| Équations équilibrées la veille |
NH4ClMgCl2 = NH4(Cl2)MgCl
CH3OH + CuO = HCOH + Cu + H2O =>
CH3OH + CuO = HCOH + Cu + H2O
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + NO =>
2 KNO3 + 4 H2SO4 + 3 Hg = K2SO4 + 3 HgSO4 + 4 H2O + 2 NO
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + H2O(l) =>
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + 4 H2O(l)
HNO3 + H2SO4 + Hg = Hg2SO4 + H2O + NO =>
2 HNO3 + 3 H2SO4 + 6 Hg = 3 Hg2SO4 + 4 H2O + 2 NO
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + NO =>
2 KNO3 + 4 H2SO4 + 3 Hg = K2SO4 + 3 HgSO4 + 4 H2O + 2 NO
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + H2O(g) =>
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + 4 H2O(g)
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ca + NH3 = CaH2 + N2 =>
3 Ca + 2 NH3 = 3 CaH2 + N2
MnCl2 + KOH + I2 = K2MnO4 + KClO4 + KI + H2O =>
MnCl2 + 24 KOH + 10 I2 = K2MnO4 + 2 KClO4 + 20 KI + 12 H2O
Cu + HgSO4 = CuSO4 + Hg =>
Cu + HgSO4 = CuSO4 + Hg
NH4C2H3O2 = N2 + H2 + C + O2 =>
2 NH4C2H3O2 = N2 + 7 H2 + 4 C + 2 O2
C6H6O(l) + O2(g) = CO2(g) + H2O(g) =>
C6H6O(l) + 7 O2(g) = 6 CO2(g) + 3 H2O(g)
Ca(IO)2 + KI + HCl = CaCl2 + KCl + I2 + H2O =>
Ca(IO)2 + 2 KI + 4 HCl = CaCl2 + 2 KCl + 2 I2 + 2 H2O
C3H6C2 + O2 = CO2 + H2O =>
2 C3H6C2 + 13 O2 = 10 CO2 + 6 H2O
CuSO4*5H2O + K2C2O4 = K2Cu(C2O4)2*2H2O + K2SO4 + H2O =>
CuSO4*5H2O + 2 K2C2O4 = K2Cu(C2O4)2*2H2O + K2SO4 + 3 H2O
Br{-} + H2SO4 = HBr + SO4{2-} =>
2 Br{-} + H2SO4 = 2 HBr + SO4{2-}
KNO3 + Cl2 = KClO3 + N2 =>
2 KNO3 + Cl2 = 2 KClO3 + N2
Ca(HSO3)2(s) = CaO(s) + H2O(g) + SO2(g) =>
Ca(HSO3)2(s) = CaO(s) + H2O(g) + 2 SO2(g)
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
CH3COO{-} + H{+} = CH4COO =>
CH3COO{-} + H{+} = CH4COO
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
KMnO4 + NaHSO3 + KOH = K2MnO4 + NaHSO4 + H2O =>
2 KMnO4 + NaHSO3 + 2 KOH = 2 K2MnO4 + NaHSO4 + H2O
CH3C6H4NH2 + HCl = CH3C6H4NH3Cl =>
CH3C6H4NH2 + HCl = CH3C6H4NH3Cl
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Fe(NO3)3 + K2CO3 = Fe2CO3 + K(NO3)3 =>
2 Fe(NO3)3 + K2CO3 = Fe2CO3 + 2 K(NO3)3
KBr + Cl2 + CCl4 = KCCl4 + BrCl =>
2 KBr + Cl2 + 2 CCl4 = 2 KCCl4 + 2 BrCl
K4Fe(CN)6 + H2SO4 = HCN + KHSO4 + FeSO4 =>
K4Fe(CN)6 + 5 H2SO4 = 6 HCN + 4 KHSO4 + FeSO4
SO3 + H2O = H2SO3 + O2 =>
2 SO3 + 2 H2O = 2 H2SO3 + O2
Pb(NO3)2 + HCI = PbHCI + NO3 =>
Pb(NO3)2 + HCI = PbHCI + 2 NO3
Cl2O7(l) + H2O(l) = HClO4(aq) =>
Cl2O7(l) + H2O(l) = 2 HClO4(aq)
Al2O3 + NaOH = Na3[Al(OH)6] + Na2O =>
Al2O3 + 12 NaOH = 2 Na3[Al(OH)6] + 3 Na2O
N2 + H2O + Cl2 + O2 = NH4ClO4 =>
N2 + 4 H2O + Cl2 + 2 O2 = 2 NH4ClO4
KMnO4 + C2H5OH + H2SO4 = MnSO4 + K2SO4 + H2O + C2H4O2 =>
4 KMnO4 + 5 C2H5OH + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 11 H2O + 5 C2H4O2
MnO4{-} + SO3{2-} + H{+} = MnO2 + SO4{2-} + H2O =>
2 MnO4{-} + 3 SO3{2-} + 2 H{+} = 2 MnO2 + 3 SO4{2-} + H2O
C2H6O + Cr2O72{-} + H{+} = C2H4O2 + Cr3{+} + H2O =>
427 C2H6O + 12 Cr2O72{-} + 20 H{+} = 427 C2H4O2 + 8 Cr3{+} + 437 H2O
C6H12O6 + HBr2 + NaHCO3 = C6H12O7 + NaBr + CO2 =>
13 C6H12O6 + 4 HBr2 + 8 NaHCO3 = 14 C6H12O7 + 8 NaBr + 2 CO2
Cr2O3 + KOH + H2O = K[Cr(OH)4] =>
Cr2O3 + 2 KOH + 3 H2O = 2 K[Cr(OH)4]
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2S + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2S + 8 KMnO4 + 12 H2SO4 = 9 K2SO4 + 8 MnSO4 + 12 H2O
PbS + HNO3 = Pb(OH)2 + NO2 + S =>
PbS + 2 HNO3 = Pb(OH)2 + 2 NO2 + S
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
CuCl2 + AgNO = AgCl + Cu(NO)2 =>
CuCl2 + 2 AgNO = 2 AgCl + Cu(NO)2
P4 + H2O = H3PO4 + H2 =>
P4 + 16 H2O = 4 H3PO4 + 10 H2
C3H6 + Cl2 + H2O = CH3CHOHCH2Cl + HCl =>
C3H6 + Cl2 + H2O = CH3CHOHCH2Cl + HCl
LiNO3 + HCl = LiCl + HNO3 =>
LiNO3 + HCl = LiCl + HNO3
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