| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HBr + CaO = CaBr2 + H2O
KI + HCl + HClO = I2 + KCl + H2O =>
2 KI + HCl + HClO = I2 + 2 KCl + H2O
KCl + Ag{+} + NO3{-} = KNO3 + AgCl =>
KCl + Ag{+} + NO3{-} = KNO3 + AgCl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Al(OH)3 + Cu = Al + Cu(OH)2 =>
2 Al(OH)3 + 3 Cu = 2 Al + 3 Cu(OH)2
NH4Br(aq) + Pb(C2H3O2)2(aq) = PbBr2(aq) + NH4(C2H3O2) =>
2 NH4Br(aq) + Pb(C2H3O2)2(aq) = PbBr2(aq) + 2 NH4(C2H3O2)
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)2 + NaNO3 + H2O =>
3 Mn(NO3)2 + 5 NaBiO3 + 9 HNO3 = 3 HMnO4 + 5 Bi(NO3)2 + 5 NaNO3 + 3 H2O
NaCl + Al2(SO4)3 = Na2(SO4) + Cl3Al =>
6 NaCl + Al2(SO4)3 = 3 Na2(SO4) + 2 Cl3Al
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)2 + NaNO3 + H2O =>
3 Mn(NO3)2 + 5 NaBiO3 + 9 HNO3 = 3 HMnO4 + 5 Bi(NO3)2 + 5 NaNO3 + 3 H2O
C20H42(s) + O2(g) = CO2(g) + H2O(g) =>
2 C20H42(s) + 61 O2(g) = 40 CO2(g) + 42 H2O(g)
Cu(OH)2 + C6H1206 = Cu2O + C6H12O7 + H =>
14 Cu(OH)2 + 3 C6H1206 = 7 Cu2O + 3 C6H12O7 + 3610 H
AgNO3 + Na2SO4 = Ag2SO4 + Na(NO3) =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 Na(NO3)
LiNO3 = LiNO2 + O2 =>
2 LiNO3 = 2 LiNO2 + O2
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Zn + Al(OH)3 = ZnOH + Al =>
3 Zn + Al(OH)3 = 3 ZnOH + Al
C6H12O6 + Cr2O72{-} + H{+} = CO2 + H2O + Cr3{+} =>
427 C6H12O6 + 72 Cr2O72{-} + 120 H{+} = 2562 CO2 + 2622 H2O + 48 Cr3{+}
Tl2S + CuI = Tl2Cu + SI =>
Tl2S + CuI = Tl2Cu + SI
HI + K2Cr2O7 + HClO4 = I2 + KClO4 + Cr(ClO4) + H2O =>
10 HI + K2Cr2O7 + 4 HClO4 = 5 I2 + 2 KClO4 + 2 Cr(ClO4) + 7 H2O
Ag2SO3 = Ag2SO4 + SO2 + Ag =>
2 Ag2SO3 = Ag2SO4 + SO2 + 2 Ag
CaC2O4 + H2SO4 + KMnO4 = CO2 + CaSO4 + MnSO4 + K2SO4 + H2O =>
5 CaC2O4 + 8 H2SO4 + 2 KMnO4 = 10 CO2 + 5 CaSO4 + 2 MnSO4 + K2SO4 + 8 H2O
Ca(s) + HC1(g) = CaC12(s) + H2(g) =>
Ca(s) + 12 HC1(g) = CaC12(s) + 6 H2(g)
Na2Se + O2 = Na2SeO3 =>
2 Na2Se + 3 O2 = 2 Na2SeO3
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2 =>
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2
Fe + H2O(g) = Fe3O4 + H2(g) =>
3 Fe + 4 H2O(g) = Fe3O4 + 4 H2(g)
Cr(s) + Au{3+}(aq) = Cr{2+}(aq) + Au(s) =>
3 Cr(s) + 2 Au{3+}(aq) = 3 Cr{2+}(aq) + 2 Au(s)
K4Fe(CN)6 + K2S = KCN + K4FeS3 =>
K4Fe(CN)6 + 3 K2S = 6 KCN + K4FeS3
MgCl2(aq) + Na2CO3(aq) = MgCO3(aq) + NaCl =>
MgCl2(aq) + Na2CO3(aq) = MgCO3(aq) + 2 NaCl
C4H7NaOS2 + ZnCl2 = Zn(C4H7OS2)2 + NaCl =>
2 C4H7NaOS2 + ZnCl2 = Zn(C4H7OS2)2 + 2 NaCl
H5NS + AgNO3 = AgNS + H5NO3 =>
H5NS + AgNO3 = AgNS + H5NO3
Na2B4O710H2O = B + Na + O + H2O =>
Na2B4O710H2O = 4 B + 2 Na + 710 O + H2O
C78H163O66N6PS2 + H2O = CH4 + CO2 + NH3 + H3PO4 + H2S =>
4 C78H163O66N6PS2 + 50 H2O = 163 CH4 + 149 CO2 + 24 NH3 + 4 H3PO4 + 8 H2S
Ca(OH)2 + H2 = CaH2 + H2O2 =>
Ca(OH)2 + H2 = CaH2 + H2O2
K2Cr2O7 + Pb(CH3COOO)2 = Pb(Cr2O7) + CH3COOOK =>
K2Cr2O7 + Pb(CH3COOO)2 = Pb(Cr2O7) + 2 CH3COOOK
C3H505 + O2 = CO2 + H2O =>
4 C3H505 + 517 O2 = 12 CO2 + 1010 H2O
CH3COOH + Al(OH)3 = H2O + C6H9AlO6 =>
3 CH3COOH + Al(OH)3 = 3 H2O + C6H9AlO6
Ca5FP3O12 + H2SO4 + H2O = CaH6P2O9 + CaSO4 + HF =>
2 Ca5FP3O12 + 7 H2SO4 + 3 H2O = 3 CaH6P2O9 + 7 CaSO4 + 2 HF
H2S + Ce2O3 = Ce2S3 + H2O =>
3 H2S + Ce2O3 = Ce2S3 + 3 H2O
K2Cr2O7 + H2SO4 + NaCl = Na2SO4 + K2SO4 + Cl2 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 NaCl = 3 Na2SO4 + K2SO4 + 3 Cl2 + Cr2(SO4)3 + 7 H2O
NO + H2 + O = HNO3 =>
2 NO + H2 + 4 O = 2 HNO3
Na2C2O4 + H2SO4 + KMnO4 = MnSO4 + CO2 + K2SO4 + H2O + Na2SO4 =>
5 Na2C2O4 + 8 H2SO4 + 2 KMnO4 = 2 MnSO4 + 10 CO2 + K2SO4 + 8 H2O + 5 Na2SO4
NH3 + C = CH4 + N =>
4 NH3 + 3 C = 3 CH4 + 4 N
Sr(NO3)2 + KCl2 = K(NO3)2 + SrCl2 =>
Sr(NO3)2 + KCl2 = K(NO3)2 + SrCl2
Fe3 + NH4SCN = FeSCN + NH4 =>
Fe3 + 3 NH4SCN = 3 FeSCN + 3 NH4
C6H7O2(OH)3 + O2 = CO2 + H2O =>
C6H7O2(OH)3 + 6 O2 = 6 CO2 + 5 H2O
Na2S + I2 + H2O = SO2 + HI + NaI =>
Na2S + 3 I2 + 2 H2O = SO2 + 4 HI + 2 NaI
[Cr(OH)3]3{-} + Cl2 + OH{-} = CrO42{-} + Cl{-} + H2O =>
2[Cr(OH)3]3{-} + 241 Cl2 + 486 OH{-} = 6 CrO42{-} + 482 Cl{-} + 252 H2O
BaI2 + Br2 = BrI + Ba =>
BaI2 + Br2 = 2 BrI + Ba
Ca + Na2O = NaCa + O2 =>
4 Ca + 2 Na2O = 4 NaCa + O2
C18H38 + O2 = C18O2 + H38O2 =>
C18H38 + 2 O2 = C18O2 + H38O2
K2Cr2O7 + FeSO4 + KHSO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 FeSO4 + 14 KHSO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 8 K2SO4 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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