| Équations équilibrées la veille |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
[Ag(NH3)2]NO3 + HCl = AgCl + NH3 + H{+} + NO3{-} =>
[Ag(NH3)2]NO3 + HCl = AgCl + 2 NH3 + H{+} + NO3{-}
Zn + Na2S2O3 + HCl = ZnCl2 + NaCl + H2S + H2O =>
4 Zn + Na2S2O3 + 10 HCl = 4 ZnCl2 + 2 NaCl + 2 H2S + 3 H2O
Mg + TiO2 = MgO + Ti =>
2 Mg + TiO2 = 2 MgO + Ti
C3H4NH2O2 + O2 = CO2 + H2O + NH3 =>
4 C3H4NH2O2 + 11 O2 = 12 CO2 + 6 H2O + 4 NH3
(NH4)2Fe(SO4)2 + NaOH = Fe(OH)2 + Na2SO4 + NH4OH =>
(NH4)2Fe(SO4)2 + 4 NaOH = Fe(OH)2 + 2 Na2SO4 + 2 NH4OH
H2SO3 + HI = H2S + I2 + H2O =>
H2SO3 + 6 HI = H2S + 3 I2 + 3 H2O
CaO + P2O2 = Ca3PO4 =>
6 CaO + P2O2 = 2 Ca3PO4
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Li2S + HNO3 = LiNO3 + NO + S + H2O =>
3 Li2S + 8 HNO3 = 6 LiNO3 + 2 NO + 3 S + 4 H2O
HCl(aq) + K2SO3(aq) = H2SO3(g) + KCl(aq) =>
2 HCl(aq) + K2SO3(aq) = H2SO3(g) + 2 KCl(aq)
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Ca + Co2 = CaCo3 =>
2 Ca + 3 Co2 = 2 CaCo3
KMnO4 + K4[Fe(CN)6] = K3[Fe(CN)6] + K2MnO4 =>
KMnO4 + K4[Fe(CN)6] = K3[Fe(CN)6] + K2MnO4
Na2CO33H2O2 = Na2CO3 + H2O + O2 =>
2 Na2CO33H2O2 = 2 Na2CO3 + 2 H2O + 31 O2
H2O + NaCrO4 + NaI = Cr(OH)3 + I2 + NaOH =>
4 H2O + NaCrO4 + 4 NaI = Cr(OH)3 + 2 I2 + 5 NaOH
C6H6 + H2O2 = CO2 + H2O =>
C6H6 + 15 H2O2 = 6 CO2 + 18 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
TiCl4 + Fe = FeCl2 + Ti =>
TiCl4 + 2 Fe = 2 FeCl2 + Ti
Mg + HNO3 = Mg(NO3)2 + NH4O + H2O =>
7 Mg + 16 HNO3 = 7 Mg(NO3)2 + 2 NH4O + 4 H2O
LiSO3 + H2SO4 = LiSO4 + H2O + SO2 =>
LiSO3 + H2SO4 = LiSO4 + H2O + SO2
P + H2SO4 + KMnO4 = KH2PO4 + MnSO4 =>
P + H2SO4 + KMnO4 = KH2PO4 + MnSO4
PbO2 + HF = PbF2 + F2 + H2O =>
PbO2 + 4 HF = PbF2 + F2 + 2 H2O
H2SO4 + Be(OH)2 = BeSO4 + H2O =>
H2SO4 + Be(OH)2 = BeSO4 + 2 H2O
Pb(II)(NO3)2 + NaCl = Na(NO3)2 + Pb(II)Cl =>
Pb(II)(NO3)2 + NaCl = Na(NO3)2 + Pb(II)Cl
Ca(s) + Br2(l) = CaBr2(s) =>
Ca(s) + Br2(l) = CaBr2(s)
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
N4 + H12 = NH3 =>
N4 + H12 = 4 NH3
Fe2P + S = P4S10 + FeS =>
4 Fe2P + 18 S = P4S10 + 8 FeS
Cu2O + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
N4 + H12 = NH3 =>
N4 + H12 = 4 NH3
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
HgO = Hg(s) + O2(g) =>
2 HgO = 2 Hg(s) + O2(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
CuCl2 + Na2SO3 + H2O = CuCl + Na2SO4 + HCl =>
2 CuCl2 + Na2SO3 + H2O = 2 CuCl + Na2SO4 + 2 HCl
Cu + Hg(No3)2 = Cu(No3)2 + Hg =>
Cu + Hg(No3)2 = Cu(No3)2 + Hg
CaCl2 + NaOH = CaOHCl + NaCl =>
CaCl2 + NaOH = CaOHCl + NaCl
N2H4 + Zn + NaOH + H2O = NH3 + Na2(Zn(OH)4) =>
N2H4 + Zn + 2 NaOH + 2 H2O = 2 NH3 + Na2(Zn(OH)4)
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
(CH3COO)2Pb + Na2Cr2O7 + H2O = PbCrO4 + CH3COONa + CH3COOH =>
2(CH3COO)2Pb + Na2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COONa + 2 CH3COOH
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaHSO4 + Ba(OH)2 = Na(OH)2 + BaHSO4 =>
NaHSO4 + Ba(OH)2 = Na(OH)2 + BaHSO4
Cl + NaOH = NaCl + NaClO2 + H2O =>
4 Cl + 4 NaOH = 3 NaCl + NaClO2 + 2 H2O
Zn2[Fe(CN)6] + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 =>
3 Zn2[Fe(CN)6] + K4[Fe(CN)6] = 2 K2Zn3[Fe(CN)6]2
Zn + Au(NO2)2 = Zn(NO2) + Au =>
2 Zn + Au(NO2)2 = 2 Zn(NO2) + Au
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
CO2 + Cl2 = CCl4 + O2 =>
CO2 + 2 Cl2 = CCl4 + O2
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