| Équations équilibrées la veille |
3 Cd(NO3)2 + 2 Na3(PO4) = 6 NaNO3 + Cd3(PO4)2
CrCl3 + Sn = Cr + SnCl3 =>
CrCl3 + Sn = Cr + SnCl3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cr(OH)3 = Cr2O3 + water =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
Sb + O2 = Sb2O5 =>
4 Sb + 5 O2 = 2 Sb2O5
N3H3 = N + H =>
N3H3 = 3 N + 3 H
NaOH(ac) + H2CO3(ac) = Na2CO3(ac) + H2O(g) =>
2 NaOH(ac) + H2CO3(ac) = Na2CO3(ac) + 2 H2O(g)
NaF + Cl2 = NaCl + F2 =>
2 NaF + Cl2 = 2 NaCl + F2
Mg + Co(NO3)2 = Co + Mg(NO3)2 =>
Mg + Co(NO3)2 = Co + Mg(NO3)2
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Cl{2} + NaBr = NaCl + Br{2} =>
Cl{2} + NaBr = NaCl + Br{2}
Hg2Cl2 + HCl = HgCl3 + H2 =>
Hg2Cl2 + 4 HCl = 2 HgCl3 + 2 H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CuSO4 + KI + CH3COOH = I2 + SO2 + CH3COOCu2 + CH3COOK + H2O =>
4 CuSO4 + 14 KI + 16 CH3COOH = 7 I2 + 4 SO2 + 2 CH3COOCu2 + 14 CH3COOK + 8 H2O
NH2OH + I2 + KOH = N2 + KI + H2O =>
2 NH2OH + I2 + 2 KOH = N2 + 2 KI + 4 H2O
K2CO3 + H2S = KHCO3 + KHS =>
K2CO3 + H2S = KHCO3 + KHS
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
HgO + Cl{2} = HgCl + O{2} =>
HgO + Cl{2} = HgCl + O{2}
Ca{2+} + HCO3{-} = Ca(CO3) + CO2 + H2O =>
Ca{2+} + 2 HCO3{-} = Ca(CO3) + CO2 + H2O
C2H4 + Br2 = C2H3Br2 + H2 =>
2 C2H4 + 2 Br2 = 2 C2H3Br2 + H2
Fe + CuSO4 = CuS + FeO4 =>
Fe + CuSO4 = CuS + FeO4
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
NH3 + K2SO4 = N2 + H2O + K2S =>
8 NH3 + 3 K2SO4 = 4 N2 + 12 H2O + 3 K2S
Al2 + S = AlS2 =>
Al2 + 4 S = 2 AlS2
C3H80 + O2 = CO2 + H2O =>
C3H80 + 23 O2 = 3 CO2 + 40 H2O
PbS2 + O2 = PbO2 + S =>
PbS2 + O2 = PbO2 + 2 S
K2CO3 + H2S = K2S + H2CO3 =>
K2CO3 + H2S = K2S + H2CO3
CHCH2CH3 + O2 = CO2 + H2O =>
2 CHCH2CH3 + 9 O2 = 6 CO2 + 6 H2O
AlCl3 + AgNO3 = Al(NO3)3 + AgCl =>
AlCl3 + 3 AgNO3 = Al(NO3)3 + 3 AgCl
C6H4ClO + CH3CH2I = C8H9OCl + I =>
C6H4ClO + CH3CH2I = C8H9OCl + I
PbOH2 = Pb + H2O =>
PbOH2 = Pb + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
CH3(CH2)2CH2 + O2 = CO2 + H2O =>
4 CH3(CH2)2CH2 + 25 O2 = 16 CO2 + 18 H2O
NaCl + K3(PO)4 = KCl + Na3(PO)4 =>
3 NaCl + K3(PO)4 = 3 KCl + Na3(PO)4
Zn + Cu2{+} = Zn2{+} + Cu =>
2 Zn + Cu2{+} = Zn2{+} + 2 Cu
H2O2*4H2O = H2O2 + H2O =>
H2O2*4H2O = H2O2 + 4 H2O
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Bariumchloride + Sodiumsulfate = bariumsulfate + sodiumchloride =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaCl2 + NaF = NaCl + CaF2 =>
CaCl2 + 2 NaF = 2 NaCl + CaF2
CrCl3(aq) + H2S(g) = Cr2S3(s) + HCl(aq) =>
2 CrCl3(aq) + 3 H2S(g) = Cr2S3(s) + 6 HCl(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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