| Équations équilibrées la veille |
C7H6O2 + 15 Na2CO3 = 15 Na2 + 22 CO2 + 3 H2O
FeSO4*7H2O + CuSO4*5H2O = CuSO4*FeSO4 + H2O =>
FeSO4*7H2O + CuSO4*5H2O = CuSO4*FeSO4 + 12 H2O
H3PO2 + H2O = H3PO2*H2O =>
H3PO2 + H2O = H3PO2*H2O
Na5 + Cl2 = NaCl9 =>
2 Na5 + 45 Cl2 = 10 NaCl9
N2 + O3 + H2O = NHO3 =>
3 N2 + 5 O3 + 3 H2O = 6 NHO3
C5H11O5P + NaOCH3 + C8H8O2 = C11H12O3 + NaC2H6O4P =>
C5H11O5P + NaOCH3 + 5 C8H8O2 = 4 C11H12O3 + NaC2H6O4P
VOSO4 + HAcAc = VO(AcAc)2 + H2SO4 =>
VOSO4 + 2 HAcAc = VO(AcAc)2 + H2SO4
VOCl3 + Cl2O = VO2Cl + Cl2 =>
VOCl3 + Cl2O = VO2Cl + 2 Cl2
SnSO4 + H2O = Sn(OH)2 + SO3 =>
SnSO4 + H2O = Sn(OH)2 + SO3
LiCO3 + Ba(OH)2 = LiOH + Ba(CO3)2 =>
2 LiCO3 + Ba(OH)2 = 2 LiOH + Ba(CO3)2
H3PO3 + Ca(OH)2 = (PO3)2Ca3 + H2O =>
2 H3PO3 + 3 Ca(OH)2 = (PO3)2Ca3 + 6 H2O
Na2CO3 + NO + O2 = NaNO2 + CO2 =>
2 Na2CO3 + 4 NO + O2 = 4 NaNO2 + 2 CO2
N + Li = LiN =>
N + Li = LiN
HCl + Fe + NaOH = NaCl + FeO + H2 =>
HCl + Fe + NaOH = NaCl + FeO + H2
NaCl + NH3 + CO2 + H2O = NH4Cl + NaHCO3 =>
NaCl + NH3 + CO2 + H2O = NH4Cl + NaHCO3
EuCl3 + H2SO4 = Eu2(SO4)3 + HCl =>
2 EuCl3 + 3 H2SO4 = Eu2(SO4)3 + 6 HCl
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + Fe{+3} + H2O =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = Mn{2+} + 5 Fe{+3} + 4 H2O
MoS2 + CO3{2-} + O2 = MoO4{2-} + SO4{2-} + CO2 =>
2 MoS2 + 6 CO3{2-} + 9 O2 = 2 MoO4{2-} + 4 SO4{2-} + 6 CO2
NaBr + KI = KIBr + Na =>
NaBr + KI = KIBr + Na
Ag(NO3) + MgCl2 = Mg(NO3)2 + Ag2Cl2 =>
2 Ag(NO3) + MgCl2 = Mg(NO3)2 + Ag2Cl2
Fe + Hg2(NO3)2 = Hg + Fe(NO3)2 =>
Fe + Hg2(NO3)2 = 2 Hg + Fe(NO3)2
CaCO3 + Cl2 = CaCl2 + CO2 + O2 =>
2 CaCO3 + 2 Cl2 = 2 CaCl2 + 2 CO2 + O2
N2H4 + HF = N2F + H =>
N2H4 + HF = N2F + 5 H
KMnO4 + KNO2 + H2SO4 = KNO3 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + 3 KNO2 + H2SO4 = 3 KNO3 + 2 MnO2 + K2SO4 + H2O
Cr(NO3)3 + NH4OH = NH4NO3 + Cr(OH)3 =>
Cr(NO3)3 + 3 NH4OH = 3 NH4NO3 + Cr(OH)3
CH3(CH2)CH3 + O2 = CO2 + H2O =>
CH3(CH2)CH3 + 5 O2 = 3 CO2 + 4 H2O
AgCl + Hg(NO3)2 = AgNO3 + HgCl2 =>
2 AgCl + Hg(NO3)2 = 2 AgNO3 + HgCl2
HCl + As2S3 + NaNO3 = NO2 + H2O + NaCl + NaHSO4 + H3As04 =>
27 HCl + 2 As2S3 + 33 NaNO3 = 33 NO2 + 9 H2O + 27 NaCl + 6 NaHSO4 + H3As04
Ca(OH)2(s) = CaO(s) + H2O(s) =>
Ca(OH)2(s) = CaO(s) + H2O(s)
C6H6 + NaOH = C6H5OH + Na + H2 =>
2 C6H6 + 2 NaOH = 2 C6H5OH + 2 Na + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + P2 = K2P =>
4 K + P2 = 2 K2P
HCe + K2Cr2O7 = Ce2 + CrCe3 + KCe + H2O =>
14 HCe + K2Cr2O7 = 3 Ce2 + 2 CrCe3 + 2 KCe + 7 H2O
BaI2(aq) + AgNO3(aq) = Ba(NO3)2(aq) + AgI(s) =>
BaI2(aq) + 2 AgNO3(aq) = Ba(NO3)2(aq) + 2 AgI(s)
Cr(OH)3 + NaOH + H2SO4 = Na2CrO4 + Na2SO3 + H2O =>
2 Cr(OH)3 + 10 NaOH + 3 H2SO4 = 2 Na2CrO4 + 3 Na2SO3 + 11 H2O
C8H9NO2 + NaOH = C6H7NO + C2H3NaO2 =>
C8H9NO2 + NaOH = C6H7NO + C2H3NaO2
C4H10 + HCl = CH4 + C2H3Cl =>
C4H10 + HCl = 2 CH4 + C2H3Cl
copper(ii)sulfate + magnesium = magnesiumsulfate + copper =>
CuSO4 + Mg = MgSO4 + Cu
NH4VO3 + Hg(NO3)2 = NH4NO3 + Hg(VO3)2(s) =>
2 NH4VO3 + Hg(NO3)2 = 2 NH4NO3 + Hg(VO3)2(s)
Cl3 + P + O = PCl3O =>
Cl3 + P + O = PCl3O
Ca2(PO4)2 + SiO2 + C = Ca2SiO3 + P + CO =>
Ca2(PO4)2 + SiO2 + 7 C = Ca2SiO3 + 2 P + 7 CO
NaWO4 + HCl + Na2S = W5O14 + S + NaCl + H2O =>
10 NaWO4 + 24 HCl + 7 Na2S = 2 W5O14 + 7 S + 24 NaCl + 12 H2O
C4H10O + CrO3 + H2SO4 = C5H10O2 + H2O + Cr2(SO4)3 =>
15 C4H10O + 16 CrO3 + 24 H2SO4 = 12 C5H10O2 + 39 H2O + 8 Cr2(SO4)3
Mg(OH)2 + NaCl = NaOH + Mg(Cl)2 =>
Mg(OH)2 + 2 NaCl = 2 NaOH + Mg(Cl)2
Zn(NO3)2 + Na2CO3 = NaNO3 + ZnCO3 =>
Zn(NO3)2 + Na2CO3 = 2 NaNO3 + ZnCO3
TiOCl2 + KF + H2O = K2[TiF2(OH)4] + HCl =>
TiOCl2 + 2 KF + 3 H2O = K2[TiF2(OH)4] + 2 HCl
Fe + O2 + H2SO4 = FeSO4 + H2O =>
2 Fe + O2 + 2 H2SO4 = 2 FeSO4 + 2 H2O
CuO + ClCH2COOCH3 = CuCl2 + CH2COOCH3 + O2 =>
2 CuO + 4 ClCH2COOCH3 = 2 CuCl2 + 4 CH2COOCH3 + O2
NaNO2 + HCI = NaCI + HNO2 =>
NaNO2 + HCI = NaCI + HNO2
SnBr2 + Cu = Cu2Br2 + Sn =>
SnBr2 + 2 Cu = Cu2Br2 + Sn
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