| Équations équilibrées la veille |
8 H{+} + 3 Cr2O7{2-} + 17 C2H5OH = 2 Cr3{+} + 17 CH3CHO + 21 H2O
C + O2 = CO =>
2 C + O2 = 2 CO
Sn + AgNO = Ag + SnNO =>
Sn + AgNO = Ag + SnNO
HNO3 + P4O10 = (HPO3)3 + N2O5 =>
12 HNO3 + 3 P4O10 = 4(HPO3)3 + 6 N2O5
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
C + Fe2O3 = Fe3 + C2O =>
18 C + 3 Fe2O3 = 2 Fe3 + 9 C2O
Ba + NaI = BaI2 + Na =>
Ba + 2 NaI = BaI2 + 2 Na
S8 + O8 = SO3 =>
S8 + 3 O8 = 8 SO3
Ba(NO3)2 + K2(SO4) = Ba(SO4) + K(NO3) =>
Ba(NO3)2 + K2(SO4) = Ba(SO4) + 2 K(NO3)
H2O2(l) = H2O(l) + O2(g) =>
2 H2O2(l) = 2 H2O(l) + O2(g)
K2SO3 + K2S + HCl = S + KCl + H2O =>
K2SO3 + 2 K2S + 6 HCl = 3 S + 6 KCl + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ti2(CrO4)3 + CaO = Ti2O3 + CaCrO4 =>
Ti2(CrO4)3 + 3 CaO = Ti2O3 + 3 CaCrO4
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Pb(NO3)2(aq) + NaCl = PbCl2 + Na(NO3) =>
Pb(NO3)2(aq) + 2 NaCl = PbCl2 + 2 Na(NO3)
NaCl + AgNO3 = (NaCl)AgNO3 =>
NaCl + AgNO3 = (NaCl)AgNO3
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HCI = AlCI + H2 =>
2 Al + 2 HCI = 2 AlCI + H2
(Na2)2 = Na4 =>
(Na2)2 = Na4
Cs + F2 = CsF =>
2 Cs + F2 = 2 CsF
KClO3 + MnO2 = KClMnO + O2 =>
KClO3 + MnO2 = KClMnO + 2 O2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
MgSO4 + Na2OH = MgOH + Na2SO4 =>
MgSO4 + Na2OH = MgOH + Na2SO4
SnO + Ca(OH)2 = SnCaO2 + H2O =>
SnO + Ca(OH)2 = SnCaO2 + H2O
Fe(NO3)3 + K2CrO4 = Fe2(CrO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CrO4 = Fe2(CrO4)3 + 6 KNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
ZnCl2(aq) + H2O(l) = ZnO(s) + HCl(aq) =>
ZnCl2(aq) + H2O(l) = ZnO(s) + 2 HCl(aq)
GaBr3 + Ag3PO4 = AgBr + GaPO4 =>
GaBr3 + Ag3PO4 = 3 AgBr + GaPO4
CrO2{-} + S2O8{-2} + OH{-} = CrO4{-2} + SO4{-2} + H2O =>
2 CrO2{-} + 3 S2O8{-2} + 8 OH{-} = 2 CrO4{-2} + 6 SO4{-2} + 4 H2O
Br2 + Ca(OH)2 + O2 = Ca(BrO3)2 + H2 =>
Br2 + Ca(OH)2 + 2 O2 = Ca(BrO3)2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeBr3 = FeBr2 + Br2 =>
2 FeBr3 = 2 FeBr2 + Br2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
K3PO4 + Pb(CH3CO2)4 = KCH3CO2 + Pb3(PO4)4 =>
4 K3PO4 + 3 Pb(CH3CO2)4 = 12 KCH3CO2 + Pb3(PO4)4
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
FeCl3 + Na2S = Fe2(S)3 + NaCl =>
2 FeCl3 + 3 Na2S = Fe2(S)3 + 6 NaCl
C6H12O6 + H2SO4 = CO2 + H2O + SO2 =>
C6H12O6 + 12 H2SO4 = 6 CO2 + 18 H2O + 12 SO2
CH2CHCHCH2 + H2 = C4H10 =>
CH2CHCHCH2 + 2 H2 = C4H10
NaBr + K2CO3 = KBr + Na2CO3 =>
2 NaBr + K2CO3 = 2 KBr + Na2CO3
Ca(NO3)2 + Fe2(SO4)3 = CaSO4 + Fe(NO3)3 =>
3 Ca(NO3)2 + Fe2(SO4)3 = 3 CaSO4 + 2 Fe(NO3)3
AgBr + (NH4)2CO3 = [Ag(NH3)2]Br + H2CO3 =>
AgBr + (NH4)2CO3 = [Ag(NH3)2]Br + H2CO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Pb3O4 + H2 = PbO + H2O =>
Pb3O4 + H2 = 3 PbO + H2O
Pb(CH3COO)2(ac) + KCl(ac) = KCH3COO(ac) + PbCl2(s) =>
Pb(CH3COO)2(ac) + 2 KCl(ac) = 2 KCH3COO(ac) + PbCl2(s)
BaSO3 + HBr = BaBr + HSO3 =>
BaSO3 + HBr = BaBr + HSO3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaBr + K2CO3 = KBr + Na2CO3 =>
2 NaBr + K2CO3 = 2 KBr + Na2CO3
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
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Équations équilibrées sur01/05/25
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