| Équations équilibrées la veille |
25 CH2CHCHCH2 + 14 KMnO4 + 21 H2SO4 = 48 CH3COH + 4 CO2 + 7 K2SO4 + 14 MnSO4
NH4OH + KAl(SO4)2*12H2O = Al(OH)3 + KOH + H2O + (NH4)2SO4 =>
4 NH4OH + KAl(SO4)2*12H2O = Al(OH)3 + KOH + 12 H2O + 2(NH4)2SO4
FeCl{+3} + KOH = KCl + FeOH{+3} =>
FeCl{+3} + KOH = KCl + FeOH{+3}
C21H44 + O2 = CO2 + H2O =>
C21H44 + 32 O2 = 21 CO2 + 22 H2O
KMnO4 + HCl = Cl2 + KCl + H2O + MnCl2 =>
2 KMnO4 + 16 HCl = 5 Cl2 + 2 KCl + 8 H2O + 2 MnCl2
H2CrO3 = H2 + CrO3 =>
H2CrO3 = H2 + CrO3
Al + KOH + H2O = K[Al(OH)4(H2O)] + H2 =>
2 Al + 2 KOH + 8 H2O = 2 K[Al(OH)4(H2O)] + 3 H2
Cr2S3 = Cr + S =>
Cr2S3 = 2 Cr + 3 S
C2H5OH + CuSO4 = CuSO4*5H2O + C2H4 =>
5 C2H5OH + CuSO4 = CuSO4*5H2O + 5 C2H4
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2 =>
7 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 CH3CH2COOH + 4 H2
MgCl2 + Ba = Mg2 + BaCl =>
2 MgCl2 + 4 Ba = Mg2 + 4 BaCl
K2S + H2SO4 = H2S + K2SO4 =>
K2S + H2SO4 = H2S + K2SO4
CH3OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
4 CH3OH + KMnO4 + 2 H2SO4 = 2 CH3COH + MnSO4 + 6 H2O + KSO4
KMnO4 + C3H5(OH)3 = K2O + MnO2 + CO2 + H2O =>
14 KMnO4 + 3 C3H5(OH)3 = 7 K2O + 14 MnO2 + 9 CO2 + 12 H2O
Al2(SO4)3 + NH4OH = AlOHSO4 + (NH4)2SO4 =>
Al2(SO4)3 + 2 NH4OH = 2 AlOHSO4 + (NH4)2SO4
K2S + CuCl = KCl + Cu2S =>
K2S + 2 CuCl = 2 KCl + Cu2S
SrCl2 + K4Fe(CN)6 = Sr2(Fe(CN)6) + KCl =>
2 SrCl2 + K4Fe(CN)6 = Sr2(Fe(CN)6) + 4 KCl
C2H5 + Cl2 = C2H5Cl =>
2 C2H5 + Cl2 = 2 C2H5Cl
CH3CCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 CH3CCH3 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 12 MnSO4 + 6 K2SO4 + 18 H2O
CuSO4 = Cu + SO4 =>
CuSO4 = Cu + SO4
P + NaOH = Na3P + NaH2PO4 + H2O =>
8 P + 18 NaOH = 5 Na3P + 3 NaH2PO4 + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
S + O2 = SO2 =>
S + O2 = SO2
BaCl2 + HClO4 = BaOH + HCl3 + O =>
2 BaCl2 + 5 HClO4 = 2 BaOH + 3 HCl3 + 18 O
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
zinc + O2 = zincoxide =>
2 Zn + O2 = 2 ZnO
S + Br{-} = S2{-} + Br2 =>
4 S + 2 Br{-} = 2 S2{-} + Br2
Pb(NO3)2 + K2S2O8 + KOH = K2SO4 + PbO2 + KNO3 + H2O =>
Pb(NO3)2 + K2S2O8 + 4 KOH = 2 K2SO4 + PbO2 + 2 KNO3 + 2 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Al + MnO = Al2O3 + Mn =>
2 Al + 3 MnO = Al2O3 + 3 Mn
CaCl2 + H2O = HCl + CaO =>
CaCl2 + H2O = 2 HCl + CaO
C3H8O + O2 = C3 + H8O3 =>
C3H8O + O2 = C3 + H8O3
Ca(OH)2 + KHC8H4O4 = Ca(KC8H4O4)2 + H2O =>
Ca(OH)2 + 2 KHC8H4O4 = Ca(KC8H4O4)2 + 2 H2O
Na2HPO4 + SrCl2 = SrHPO4 + NaCl =>
Na2HPO4 + SrCl2 = SrHPO4 + 2 NaCl
KCl + S = K2S + Cl2 =>
2 KCl + S = K2S + Cl2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C11H22O2 + O2 = CO2 + H2O =>
2 C11H22O2 + 31 O2 = 22 CO2 + 22 H2O
Mn(NO3)2 + NaBiO3 + HNO3 = NaNO3 + HMnO4 + Bi(NO3)3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 5 NaNO3 + 2 HMnO4 + 5 Bi(NO3)3 + 7 H2O
LiNO2 + K(SO3)2 = Li(SO3)2 + KNO2 =>
LiNO2 + K(SO3)2 = Li(SO3)2 + KNO2
KAt + Br4 = KBr + At =>
4 KAt + Br4 = 4 KBr + 4 At
H2O2 = O2 + e + H3O{+} =>
3 H2O2 = 2 O2 + 2e + 2 H3O{+}
MnSO4 + KClO3 + KOH = KMnO4 + H2O + K2SO4 + KCl =>
6 MnSO4 + 5 KClO3 + 18 KOH = 6 KMnO4 + 9 H2O + 6 K2SO4 + 5 KCl
C4H10 = C2H6 + C2H4 =>
C4H10 = C2H6 + C2H4
CuBr + Br2 = CuBr2 =>
2 CuBr + Br2 = 2 CuBr2
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
NaCrOH4 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCrOH4 + 9 H2O2 + 2 NaOH = 2 Na2CrO4 + 14 H2O
Fe2O3 + S + O2 = Fe2(SO4)3 =>
2 Fe2O3 + 6 S + 9 O2 = 2 Fe2(SO4)3
P4 + O7 + H2O = H3PO4 =>
7 P4 + 10 O7 + 42 H2O = 28 H3PO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
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