Équations équilibrées la veille |
NaHS + KOH = KNaS + H2O
Br2O3 = Br2 + O2 =>
2 Br2O3 = 2 Br2 + 3 O2
CO2 + Mo2 = Mo4O11 + CO =>
11 CO2 + 2 Mo2 = Mo4O11 + 11 CO
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
C6H6 + CH3CHCH2 = C6H5CH(CH3)2 =>
C6H6 + CH3CHCH2 = C6H5CH(CH3)2
CO + HCl = COCl2 + H2 =>
CO + 2 HCl = COCl2 + H2
Zn + KMnO4 + H2SO4 = ZnO4 + K2SO4 + MnSO4 + H2O =>
5 Zn + 8 KMnO4 + 12 H2SO4 = 5 ZnO4 + 4 K2SO4 + 8 MnSO4 + 12 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3CH2O + CuO = CH3CO + Cu + H2O =>
CH3CH2O + CuO = CH3CO + Cu + H2O
CaO(s) + H2O(g) = Ca(OH)2(s) =>
CaO(s) + H2O(g) = Ca(OH)2(s)
KOH + ClH = ClK + H2O =>
KOH + ClH = ClK + H2O
Na2(S2O3) + HCl = NaCl + S + SO2 + H2O =>
Na2(S2O3) + 2 HCl = 2 NaCl + S + SO2 + H2O
NaO + C = Na2C2 + CO2 =>
2 NaO + 3 C = Na2C2 + CO2
AlCl3 + BaS + H2O = Al(OH)3 + H2S + BaCl2 =>
2 AlCl3 + 3 BaS + 6 H2O = 2 Al(OH)3 + 3 H2S + 3 BaCl2
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
KI + NaO = KO + NaI =>
KI + NaO = KO + NaI
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
CHOOH + H2SO4 = H2SO3 + CO2 + H2O =>
CHOOH + H2SO4 = H2SO3 + CO2 + H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
H3PO3 + Na = NaPO3 + H3 =>
H3PO3 + Na = NaPO3 + H3
Mg(HSO4)2Mg(OH)2 = MgSO4H2O =>
Mg(HSO4)2Mg(OH)2 = 2 MgSO4H2O
C10H8O + C4H9Br + NaOH = C14H16O + NaBr + H2O =>
C10H8O + C4H9Br + NaOH = C14H16O + NaBr + H2O
BaH2O = BaOH2 =>
BaH2O = BaOH2
SO3 + HgO = HgSO4 =>
SO3 + HgO = HgSO4
Sn(OH)2 + SO3 = SnSO4 + H2O =>
Sn(OH)2 + SO3 = SnSO4 + H2O
Fe + Ag(NO3)3 = Ag + Fe(NO3)3 =>
Fe + Ag(NO3)3 = Ag + Fe(NO3)3
HSO3{-} + H2O = SO3{-2} + H3O{+} =>
HSO3{-} + H2O = SO3{-2} + H3O{+}
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
BeSO4 = BeO + SO2 + O2 =>
2 BeSO4 = 2 BeO + 2 SO2 + O2
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
Li + V + S = LiVS2 =>
Li + V + 2 S = LiVS2
Cu3O + C = Cu + CO2 =>
2 Cu3O + C = 6 Cu + CO2
ZnCl2 + Ca(No3)2 = Zn(No3)2 + CaCl2 =>
ZnCl2 + Ca(No3)2 = Zn(No3)2 + CaCl2
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
CdS + HClO4 = CdO4 + HClS =>
CdS + HClO4 = CdO4 + HClS
Zn(s)Cl2(g) = ZnCl2(s) =>
Zn(s)Cl2(g) = ZnCl2(s)
Cu2O + CuO = Cu2OCuO =>
Cu2O + CuO = Cu2OCuO
N2 + LiH = Li3N + NH3 =>
N2 + 3 LiH = Li3N + NH3
BF2 + Li2SO3 = LiF + BSO3 =>
BF2 + Li2SO3 = 2 LiF + BSO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CoOC = COCo =>
CoOC = COCo
C8H18O2 + O2 = CO2 + H2O =>
2 C8H18O2 + 23 O2 = 16 CO2 + 18 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Ba + Al(NO3)3 = Ba(NO3)2 + Al =>
3 Ba + 2 Al(NO3)3 = 3 Ba(NO3)2 + 2 Al
HCOOH + Ag2O = H2O + CO2 + Ag2 =>
HCOOH + Ag2O = H2O + CO2 + Ag2
C106H263O110N16 + O2 = CO2 + H2O + HN3 =>
12 C106H263O110N16 + 1385 O2 = 1272 CO2 + 1546 H2O + 64 HN3
KMnO4 + H2SO4 + H2C2O4 = CO2 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 3 H2SO4 + 5 H2C2O4 = 10 CO2 + 8 H2O + K2SO4 + 2 MnSO4
Au + C = Au4C3 =>
4 Au + 3 C = Au4C3
Cr2O3 + MgCl2 = CrCl3 + MgO =>
Cr2O3 + 3 MgCl2 = 2 CrCl3 + 3 MgO
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