| Équations équilibrées la veille |
Pb(CH3COO)2 + 2 NaOH = PbO + 2 CH3COONa + H2O
CH3COONa + CuCl2 = (CH3COO)2Cu + NaCl =>
2 CH3COONa + CuCl2 = (CH3COO)2Cu + 2 NaCl
K2Cr2O7 + H2SO4 + Na2S = Cr2(SO4)3 + K2SO4 + H2O + Na2SO4 =>
4 K2Cr2O7 + 16 H2SO4 + 3 Na2S = 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O + 3 Na2SO4
Al + Ca(CN)2 = Al(CN)3 + Ca =>
2 Al + 3 Ca(CN)2 = 2 Al(CN)3 + 3 Ca
H2SO4 + NaOH = NaH3 + SO5 =>
H2SO4 + NaOH = NaH3 + SO5
(Fe2)O + carbonmonoxide = carbondioxide + iron =>
(Fe2)O + CO = CO2 + 2 Fe
AgNO3 + KJ = KNO3 + AgJ =>
AgNO3 + KJ = KNO3 + AgJ
C4H10O + OH = C4H8O + H2O =>
C4H10O + 2 OH = C4H8O + 2 H2O
Na2O + H3PO4 = H2O + Na3PO4 =>
3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
CH3OH + HNO3 = CH3COO + H3O + NO =>
2 CH3OH + HNO3 = CH3COO + 2 H3O + NO
Ca3(PO4)2 + HCl = CaCl2 + H3PO4 =>
Ca3(PO4)2 + 6 HCl = 3 CaCl2 + 2 H3PO4
RbOH + Li = LiOH + Rb =>
RbOH + Li = LiOH + Rb
CuCl2 + H2O + SO2 = CuCl + HCl + H2SO4 =>
2 CuCl2 + 2 H2O + SO2 = 2 CuCl + 2 HCl + H2SO4
Ag + HNO3 = AgNO3 + NO2*H2O =>
Ag + 2 HNO3 = AgNO3 + NO2*H2O
K2RuO4 + Zn + HCl = K2RuCl6 + ZnCl2 + H2O =>
K2RuO4 + Zn + 8 HCl = K2RuCl6 + ZnCl2 + 4 H2O
ZnI2(s) = Zn(l) + I(aq) =>
ZnI2(s) = Zn(l) + 2 I(aq)
NaCO3 + CaCl2 = NaCl + Ca + CO3 =>
2 NaCO3 + CaCl2 = 2 NaCl + Ca + 2 CO3
AlBr3 + H2O = H2 + Al(OH)3 + Br2 =>
2 AlBr3 + 6 H2O = 3 H2 + 2 Al(OH)3 + 3 Br2
HCOOC2H5 + H2O = HCOOOH + C2H5OH =>
6 HCOOC2H5 + 7 H2O = 4 HCOOOH + 7 C2H5OH
CH3COOH + C3H9N = CH3COONH2 + C3H8 =>
CH3COOH + C3H9N = CH3COONH2 + C3H8
FeCl3 + K4[Fe(CN)6] = KCl + Fe4[Fe(CN)6]3 =>
4 FeCl3 + 3 K4[Fe(CN)6] = 12 KCl + Fe4[Fe(CN)6]3
MnO2 + Sn(OH)4 = SnO2Mn(OH)4 =>
MnO2 + Sn(OH)4 = SnO2Mn(OH)4
O3 = O5 =>
5 O3 = 3 O5
K(MnO4) + MnCl2 + H2O = MnO2 + KCl + HCl =>
2 K(MnO4) + 3 MnCl2 + 2 H2O = 5 MnO2 + 2 KCl + 4 HCl
Ba(OH)2(aq) + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2(aq) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
Al(NO3)3 + H2O = Al2O3 + HNO3 =>
2 Al(NO3)3 + 3 H2O = Al2O3 + 6 HNO3
H99 = H22 =>
2 H99 = 9 H22
Bi2(SO4)3(aq) + (NH4)2S(aq) = Bi2S(s) + (NH4)2 + (SO4)3 =>
Bi2(SO4)3(aq) + (NH4)2S(aq) = Bi2S(s) + (NH4)2 + (SO4)3
HCOOH + Ca = (HCOO)Ca + H2 =>
2 HCOOH + 2 Ca = 2(HCOO)Ca + H2
PBO2 = O2 + PBO =>
2 PBO2 = O2 + 2 PBO
C9H12 + O3 = CO2 + H2O =>
C9H12 + 8 O3 = 9 CO2 + 6 H2O
HgO + SnCl4 = HgCl2 + SnO2 =>
2 HgO + SnCl4 = 2 HgCl2 + SnO2
CuFeS2 + HNO3 = CuSO4 + Fe2(SO4)3 + Fe(NO3)3 + NO2 + H2O =>
3 CuFeS2 + 54 HNO3 = 3 CuSO4 + Fe2(SO4)3 + Fe(NO3)3 + 51 NO2 + 27 H2O
Na(HCO3) = CO2 + H2O + Na2O =>
2 Na(HCO3) = 2 CO2 + H2O + Na2O
Cu{2+} + Mg = Cu(s) + Mg{2+} =>
Cu{2+} + Mg = Cu(s) + Mg{2+}
Al + FeN = AlN + Fe =>
Al + FeN = AlN + Fe
Al2(SO4)3(s) + BaCl2(s) = BaSO4(s) + AlCl3(s) =>
Al2(SO4)3(s) + 3 BaCl2(s) = 3 BaSO4(s) + 2 AlCl3(s)
C2H6 + H2SO4 = CO2 + S2 + H2O =>
6 C2H6 + 14 H2SO4 = 12 CO2 + 7 S2 + 32 H2O
KPO4 + Ca3(SO3)2 = K3SO3 + Ca(PO4)2 =>
6 KPO4 + Ca3(SO3)2 = 2 K3SO3 + 3 Ca(PO4)2
Li2S = Li + S8 =>
8 Li2S = 16 Li + S8
KMnO4 + SrCl2 = SrMnO4 + KCl2 =>
KMnO4 + SrCl2 = SrMnO4 + KCl2
NaSO3 + H2S + HCl = S + NaCl + H2O =>
2 NaSO3 + 5 H2S + 2 HCl = 7 S + 2 NaCl + 6 H2O
SbCl3 + Na2CO3 + H2O = SbO(OH) + NaCl + CO2 =>
2 SbCl3 + 3 Na2CO3 + H2O = 2 SbO(OH) + 6 NaCl + 3 CO2
MnO4{-} + SO3{2-} + H{+} = MnO2 + SO4{2-} + H2O =>
2 MnO4{-} + 3 SO3{2-} + 2 H{+} = 2 MnO2 + 3 SO4{2-} + H2O
CH3NH3Cl + NaOH = CH3NH3ClH + NaO =>
CH3NH3Cl + NaOH = CH3NH3ClH + NaO
KOH + HCl = H2OKCl =>
KOH + HCl = H2OKCl
CoCl2 + NH4Cl + H2O2 = Co(NH3)6Cl3 + HCl + H2O =>
2 CoCl2 + 12 NH4Cl + H2O2 = 2 Co(NH3)6Cl3 + 10 HCl + 2 H2O
Zn(CH3COO)2 + O2 = ZnO + CO2 + H2O =>
Zn(CH3COO)2 + 4 O2 = ZnO + 4 CO2 + 3 H2O
Li3(PO4) + MgSO4 = Li2SO4 + Mg3(PO4)2 =>
2 Li3(PO4) + 3 MgSO4 = 3 Li2SO4 + Mg3(PO4)2
MgCl2(aq) + Ag(NO3)(aq) = Mg(NO3)2 + AgCl =>
MgCl2(aq) + 2 Ag(NO3)(aq) = Mg(NO3)2 + 2 AgCl
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Équations équilibrées sur11/22/24
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