| Équations équilibrées la veille |
3 FeS2 + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 6 S + 4 H2O
Zn + CuCH3OO = Cu + ZnCH3OO =>
Zn + CuCH3OO = Cu + ZnCH3OO
KMnO4 + FeS2O3 = K2S2O3 + Fe(MnO4)2 =>
2 KMnO4 + FeS2O3 = K2S2O3 + Fe(MnO4)2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Al2O3 + Cu2 = Al2 + Cu2O =>
Al2O3 + 3 Cu2 = Al2 + 3 Cu2O
C2H2Br + KOH = C4H6 + KBr + O =>
2 C2H2Br + 2 KOH = C4H6 + 2 KBr + 2 O
K(s) + S8(S) = K2S(s) =>
18 K(s) + S8(S) = 9 K2S(s)
H3AsO3 + Pd(OH)4 = Pd3(AsO3)4 + H2O =>
4 H3AsO3 + 3 Pd(OH)4 = Pd3(AsO3)4 + 12 H2O
Ba(OH)2(aq) + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
Mg{2+} + NH4{+} + PO4{3-} = MgNH4PO4 =>
Mg{2+} + NH4{+} + PO4{3-} = MgNH4PO4
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KNo3 + H2SO4 = K2SO4 + HNo3 =>
2 KNo3 + H2SO4 = K2SO4 + 2 HNo3
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C6H4OHCOOH + O2 = CO2 + H2O =>
C6H4OHCOOH + 7 O2 = 7 CO2 + 3 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Pb(NO3)2 + NH4OH = Pb(OH)2 + NH4(NO3) =>
Pb(NO3)2 + 2 NH4OH = Pb(OH)2 + 2 NH4(NO3)
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
ICl3 + NaBr = NaCl + Br2 + I2 =>
2 ICl3 + 6 NaBr = 6 NaCl + 3 Br2 + I2
Na2O2(g) + CO2(g) = Na2CO3(s) + O2(g) =>
2 Na2O2(g) + 2 CO2(g) = 2 Na2CO3(s) + O2(g)
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
Ca + Sn(OH)2 = Ca(OH)2 + Sn =>
Ca + Sn(OH)2 = Ca(OH)2 + Sn
C4H10 + O = CO2 + H2O =>
C4H10 + 13 O = 4 CO2 + 5 H2O
SO2 + O2 = S2O5 =>
4 SO2 + O2 = 2 S2O5
Mn(NO3)3 + Na2S = Mn2S3 + NaNO3 =>
2 Mn(NO3)3 + 3 Na2S = Mn2S3 + 6 NaNO3
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
S8(g) + O2(g) = S2O5 =>
S8(g) + 10 O2(g) = 4 S2O5
MnO4 + H2S = MnO + SO4 + H2O =>
5 MnO4 + 3 H2S = 5 MnO + 3 SO4 + 3 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cu2O + O2 = Cu2O2 =>
2 Cu2O + O2 = 2 Cu2O2
CrO3 + Na2S2O5 + HNO3 = NaSO3 + Cr2(NO3)2 + H2O =>
2 CrO3 + 5 Na2S2O5 + 2 HNO3 = 10 NaSO3 + Cr2(NO3)2 + H2O
K2S2O3 + H2O = KHS2O3 + KOH =>
K2S2O3 + H2O = KHS2O3 + KOH
Na3[AsS4] + HCl = As2S5 + NaCl + H2S =>
2 Na3[AsS4] + 6 HCl = As2S5 + 6 NaCl + 3 H2S
HNO3 + Na2SO4 = NaNO3 + H2O + SO3 =>
2 HNO3 + Na2SO4 = 2 NaNO3 + H2O + SO3
H2Na2SO4 = Na2SO3H2O =>
H2Na2SO4 = Na2SO3H2O
Zn + KOH = ZnO2K2 + H2 =>
Zn + 2 KOH = ZnO2K2 + H2
CaO + AuCl3 = Au2O3 + CaCl2 =>
3 CaO + 2 AuCl3 = Au2O3 + 3 CaCl2
C6H4(OH)(COOH) + FeCl3 = Fe(OH)3 + C6H4COOHCl =>
3 C6H4(OH)(COOH) + FeCl3 = Fe(OH)3 + 3 C6H4COOHCl
C6H6S2 + O2 = CO + H20(water) + SO3 =>
10 C6H6S2 + 60 O2 = 60 CO + 3 H20(water) + 20 SO3
H2SO4 + MgO + BaCl2 = BaSO4 + H2O + MgCl2 =>
H2SO4 + MgO + BaCl2 = BaSO4 + H2O + MgCl2
Ti(SO4)2 + PbSO4 = TiSO4 + Pb(SO4)2 =>
Ti(SO4)2 + PbSO4 = TiSO4 + Pb(SO4)2
MnO4{-} + H{+} + Fe{2+}— = Mn{2+} + H2O + Fe{3+} =>
MnO4{-} + 8 H{+} + 5 Fe{2+}— = Mn{2+} + 4 H2O + 5 Fe{3+}
Cr(As)2 = Cr + As =>
Cr(As)2 = Cr + 2 As
NaH(s) + H2O = NaOH + H2 =>
NaH(s) + H2O = NaOH + H2
NaS + H2O = OH + HS + Na =>
NaS + H2O = OH + HS + Na
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Équations équilibrées sur12/23/24
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