| Équations équilibrées la veille |
5 C2H4 + 8 KMnO4 + 12 H2SO4 = 10 HCOOH + 8 MnSO4 + 4 K2SO4 + 12 H2O
HCOOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + H2O =>
HCOOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + H2O
NH4OH = H2O + H3 + N =>
NH4OH = H2O + H3 + N
NaI(aq) + Pb(SO4)2(aq) = PbI4(s) + Na2SO4(aq) =>
4 NaI(aq) + Pb(SO4)2(aq) = PbI4(s) + 2 Na2SO4(aq)
P + K = PK =>
P + K = PK
CrO4 + Pb + H2O = Cr(OH)3 + HPbO2 =>
3 CrO4 + 5 Pb + 7 H2O = 3 Cr(OH)3 + 5 HPbO2
Si2H3 + O2 = SiO2 + H2H =>
Si2H3 + 2 O2 = 2 SiO2 + H2H
SO2 + O2 + K2O = K2SO4 =>
2 SO2 + O2 + 2 K2O = 2 K2SO4
Cl{-} + H{+} + SO4{-2} = Cl2 + ClS + H2O =>
12 Cl{-} + 16 H{+} + 2 SO4{-2} = 5 Cl2 + 2 ClS + 8 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HIO3 + Cr(OH)3 = CrIO3(OH)2 + H2O =>
HIO3 + Cr(OH)3 = CrIO3(OH)2 + H2O
(NH4)2SO4(s) + NaOH = NH3 + Na2SO4 + H2O =>
(NH4)2SO4(s) + 2 NaOH = 2 NH3 + Na2SO4 + 2 H2O
Cr2SO3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2CrO4 + NaMnO4 + Na2SO4 =>
Cr2SO3 + 12 Mn(NO3)2 + 9 Na2CO3 = 24 NO + 9 CO2 + 2 Na2CrO4 + 12 NaMnO4 + Na2SO4
As + H2O2 = H3AsO4 + H2O =>
2 As + 5 H2O2 = 2 H3AsO4 + 2 H2O
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
C6H12O6 = C9H9OH + H2O + CO2 =>
11 C6H12O6 = 6 C9H9OH + 36 H2O + 12 CO2
Ai(OH)3 + H2SO4 = Ai2(SO4)3 + H2O =>
2 Ai(OH)3 + 3 H2SO4 = Ai2(SO4)3 + 6 H2O
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
Cu(SO4)2 + Au = Au(SO4)2 + Cu =>
Cu(SO4)2 + Au = Au(SO4)2 + Cu
Ag + Pb{2+} = Pb + Ag{2+} =>
Ag + Pb{2+} = Pb + Ag{2+}
C6H10 + HNO3 = C6H10O4 + NO + H2O =>
3 C6H10 + 8 HNO3 = 3 C6H10O4 + 8 NO + 4 H2O
NaOH(aq) + Pb(OH)2 = Na{+} + Pb(OH)4{2-} =>
2 NaOH(aq) + Pb(OH)2 = 2 Na{+} + Pb(OH)4{2-}
MnO2 + SO2 = MnSO4 =>
MnO2 + SO2 = MnSO4
Pb(NO3)2 + NaNO2 = Pb(NO)2 + Na(NO3) =>
Pb(NO3)2 + 4 NaNO2 = Pb(NO)2 + 4 Na(NO3)
C8H8 + KClO4 = CO2 + H2O + KCl =>
C8H8 + 5 KClO4 = 8 CO2 + 4 H2O + 5 KCl
S + OH{-} = S2O3 + S{-2} + H2O =>
5 S + 6 OH{-} = S2O3 + 3 S{-2} + 3 H2O
FeNO3 + Zn = FeZn + NO3 =>
FeNO3 + Zn = FeZn + NO3
(NH4)3PO4 + AlCl3 = AlPO4 + NH4Cl =>
(NH4)3PO4 + AlCl3 = AlPO4 + 3 NH4Cl
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Mg3P2 + Na = NaP2 + Mg =>
Mg3P2 + Na = NaP2 + 3 Mg
SO2 + KI + H2O = K2SO3 + I2 + H2S =>
4 SO2 + 6 KI + H2O = 3 K2SO3 + 3 I2 + H2S
CUO + H{+} = CU{2+} + H2O =>
CUO + 2 H{+} = CU{2+} + H2O
Cu + HNO3 = CuNO3 + H2O + N1O2 =>
Cu + 2 HNO3 = CuNO3 + H2O + N1O2
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4*2H2O + H2O + (NH4)2SO4 + H2SO4 =>
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4*2H2O + 6 H2O + (NH4)2SO4 + H2SO4
GeCl4 + H2 = Ge + HCl =>
GeCl4 + 2 H2 = Ge + 4 HCl
H(OH) + Zn{2+} = Zn(OH)2 + H3O{+} =>
4 H(OH) + Zn{2+} = Zn(OH)2 + 2 H3O{+}
HgCl + MgO = MgCl + HgO =>
HgCl + MgO = MgCl + HgO
I + S2 = IS2 =>
I + S2 = IS2
C6H6 + H2O2 = CO2 + H2O =>
C6H6 + 15 H2O2 = 6 CO2 + 18 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Cu(s) + Hg(NO3)2(aq) = Cu(NO3)2(aq) + Hg =>
Cu(s) + Hg(NO3)2(aq) = Cu(NO3)2(aq) + Hg
C9H20O(nonanol) + O2 = CO2 + H2O =>
2 C9H20O(nonanol) + 27 O2 = 18 CO2 + 20 H2O
BaCO3 + C + H2O = CO + Ba(OH)2 =>
BaCO3 + C + H2O = 2 CO + Ba(OH)2
C13H26(g) + O2(g) = H20(l) + CO2(g) =>
10 C13H26(g) + 130 O2(g) = 13 H20(l) + 130 CO2(g)
Na + CI = NaCI =>
Na + CI = NaCI
C6H12O + KMnO4 + H2O = C6H14O3 + MnO2 + KOH =>
3 C6H12O + 2 KMnO4 + 4 H2O = 3 C6H14O3 + 2 MnO2 + 2 KOH
Al(C2H3O2) + H2SO4 = Al2(SO4) + CH3COOH =>
2 Al(C2H3O2) + H2SO4 = Al2(SO4) + 2 CH3COOH
Al3 + H2(SO4) = Al2(SO4) + H =>
2 Al3 + 3 H2(SO4) = 3 Al2(SO4) + 6 H
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
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