| Équations équilibrées la veille |
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Fe3O4(cr) + CO2(g) = Fe2O3(cr) + CO(g) =>
2 Fe3O4(cr) + CO2(g) = 3 Fe2O3(cr) + CO(g)
B(OH)3 = (BOOH)3 + H2O =>
3 B(OH)3 = (BOOH)3 + 3 H2O
HClO + Cu = CuClO + H =>
HClO + Cu = CuClO + H
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
NaCl + Al2S3 = Na2S + AlCl3 =>
6 NaCl + Al2S3 = 3 Na2S + 2 AlCl3
H2(SO4) + Li2(CO3) = H2O + CO2 + Li2(SO4) =>
H2(SO4) + Li2(CO3) = H2O + CO2 + Li2(SO4)
Na2SO3 + HCl = SO2(g) + NaCl(aq) + H2O(l) =>
Na2SO3 + 2 HCl = SO2(g) + 2 NaCl(aq) + H2O(l)
Na + SO3 + HCl = NaCl + H2O + SO2 =>
2 Na + SO3 + 2 HCl = 2 NaCl + H2O + SO2
H2O + S2O3{-2} + MnO4{-} = SO4{2-} + Mn{2+} + H3O =>
21 H2O + 3 S2O3{-2} + 2 MnO4{-} = 6 SO4{2-} + 2 Mn{2+} + 14 H3O
Ba3(PO4)2 + Fe(ClO3)2 = Fe3(PO4)2 + Ba(ClO3)2 =>
Ba3(PO4)2 + 3 Fe(ClO3)2 = Fe3(PO4)2 + 3 Ba(ClO3)2
CU + HSO4 = CUSO4 + H2O + SO2 =>
3 CU + 4 HSO4 = 3 CUSO4 + 2 H2O + SO2
MgO + HBr = MgBr + OH =>
MgO + HBr = MgBr + OH
CuCl2 + AgNO3 = ClAg + Cu(NO3)2 =>
CuCl2 + 2 AgNO3 = 2 ClAg + Cu(NO3)2
NH3 + Hg2O2 = H2O + Hg + N =>
4 NH3 + 3 Hg2O2 = 6 H2O + 6 Hg + 4 N
Ag + HgNO3 = Ag(NO3)2 + Hg =>
Ag + 2 HgNO3 = Ag(NO3)2 + 2 Hg
(NH4)2S2O8(aq) + KI(aq) = I2(aq) + K2SO4(aq) + (NH4)2SO4(aq) =>
(NH4)2S2O8(aq) + 2 KI(aq) = I2(aq) + K2SO4(aq) + (NH4)2SO4(aq)
CH2OH{-}CHOH{-}CH2OH + HNO3 = CH2ONO2{-}CHONO2{-}CH2ONO2 + H2O =>
CH2OH{-}CHOH{-}CH2OH + HNO3 = CH2ONO2{-}CHONO2{-}CH2ONO2 + H2O
Al{3+} + S2O3{2-} + H2O = AlO3H3 + SO2 + S =>
2 Al{3+} + 3 S2O3{2-} + 3 H2O = 2 AlO3H3 + 3 SO2 + 3 S
NH2CH2COONa + HBr = BrH3NCH2COOH + NaBr =>
NH2CH2COONa + 2 HBr = BrH3NCH2COOH + NaBr
Ag2CrO4 + NH4NO3 = AgNO3 + (NH4)2CrO4 =>
Ag2CrO4 + 2 NH4NO3 = 2 AgNO3 + (NH4)2CrO4
HAuCl4 = H + Cl + Au =>
HAuCl4 = H + 4 Cl + Au
MgI2 + K2Cr2O7 + H2SO4 = I2 + K2SO4 + MgSO4 + CrSO4 + H2O =>
4 MgI2 + K2Cr2O7 + 7 H2SO4 = 4 I2 + K2SO4 + 4 MgSO4 + 2 CrSO4 + 7 H2O
Ba(HCO3)2 + Ni3(PO4)2 = Ni(HCO3)2 + Ba3(PO4)2 =>
3 Ba(HCO3)2 + Ni3(PO4)2 = 3 Ni(HCO3)2 + Ba3(PO4)2
SnO + Ca = CaO + Sn =>
SnO + Ca = CaO + Sn
Zn{2{+}+OH{-} = Zn(OH)4{2-} =>
Zn{2{+}+4OH{-} = Zn(OH)4{2-}
Cr2(O)3 + KNO3 + Na2(CO)3 = Na2CrO4 + KNO2 + CO2 =>
Cr2(O)3 + 11 KNO3 + 2 Na2(CO)3 = 2 Na2CrO4 + 11 KNO2 + 6 CO2
CuS + HCl + HNO3 = CuCl2 + S + NO + H2O =>
3 CuS + 6 HCl + 2 HNO3 = 3 CuCl2 + 3 S + 2 NO + 4 H2O
CaI + H2SO4 = I2 + H2S + CaSO4 + H2O =>
4 CaI + 5 H2SO4 = 2 I2 + H2S + 4 CaSO4 + 4 H2O
MgBr2(aq) + BaCl2(aq) = MgCl2(aq) + BaBr2(aq) =>
MgBr2(aq) + BaCl2(aq) = MgCl2(aq) + BaBr2(aq)
C14H14S2 + O2 = CO2 + SO2 + H2O =>
2 C14H14S2 + 39 O2 = 28 CO2 + 4 SO2 + 14 H2O
K2Cr2O7 + KJ + HNO3 = Cr(NO3)3 + KNO3 + H2O + J2 =>
K2Cr2O7 + 6 KJ + 14 HNO3 = 2 Cr(NO3)3 + 8 KNO3 + 7 H2O + 3 J2
H2Cr2O7 + Mg(OH)2 = Mg2(Cr2O7)2 + H2O =>
2 H2Cr2O7 + 2 Mg(OH)2 = Mg2(Cr2O7)2 + 4 H2O
Au + H2SO4 + HNO3 = Au(HSO4)3 + NO + H2O =>
Au + 3 H2SO4 + HNO3 = Au(HSO4)3 + NO + 2 H2O
CO = OC =>
CO = OC
C + Cr = CCr =>
C + Cr = CCr
Al(l) + Cr2O3(s) = Al2O3(s) + Cr(l) =>
2 Al(l) + Cr2O3(s) = Al2O3(s) + 2 Cr(l)
CaI + H2SO4 = I2 + H2S + CaO =>
4 CaI + H2SO4 = 2 I2 + H2S + 4 CaO
Fe(CrO2)2 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 Fe(CrO2)2 + 8 K2CO3 + 7 O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
KMnO4 + NH3 + KOH = K2MnO4 + KNO3 + HOH =>
8 KMnO4 + NH3 + 9 KOH = 8 K2MnO4 + KNO3 + 6 HOH
Co(ii) + HCl = CoCl2 + H2 =>
Co(ii) + 2 HCl = CoCl2 + H2
Ga2(CO3)3 + NaOH = Na2CO3 + Ga(OH)3 =>
Ga2(CO3)3 + 6 NaOH = 3 Na2CO3 + 2 Ga(OH)3
H2SiO3 + Hg(OH)2 = HgSiO3 + H2O =>
H2SiO3 + Hg(OH)2 = HgSiO3 + 2 H2O
CH3CH2OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 11 H2O + 2 K2SO4
Au + H2S(g) = Au2S3(s) + H2(g) =>
2 Au + 3 H2S(g) = Au2S3(s) + 3 H2(g)
KNO3 + FeSO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + NO + H2O =>
2 KNO3 + 6 FeSO4 + 5 H2SO4 = 2 KHSO4 + 3 Fe2(SO4)3 + 2 NO + 4 H2O
NaNO3 + PbO = Na2O + Pb(NO3)2 =>
2 NaNO3 + PbO = Na2O + Pb(NO3)2
CH2(OH)CH2(OH) + HBr = CH2BrCH2Br + H2O =>
CH2(OH)CH2(OH) + 2 HBr = CH2BrCH2Br + 2 H2O
NaOH + Ca = Na + CaOH =>
NaOH + Ca = Na + CaOH
H2SO4 + CuS = CuSO4 + H2S =>
H2SO4 + CuS = CuSO4 + H2S
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Équations équilibrées sur01/09/25
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