| Équations équilibrées la veille |
4 N2 + 5 P4 = 4 N2P5
CH2 = CHCH3 =>
2 CH2 = CHCH3
P = P3 =>
3 P = P3
Fe3O4 + H2S = FeS + H2O + O2 =>
2 Fe3O4 + 6 H2S = 6 FeS + 6 H2O + O2
CO2(g) + CaO(s) = CaCO3(s) =>
CO2(g) + CaO(s) = CaCO3(s)
K2Cr2O7 + NaOH = H2O + K2CrO4 + Na2CrO4 =>
K2Cr2O7 + 2 NaOH = H2O + K2CrO4 + Na2CrO4
H2S + Cu2O = H2SO4 + Cu =>
H2S + 4 Cu2O = H2SO4 + 8 Cu
CuSO4*5H2O + (NH2C(CH2OH)3) = [Cu(NH2C(CH2OH)3)4]SO4 + H2O =>
CuSO4*5H2O + 4(NH2C(CH2OH)3) = [Cu(NH2C(CH2OH)3)4]SO4 + 5 H2O
HNO5 + H2S = NO + S + H2O =>
2 HNO5 + 7 H2S = 2 NO + 7 S + 8 H2O
K2SO4NaOH = NaSO4K2OH =>
K2SO4NaOH = NaSO4K2OH
PdCl2 + HCO2Na = Pd + NaCl + CO2 + HCl =>
PdCl2 + HCO2Na = Pd + NaCl + CO2 + HCl
CH3COOH + LiHCO3 = CH3COOLi + H2CO3 =>
CH3COOH + LiHCO3 = CH3COOLi + H2CO3
Ca(OH2)2 + Cl2 = Ca(ClO3)2 + CaCl2 + HCl =>
3 Ca(OH2)2 + 9 Cl2 = Ca(ClO3)2 + 2 CaCl2 + 12 HCl
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2(SO4)3 + H2O =>
K2Cr2O7 + 2 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2(SO4)3 + 7 H2O
N2(g) + O2(g) = NO(g) =>
N2(g) + O2(g) = 2 NO(g)
KI + Cl2 = I2Cl + K =>
4 KI + Cl2 = 2 I2Cl + 4 K
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CH3CH2CH2CH(oh)CH3 + Na2Cr2O7 + H2SO4 = CH3CH2CHOOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CH2CH2CH(oh)CH3 + 3 Na2Cr2O7 + 12 H2SO4 = 5 CH3CH2CHOOH + 3 Cr2(SO4)3 + 3 Na2SO4 + 11 H2O
Zn(OH)2 + H3PO4 = O(OH)2 + H3PZn4 =>
4 Zn(OH)2 + H3PO4 = 4 O(OH)2 + H3PZn4
HCH3CO2 + H2O = HCH3CO2H{-} + OH{+} =>
HCH3CO2 + H2O = HCH3CO2H{-} + OH{+}
Cr(NO3)3 + K2S2O8 + H2SO4 = Cr2(SO4)3 + KNO3 + H2S2O8 =>
2 Cr(NO3)3 + 3 K2S2O8 + 3 H2SO4 = Cr2(SO4)3 + 6 KNO3 + 3 H2S2O8
AgNO3 + Na2SnO2 + NaOH = Ag + Na2SnO3 + NaNO3 + H2O =>
2 AgNO3 + Na2SnO2 + 2 NaOH = 2 Ag + Na2SnO3 + 2 NaNO3 + H2O
H2Se + Br2 = Se + HBr =>
H2Se + Br2 = Se + 2 HBr
NaBr + Ce2 = Br2 + NaCe =>
2 NaBr + Ce2 = Br2 + 2 NaCe
MgCl2H2O = Mg(OH)ClHCl =>
MgCl2H2O = Mg(OH)ClHCl
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
ZnO + HCl = ZnClO + H =>
ZnO + HCl = ZnClO + H
Fe2S3 + NO3{-} + H{+} = SO4{2-} + Fe2{+} + NO + H2O =>
3 Fe2S3 + 19 NO3{-} + 4 H{+} = 9 SO4{2-} + 3 Fe2{+} + 19 NO + 2 H2O
NaMnO4 + HCl + H2S = NaCl + MnCl2 + S + H2O =>
2 NaMnO4 + 6 HCl + 5 H2S = 2 NaCl + 2 MnCl2 + 5 S + 8 H2O
Li2O + BaSO4 = Li2SO4 + BaO =>
Li2O + BaSO4 = Li2SO4 + BaO
AlCl3 + NH3 + H2O = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4Cl
H2CO3 + Na = NaH + CO3 =>
H2CO3 + 2 Na = 2 NaH + CO3
C2H6 + CH3COOH = C4H8O2 + H2O =>
2 C2H6 + 4 CH3COOH = 3 C4H8O2 + 2 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
C2 + H2 = CH =>
C2 + H2 = 2 CH
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al2O3NaO = NaAl2O4 =>
Al2O3NaO = NaAl2O4
K2Cr2O7 + Zn + H2SO4 = K2SO4 + ZnSO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 Zn + 7 H2SO4 = K2SO4 + 3 ZnSO4 + Cr2(SO4)3 + 7 H2O
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
OAlBr = AlOBr =>
OAlBr = AlOBr
Mn2O3 + NH3 = H2O + Mn + N2 =>
Mn2O3 + 2 NH3 = 3 H2O + 2 Mn + N2
C6H8O6 + Fe(CN)6{3-} = C6H6O6 + Fe(CN)6{4-} + H{+} =>
C6H8O6 + 2 Fe(CN)6{3-} = C6H6O6 + 2 Fe(CN)6{4-} + 2 H{+}
Li3PO4(aq) + Ca(NO3)2(aq) = Ca3(PO4)2(s) + LiNO3(aq) =>
2 Li3PO4(aq) + 3 Ca(NO3)2(aq) = Ca3(PO4)2(s) + 6 LiNO3(aq)
NaHSO4 + H2O = NaHSO4H2O =>
NaHSO4 + H2O = NaHSO4H2O
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Équations équilibrées sur11/20/24
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