3 C + 2 KNO3 + S = K2S + N2 + 3 CO2
Mo + HNO3 = MoO3 + NO + H2O =>
Mo + 2 HNO3 = MoO3 + 2 NO + H2O
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
KI + H2SO4 = K2SO4 + H2S + I + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + H2S + 8 I + 4 H2O
CrO3 + C2H5OH + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O =>
2 CrO3 + 3 C2H5OH + 3 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 6 H2O
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
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