| Équations équilibrées la veille |
2 K[Al(OH)4] + 4 H2SO4 = K2SO4 + Al2(SO4)3 + 8 H2O
C2H4(g) + O2 = C(s) + H2O(g) =>
C2H4(g) + O2 = 2 C(s) + 2 H2O(g)
K2SO4(aq) + AgNO3(aq) = KNO3(aq) + Ag2SO4(s) =>
K2SO4(aq) + 2 AgNO3(aq) = 2 KNO3(aq) + Ag2SO4(s)
Ag(s) + CuSO4(aq) = Ag2SO4(aq) + Cu(s) =>
2 Ag(s) + CuSO4(aq) = Ag2SO4(aq) + Cu(s)
C2H5OH + K2Cr2O7 + H2SO4 = C2H3OH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 C2H3OH + K2SO4 + Cr2(SO4)3 + 7 H2O
Al(OH)3 + O2 = Al(O2)3 + H2O =>
4 Al(OH)3 + 9 O2 = 4 Al(O2)3 + 6 H2O
C3H9O4 = O2 + CH4 + C3H8 =>
4 C3H9O4 = 8 O2 + 3 CH4 + 3 C3H8
Sr(g) + Cl(g) = SrCl =>
Sr(g) + Cl(g) = SrCl
NaOCl = O22 + NaCl =>
22 NaOCl = O22 + 22 NaCl
Ba(NO3)2 + K2CO3 = Ba2CO3 + K(NO3)2 =>
2 Ba(NO3)2 + K2CO3 = Ba2CO3 + 2 K(NO3)2
C6H7O2 + HCl + CH4O = C8H9OCl + H2O =>
10 C6H7O2 + 9 HCl + 12 CH4O = 9 C8H9OCl + 23 H2O
H2CO3(aq) + KOH(aq) = K2CO3(aq) + H2O(l) =>
H2CO3(aq) + 2 KOH(aq) = K2CO3(aq) + 2 H2O(l)
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
C3H8O + K2Cr2O7 + H2SO4 = C3H6O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H8O + 2 K2Cr2O7 + 8 H2SO4 = 3 C3H6O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
NOBr + HClO4 = NOCl + HBr + O =>
NOBr + HClO4 = NOCl + HBr + 4 O
Fe(OH)3(ac) + H2SO4(g) = Fe2(SO4)3(ac) + H2O(l) =>
2 Fe(OH)3(ac) + 3 H2SO4(g) = Fe2(SO4)3(ac) + 6 H2O(l)
MaO4 + H2O = MaO2 + OH =>
MaO4 + 2 H2O = MaO2 + 4 OH
Pb(CH3COO)2*3H2O + (NH4)2CO3 = PbCO3 + NH3 + CH3COOH + H2O =>
Pb(CH3COO)2*3H2O + (NH4)2CO3 = PbCO3 + 2 NH3 + 2 CH3COOH + 3 H2O
K2CO3(aq) + Ba(NO3)2(aq) = KNO3(s) + BaCO3(aq) =>
K2CO3(aq) + Ba(NO3)2(aq) = 2 KNO3(s) + BaCO3(aq)
KMnO4 + NaOH + Na2SO3 = K2MnO2 + Na2MnO2 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + 5 Na2SO3 = K2MnO2 + Na2MnO2 + 5 Na2SO4 + H2O
AlF3 + H2S = Al2S3 + HF =>
2 AlF3 + 3 H2S = Al2S3 + 6 HF
C2H5O(ethanol) + O2 = CO2 + H2O =>
4 C2H5O(ethanol) + 11 O2 = 8 CO2 + 10 H2O
Sr(HSO3)2 + KOH = Sr(OH)2 + KHSO3 =>
Sr(HSO3)2 + 2 KOH = Sr(OH)2 + 2 KHSO3
(NH4)2SO4 + Ba(OH)2 = NH4OH + SO4Ba =>
(NH4)2SO4 + Ba(OH)2 = 2 NH4OH + SO4Ba
C10H8 + O2 = CO2 + H20(water) =>
5 C10H8 + 50 O2 = 50 CO2 + 2 H20(water)
(NH4)2(CO3) = CO2 + H2O + NH3 =>
(NH4)2(CO3) = CO2 + H2O + 2 NH3
NaOCl = NaCl + NaClO3 =>
3 NaOCl = 2 NaCl + NaClO3
C15H33COOH + H2O = CH3COO + H3O =>
C15H33COOH + 52 H2O = 8 CH3COO + 38 H3O
CuSO4*H2O + Na2CO3 = Cu2(OH)2CO3 + Na2SO4 + H2O + CO2 =>
2 CuSO4*H2O + 2 Na2CO3 = Cu2(OH)2CO3 + 2 Na2SO4 + H2O + CO2
C2H4Cl2 + H2 = C2H6 + Cl2 =>
C2H4Cl2 + H2 = C2H6 + Cl2
HBr + Ca(OH)2 = H2O + Ca + Br2 =>
2 HBr + Ca(OH)2 = 2 H2O + Ca + Br2
(Na3)3PO4 + Cr(Cl3)3 = Na3Cl3 + CrPO4 =>
(Na3)3PO4 + Cr(Cl3)3 = 3 Na3Cl3 + CrPO4
Na + NiBr3 = Ni + NaBr =>
3 Na + NiBr3 = Ni + 3 NaBr
Cd + PtCl4 = Pt4 + CdCl2 =>
8 Cd + 4 PtCl4 = Pt4 + 8 CdCl2
Ti2(SO4)3 + Fe2(SO4)3 = Ti(SO4)3 + FeSO4 =>
Ti2(SO4)3 + 3 Fe2(SO4)3 = 2 Ti(SO4)3 + 6 FeSO4
PbNo3 + CuCl2 = PbCl2 + CuNo3 =>
PbNo3 + CuCl2 = PbCl2 + CuNo3
H2O + Br{-} + CrO4{2-} = Br2 + Cr(OH)3 + OH{-} =>
8 H2O + 6 Br{-} + 2 CrO4{2-} = 3 Br2 + 2 Cr(OH)3 + 10 OH{-}
NaS + LiF = LiS + NaF =>
NaS + LiF = LiS + NaF
Ba + Cu(NO3)2 + H2O = Cu(OH)2 + Ba(NO3)2 + H2 =>
Ba + Cu(NO3)2 + 2 H2O = Cu(OH)2 + Ba(NO3)2 + H2
H2O + I2 + HSO3{-}� = I{-} + SO42{-} + H{+} =>
78 H2O + 79 I2 + 2 HSO3{-}� = 158 I{-} + 2 SO42{-} + 158 H{+}
NaH2PO4 + NaOH + H2O = Na2HPO4*2H2O =>
NaH2PO4 + NaOH + H2O = Na2HPO4*2H2O
P2O5 + Na2O = Na + PO4 =>
P2O5 + 3 Na2O = 6 Na + 2 PO4
O2 + C2H5OH = H2O + C2H2 =>
O2 + 2 C2H5OH = 4 H2O + 2 C2H2
Pb(NO3)2(aq) + H2S(g) = HNO3(aq) + PbS =>
Pb(NO3)2(aq) + H2S(g) = 2 HNO3(aq) + PbS
BaBr2 + H2O = Ba(OH)2 + HBr =>
BaBr2 + 2 H2O = Ba(OH)2 + 2 HBr
Fe + NaOH + H2O = Na2[Fe(OH)4] + H2 =>
Fe + 2 NaOH + 2 H2O = Na2[Fe(OH)4] + H2
H2SO4 + Na2Cr2O7 + CH3OH = Na2SO4 + CO2 + H2O + Cr2(SO4)3 =>
4 H2SO4 + Na2Cr2O7 + CH3OH = Na2SO4 + CO2 + 6 H2O + Cr2(SO4)3
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
FeC2O4(H2O)2(s) + O2(g) = Fe2O3(s) + H2O(g) + CO2(g) =>
4 FeC2O4(H2O)2(s) + 3 O2(g) = 2 Fe2O3(s) + 8 H2O(g) + 8 CO2(g)
NaHCO3(aq) + C2H4O2(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq) =>
NaHCO3(aq) + C2H4O2(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq)
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