Équations équilibrées la veille |
CaCO3 + 2 KMnO4 = Ca(MnO4)2 + K2CO3
SbCl + O2 = SbO2 + Cl2 =>
2 SbCl + 2 O2 = 2 SbO2 + Cl2
Na2CO3 + H2O = HCO3 + Na2 + OH =>
Na2CO3 + H2O = HCO3 + Na2 + OH
C2H5F + NaOH = C2H5OH + NaF =>
C2H5F + NaOH = C2H5OH + NaF
K2Cr2O7 + NaClO + H2SO4 = K2SO4 + NaClO3 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 3 NaClO + 8 H2SO4 = 2 K2SO4 + 3 NaClO3 + 2 Cr2(SO4)3 + 8 H2O
CuSO4 + Zn = ZnSO4 + Cu0 =>
CuSO4 + Zn = ZnSO4 + Cu0
K2Cr2O7 + Fe(NO3)2 = K(NO3) + FeCr2O7 =>
K2Cr2O7 + Fe(NO3)2 = 2 K(NO3) + FeCr2O7
C2H6O + O2 = CO2 + H2O = CO2H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
OsO4 + PCl5 = P + O2 + OsCl8 =>
5 OsO4 + 8 PCl5 = 8 P + 10 O2 + 5 OsCl8
AlS3 + H2 = H2S + Al =>
AlS3 + 3 H2 = 3 H2S + Al
Zn(NH3)4Cl2 + H2S = ZnS + NH4Cl + (NH4)2S =>
Zn(NH3)4Cl2 + 2 H2S = ZnS + 2 NH4Cl + (NH4)2S
C6H8N3O5 + O2 = CO2 + H2O + N2 =>
2 C6H8N3O5 + 11 O2 = 12 CO2 + 8 H2O + 3 N2
Mg + HNO3 = Mg()2OH + NO2 =>
Mg + HNO3 = Mg()2OH + NO2
HI + K2CrO4 = H2CrO4 + KI =>
2 HI + K2CrO4 = H2CrO4 + 2 KI
F + Cu = FCu =>
F + Cu = FCu
C3H6 + O2 = C2O + water =>
4 C3H6 + 9 O2 = 6 C2O + 12 H2O
Cl2 + Al + Ba(OH)2 = Ba3[Al(OH)6]2 + BaCl2 =>
3 Cl2 + 2 Al + 6 Ba(OH)2 = Ba3[Al(OH)6]2 + 3 BaCl2
Mg + CUSO4 = CU + MgSO4 =>
Mg + CUSO4 = CU + MgSO4
Fe(OH)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KOH =>
Fe(OH)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KOH
C8H8O3 + H2O2 = C16H14O6 + H2O =>
2 C8H8O3 + H2O2 = C16H14O6 + 2 H2O
Sb2S3 + H{+} + NO3{-} = NO + SbO3{-} + SO4{2-} + H2O =>
3 Sb2S3 + 4 H{+} + 28 NO3{-} = 28 NO + 6 SbO3{-} + 9 SO4{2-} + 2 H2O
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
NaOH + H2PO(OH) = H2O + NaPO2H2 =>
NaOH + H2PO(OH) = H2O + NaPO2H2
Na3PO4 + Ba = Na + Ba3(PO4)2 =>
2 Na3PO4 + 3 Ba = 6 Na + Ba3(PO4)2
KI + KIO3 = I2 + K5IO6 =>
3 KI + 2 KIO3 = 2 I2 + K5IO6
MnI2 + BiO3{-} + H3O{+} = MnO4{-} + IO3{-} + Bi{3+} + H2O =>
2 MnI2 + 17 BiO3{-} + 62 H3O{+} = 2 MnO4{-} + 4 IO3{-} + 17 Bi{3+} + 93 H2O
AgNO3 + Fe = Fe(NO3)3 + Ag =>
3 AgNO3 + Fe = Fe(NO3)3 + 3 Ag
C15H31COONa + Ca(HCO3)2 = (C15H31COO)2Ca + NaHCO3 =>
2 C15H31COONa + Ca(HCO3)2 = (C15H31COO)2Ca + 2 NaHCO3
NH4OH + H2SO4 = NH4 + HSO4 + H2O =>
NH4OH + H2SO4 = NH4 + HSO4 + H2O
NH4NO3 + CH2 = N2 + H2O + CO =>
2 NH4NO3 + CH2 = 2 N2 + 5 H2O + CO
Cd(OH)2 + NaF = Cd(Na)(OH)2F =>
Cd(OH)2 + NaF = Cd(Na)(OH)2F
NaOH + CuCl3 = NaCl3 + CuOH =>
NaOH + CuCl3 = NaCl3 + CuOH
As + I = AsI3 =>
As + 3 I = AsI3
Li + O2 = LiO =>
2 Li + O2 = 2 LiO
NH4NO3 + H3PO4 = HNO3 + H2NH4PO4 =>
NH4NO3 + H3PO4 = HNO3 + H2NH4PO4
Cu + S(t) = CuS =>
Cu + S(t) = CuS
SO3 + OH = SO3OH =>
SO3 + OH = SO3OH
Co + Fe = FeCo2 =>
2 Co + Fe = FeCo2
KNO3 + NH3Cl + H2O = NO2 + KCl + NH4OH =>
7 KNO3 + 7 NH3Cl + 2 H2O = 9 NO2 + 7 KCl + 5 NH4OH
Na2CO3 + CH3COOH = NaOCOCH3 + H2CO3 =>
Na2CO3 + 2 CH3COOH = 2 NaOCOCH3 + H2CO3
Sodiumchloride + sulfuricacid = Sodiumsulfate + hydrogenchloride =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CH3CH2CH2CH2CHO + K2Cr2O7 + H2SO4 = CH3CH2CH2CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2CH2CH2CHO + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2CH2CH2COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
KIO3 + KI + HCl = KCl + H2O + I2 =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 H2O + 3 I2
ZnSiO3 = SiO3 + Zn =>
ZnSiO3 = SiO3 + Zn
NaClO(aq) + Na2S2O3(aq) + NaOH(aq) = NaCl(aq) + Na2SO4(aq) + H2O(l) =>
4 NaClO(aq) + Na2S2O3(aq) + 2 NaOH(aq) = 4 NaCl(aq) + 2 Na2SO4(aq) + H2O(l)
K2Cr2O7 + CH3CH2OH + HNO3 = Cr(NO3)3 + KNO3 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 16 HNO3 = 4 Cr(NO3)3 + 4 KNO3 + 3 CH3COOH + 11 H2O
H2 + PtBr3 = Pt + HBr =>
3 H2 + 2 PtBr3 = 2 Pt + 6 HBr
NH4OH + FeCl2 = NH4Cl + Fe(OH)2 =>
2 NH4OH + FeCl2 = 2 NH4Cl + Fe(OH)2
C6H18O6 + O2 = CO2 + H2O =>
2 C6H18O6 + 15 O2 = 12 CO2 + 18 H2O
SiCl4 + Mg = MgCl2 + Si =>
SiCl4 + 2 Mg = 2 MgCl2 + Si
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