| Équations équilibrées la veille |
CaO + 2 HNO3 = H2O + Ca(NO3)2
PH3 + Cl = PCl3 + HCl =>
PH3 + 6 Cl = PCl3 + 3 HCl
Cl + I = Cl{-} + I{+7} =>
7 Cl + I = 7 Cl{-} + I{+7}
NaCl + CaCO3 = CaCl + NaCO3 =>
NaCl + CaCO3 = CaCl + NaCO3
NH4OH + CaC1 = NH4C1 + CaOH =>
NH4OH + CaC1 = NH4C1 + CaOH
Sr(OH)2(aq) + H3PO4(aq) = Sr3(PO4)2(s) + HOH(l) =>
3 Sr(OH)2(aq) + 2 H3PO4(aq) = Sr3(PO4)2(s) + 6 HOH(l)
Ca3P2(aq) + H2O(l) = Ca(OH)2(aq) + PH3(aq) =>
Ca3P2(aq) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(aq)
Fe(NO3)3(aq) + K3PO4(aq) = FePO4 + K3(NO3)3 =>
Fe(NO3)3(aq) + K3PO4(aq) = FePO4 + K3(NO3)3
C + HNO3 + H2O = H2CO3 + NO =>
3 C + 4 HNO3 + H2O = 3 H2CO3 + 4 NO
H{+} + MnO4{-} + C2H5OH = Mn{2+} + C2H4O + H2O =>
6 H{+} + 2 MnO4{-} + 5 C2H5OH = 2 Mn{2+} + 5 C2H4O + 8 H2O
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
H3C6H5O7 + OH = H2C6H5O7 + H2O =>
H3C6H5O7 + OH = H2C6H5O7 + H2O
CO2 + NaCl + NH3 + H2O = NaHCO3 + NH4Cl =>
CO2 + NaCl + NH3 + H2O = NaHCO3 + NH4Cl
Cu(NH3)2I + O2 + NH3 + H2O = Cu(NH3)4(OH)I =>
4 Cu(NH3)2I + O2 + 8 NH3 + 2 H2O = 4 Cu(NH3)4(OH)I
SO3(g) + H2O(aq) = H2SO4 =>
SO3(g) + H2O(aq) = H2SO4
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + KCH3CO2 =>
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + 2 KCH3CO2
BaCl2 + KNO3 = Ba(NO3)2 + KCl =>
BaCl2 + 2 KNO3 = Ba(NO3)2 + 2 KCl
SC2O3(s) + SO3(l) = SC2(SO4)3(s) =>
SC2O3(s) + 3 SO3(l) = SC2(SO4)3(s)
Pb(CH3COO)2 + H2O = PbO + CH3COOH =>
Pb(CH3COO)2 + H2O = PbO + 2 CH3COOH
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CH3CH2CHO + [Ag(NH3)2]OH = Ag + CH3CH2COOH + NH3 + H2O =>
CH3CH2CHO + 2[Ag(NH3)2]OH = 2 Ag + CH3CH2COOH + 4 NH3 + H2O
H3PO4 + Sc(OH)3 = ScPO4 + H2O =>
H3PO4 + Sc(OH)3 = ScPO4 + 3 H2O
KOH + Cr203 + O2 = K2CrO4 + H2O =>
812 KOH + 2 Cr203 + 609 O2 = 406 K2CrO4 + 406 H2O
HBr + KMnO4 = H2O + Br + KBr + MnBr2 =>
8 HBr + KMnO4 = 4 H2O + 5 Br + KBr + MnBr2
Al2S3 + HNO3 = Al(NO3)3 + H2S =>
Al2S3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2S
MeNO3 = MeNO2 + O3 =>
3 MeNO3 = 3 MeNO2 + O3
Cu(NO3)2 + Na2CO3 = CuO + NaNO3 + CO2 =>
Cu(NO3)2 + Na2CO3 = CuO + 2 NaNO3 + CO2
TiCl4 + WO3 = TiOCl2 + W + Cl2 =>
3 TiCl4 + WO3 = 3 TiOCl2 + W + 3 Cl2
N2H2(l) + O2 = N2(g) + H2O(l) =>
2 N2H2(l) + O2 = 2 N2(g) + 2 H2O(l)
((CH3(CH2)6CH3)) + O2 = CO2 + H2O =>
2((CH3(CH2)6CH3)) + 25 O2 = 16 CO2 + 18 H2O
GaN(s) = Ga(s) + N2(g) =>
2 GaN(s) = 2 Ga(s) + N2(g)
Ca(OH)2 + HNO3 = (NO3)2Ca + H2O =>
Ca(OH)2 + 2 HNO3 = (NO3)2Ca + 2 H2O
K2SO4 + FeCl3 = KCl + Fe2(SO4)3 =>
3 K2SO4 + 2 FeCl3 = 6 KCl + Fe2(SO4)3
Na2(Sn(OH)4) = Na2(Sn(OH)6) + NaOH + Sn =>
2 Na2(Sn(OH)4) = Na2(Sn(OH)6) + 2 NaOH + Sn
KLi2AlSi4O10FOH(s) + K2SO4(s) + CaSO4(s) = KAlSi2O6(s) + HF(g) + LiKSO4(s) + CaSiO3(s) + SiO2(s) =>
KLi2AlSi4O10FOH(s) + K2SO4(s) + CaSO4(s) = KAlSi2O6(s) + HF(g) + 2 LiKSO4(s) + CaSiO3(s) + SiO2(s)
H3PO4 + Ni(NO3)2 = Ni3(PO4)2 + HNO3 =>
2 H3PO4 + 3 Ni(NO3)2 = Ni3(PO4)2 + 6 HNO3
Fe(iii) + O2 = Fe2O3 =>
4 Fe(iii) + 3 O2 = 2 Fe2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn + H2O4 = ZnO2 + H2 =>
2 Zn + H2O4 = 2 ZnO2 + H2
NaHCO3 + HBr = NaBr + H2CO3 =>
NaHCO3 + HBr = NaBr + H2CO3
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2Br + H2O =>
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2Br + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Na3PO4 + NiCl2 = Na3Cl2 + NiPO4 =>
Na3PO4 + NiCl2 = Na3Cl2 + NiPO4
NaClO + NaBr + H2SO4 = Br2 + NaCl + Na2SO4 + H2O =>
NaClO + 2 NaBr + H2SO4 = Br2 + NaCl + Na2SO4 + H2O
C3H7NH2 + HCl = CH3CH3CH3NH + Cl =>
C3H7NH2 + HCl = CH3CH3CH3NH + Cl
Al2(CO3)3 + HCl = CO2(g) + AlCl3(aq) + H2O =>
Al2(CO3)3 + 6 HCl = 3 CO2(g) + 2 AlCl3(aq) + 3 H2O
ZnCO3(s) + HBr(aq) = ZnBr2(aq) + CO2(g) + H2O(l) =>
ZnCO3(s) + 2 HBr(aq) = ZnBr2(aq) + CO2(g) + H2O(l)
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