| Équations équilibrées la veille |
N2 + 3 H2 = 2 NH3
ZnO + P2O5 = Zn3(PO4)2 =>
3 ZnO + P2O5 = Zn3(PO4)2
Na2SO3 + H2C2O4 = SO2 + Na2C2O4 + H2O =>
Na2SO3 + H2C2O4 = SO2 + Na2C2O4 + H2O
SO2 + NO3 = SO3 + NO2 =>
SO2 + NO3 = SO3 + NO2
Na2Cr2O7 + Zn(ClO3)2 = NaClO3 + ZnCr2O7 =>
Na2Cr2O7 + Zn(ClO3)2 = 2 NaClO3 + ZnCr2O7
BaCl(aq) + Na2SO4(aq) = BaNa(aq) + Cl2SO4(s) =>
2 BaCl(aq) + Na2SO4(aq) = 2 BaNa(aq) + Cl2SO4(s)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH3CH2OH + H2SO4 = (CH3CH2)2SO4 + H2O =>
2 CH3CH2OH + H2SO4 = (CH3CH2)2SO4 + 2 H2O
BaO + CO2 + H2O = Ba(HCO3)2 =>
BaO + 2 CO2 + H2O = Ba(HCO3)2
MgCl2(aq) + Ca(OH)2(aq) = Mg(OH)2(s) + CaCl2(aq) =>
MgCl2(aq) + Ca(OH)2(aq) = Mg(OH)2(s) + CaCl2(aq)
Cu3FeS3 + O2 = Cu + FeO + SO2 =>
2 Cu3FeS3 + 7 O2 = 6 Cu + 2 FeO + 6 SO2
Li + Mg(C2H3O2)2 = LiC2H3O2 + Mg =>
2 Li + Mg(C2H3O2)2 = 2 LiC2H3O2 + Mg
AgNO3 + Hg(NO3)2 + KI = Ag2HgI4 + KNO3 =>
2 AgNO3 + Hg(NO3)2 + 4 KI = Ag2HgI4 + 4 KNO3
K4Fe(CN)6 + H2SO4 = K2SO4 + FeSO4 + HCN =>
K4Fe(CN)6 + 3 H2SO4 = 2 K2SO4 + FeSO4 + 6 HCN
CH3OOOH + NaHCO3 = CO2 + H2O + NaCH3COO =>
4 CH3OOOH + NaHCO3 = 3 CO2 + 7 H2O + NaCH3COO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H10O5 + HNO3 = C6H7O5(NO2)3 + H2O =>
C6H10O5 + 3 HNO3 = C6H7O5(NO2)3 + 3 H2O
AlF3(s) + Mg(NO3)2(s) = Al(NO3)3 + MgF2 =>
2 AlF3(s) + 3 Mg(NO3)2(s) = 2 Al(NO3)3 + 3 MgF2
BaCo3 + NaOH = Ba(OH)2 + Na2Co3 =>
BaCo3 + 2 NaOH = Ba(OH)2 + Na2Co3
MnO2 + HCl2 = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl2 = MnCl2 + 2 H2O + 3 Cl2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
MgCl2 + NaOH = Mg(OH)2 + NaCl(aq) =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl(aq)
C2H6O + Li = Li(OH) + C2H5 =>
C2H6O + Li = Li(OH) + C2H5
H2C2O4 + Sr(NO3)2 = SrC2O4 + HNO3 =>
H2C2O4 + Sr(NO3)2 = SrC2O4 + 2 HNO3
Na + HNO3 = NaNO3 + (NH4)(NO3) + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + (NH4)(NO3) + 3 H2O
C11H12O3 + (KHSO5)2KHSO4K2SO4 = C11H12O4 + (KHSO4)2KHSO4K2SO4 =>
2 C11H12O3 + (KHSO5)2KHSO4K2SO4 = 2 C11H12O4 + (KHSO4)2KHSO4K2SO4
CaOH + HBr = CaBr + H2O =>
CaOH + HBr = CaBr + H2O
Ba + Cl2 + NaSO4 = BaSO4 + NaCl2 =>
Ba + Cl2 + NaSO4 = BaSO4 + NaCl2
F + W + S + P = FW3SP2 =>
F + 3 W + S + 2 P = FW3SP2
SiO2 + HF = SiH + O2F =>
SiO2 + HF = SiH + O2F
CaO + HOH = CaH2O2 =>
CaO + HOH = CaH2O2
MgO + Br = MgBr2 + O2 =>
2 MgO + 4 Br = 2 MgBr2 + O2
CrCl2 + NH4OH = Cr(OH)3 + (NH4)3Cl2 =>
CrCl2 + 3 NH4OH = Cr(OH)3 + (NH4)3Cl2
MgHCO3 + HCl = MgCl + CO2 + H2O =>
MgHCO3 + HCl = MgCl + CO2 + H2O
F + W + S + P = FW3SP2 =>
F + 3 W + S + 2 P = FW3SP2
PbCl2 + NH4NO2 = Pb(NO2)2 + NH4Cl =>
PbCl2 + 2 NH4NO2 = Pb(NO2)2 + 2 NH4Cl
Ag(NO3) + H2S = H(NO3) + Ag2S =>
2 Ag(NO3) + H2S = 2 H(NO3) + Ag2S
Zn + HNO3 = Zn(NO3) + NO + H2O =>
3 Zn + 4 HNO3 = 3 Zn(NO3) + NO + 2 H2O
FeO3 + H2 = Fe + H2O =>
FeO3 + 3 H2 = Fe + 3 H2O
H3PO4 + C = H3PO2 + CO =>
H3PO4 + 2 C = H3PO2 + 2 CO
LiOH + H2CO3 = Li2CO3 + HOH =>
2 LiOH + H2CO3 = Li2CO3 + 2 HOH
(Cu(NH3)2)Cl + O2 + NH4OH = (Cu(NH3)4)(OH)2 + NH4Cl + H2O =>
4(Cu(NH3)2)Cl + O2 + 12 NH4OH = 4(Cu(NH3)4)(OH)2 + 4 NH4Cl + 6 H2O
Ba3(PO4)2 = Ba + PO4 =>
Ba3(PO4)2 = 3 Ba + 2 PO4
C6H8Cl2O2 + C6H16N2 = C12H22N2O2 + HCl =>
C6H8Cl2O2 + C6H16N2 = C12H22N2O2 + 2 HCl
CuSO4 + KL = K2SO4 + CuL + L2 =>
2 CuSO4 + 4 KL = 2 K2SO4 + 2 CuL + L2
C3H6O + C3H8O = C6H14O2 =>
C3H6O + C3H8O = C6H14O2
Mg + H2Se = MgSe + H2 =>
Mg + H2Se = MgSe + H2
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
K2Cr2O7 + VCl3 + HCl = CrCl3 + VCl4 + KCl + H2O =>
K2Cr2O7 + 6 VCl3 + 14 HCl = 2 CrCl3 + 6 VCl4 + 2 KCl + 7 H2O
NaWO4 + Na2S + HCl = W5O14 + S + NaCl + H2O =>
10 NaWO4 + 7 Na2S + 24 HCl = 2 W5O14 + 7 S + 24 NaCl + 12 H2O
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