| Équations équilibrées la veille |
2 BF3 + 3 Li2SO3 = B2(S3O9) + 6 LiF
Br2 + CaCl = BrCl2 + Ca =>
Br2 + 4 CaCl = 2 BrCl2 + 4 Ca
MnO2 + CaF2 + C4H10 = Mn + CaO + HF + CO =>
9 MnO2 + 10 CaF2 + 2 C4H10 = 9 Mn + 10 CaO + 20 HF + 8 CO
C10H12O + O2 = CO2 + H2 =>
2 C10H12O + 19 O2 = 20 CO2 + 12 H2
Na3N + HNO3 = NO2 + NaNO3 + H2O =>
Na3N + 10 HNO3 = 8 NO2 + 3 NaNO3 + 5 H2O
KNO3 + Ca3(PO4)2 = Ca(NO3)2 + K3PO4 =>
6 KNO3 + Ca3(PO4)2 = 3 Ca(NO3)2 + 2 K3PO4
Fe(CN)6{-4} + H2SO4 = H4[Fe(CN)6] + SO4{2-} =>
Fe(CN)6{-4} + 2 H2SO4 = H4[Fe(CN)6] + 2 SO4{2-}
Na3N + HNO3 = NO2 + NaNO3 + H2O =>
Na3N + 10 HNO3 = 8 NO2 + 3 NaNO3 + 5 H2O
Cl2 + (S2O3)2{-} + H2O = (SO4)2{-} + Cl{-} + H{+} =>
19 Cl2 + 2(S2O3)2{-} + 20 H2O = 4(SO4)2{-} + 38 Cl{-} + 40 H{+}
SO2 + H2O = H2SO4 + S =>
3 SO2 + 2 H2O = 2 H2SO4 + S
Na2CO3 + HCl = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl = CO2 + H2O + 2 NaCl
Na3N + HNO3 = NO2 + NaNO3 + H2O =>
Na3N + 10 HNO3 = 8 NO2 + 3 NaNO3 + 5 H2O
C63H54O19 + O2 = CO2 + H2O =>
C63H54O19 + 67 O2 = 63 CO2 + 27 H2O
Na2CrO + AgNO3 = NaNO3 + Ag2CrO =>
Na2CrO + 2 AgNO3 = 2 NaNO3 + Ag2CrO
Na3N + HNO3 = NO2 + NaNO3 + H2O =>
Na3N + 10 HNO3 = 8 NO2 + 3 NaNO3 + 5 H2O
Al3Ni2 + Al = Al3Ni =>
Al3Ni2 + 3 Al = 2 Al3Ni
C3H6O3 + NaC3H5O3 = C3H5O3 + NaC3H6O3 =>
C3H6O3 + NaC3H5O3 = C3H5O3 + NaC3H6O3
Na2B4O7 + H2O(aq) = NaB(OH)4 + B(OH)3 =>
Na2B4O7 + 7 H2O(aq) = 2 NaB(OH)4 + 2 B(OH)3
Cr + Hg(NO3)2 = Hg + Cr(NO3)3 =>
2 Cr + 3 Hg(NO3)2 = 3 Hg + 2 Cr(NO3)3
Ag2O + NaNO3 = AgNO3 + Na2O =>
Ag2O + 2 NaNO3 = 2 AgNO3 + Na2O
AlI + HgCl = HgAl + ICl =>
AlI + HgCl = HgAl + ICl
C2H5OH + O2 = CO2 + water =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K2SO4 + ZnCl2 = K2Cl2 + ZnSO4 =>
K2SO4 + ZnCl2 = K2Cl2 + ZnSO4
BaO + H3PO4 = H3O + BaPO4 =>
BaO + H3PO4 = H3O + BaPO4
ReF6 + H2O = HReO4 + ReO2 + HF =>
3 ReF6 + 10 H2O = 2 HReO4 + ReO2 + 18 HF
Ca + HNO3 + (NH4)2CO3 = CaCO3 + NH4NO3 + H2O =>
4 Ca + 10 HNO3 + 4(NH4)2CO3 = 4 CaCO3 + 9 NH4NO3 + 3 H2O
LiCl + Ba(OH)2 = LiOH + Ba(Cl)2 =>
2 LiCl + Ba(OH)2 = 2 LiOH + Ba(Cl)2
Na3N + HNO3 = NO2 + NaNO3 + H2O =>
Na3N + 10 HNO3 = 8 NO2 + 3 NaNO3 + 5 H2O
Zn + CH3CO2H = Zn(CH3CO2)2 + H2 =>
Zn + 2 CH3CO2H = Zn(CH3CO2)2 + H2
KClO3 + Cu(C6H5CO2)2 = CO + H2O + CuO + KCl =>
16 KClO3 + 3 Cu(C6H5CO2)2 = 42 CO + 15 H2O + 3 CuO + 16 KCl
C30H32 + O2 = CO2 + H2O =>
C30H32 + 38 O2 = 30 CO2 + 16 H2O
CuSO4 + BaCl2 = Cu + BaSO4 + Cl =>
CuSO4 + BaCl2 = Cu + BaSO4 + 2 Cl
NaNO2 + H2SO4 = Na2SO4 + N2O3 + H2O =>
2 NaNO2 + H2SO4 = Na2SO4 + N2O3 + H2O
C6H12O6 + H2SO4 = H2SO4H2O + C =>
C6H12O6 + 6 H2SO4 = 6 H2SO4H2O + 6 C
S + H2O + MnO2 = H2SO4 + MnO =>
S + H2O + 3 MnO2 = H2SO4 + 3 MnO
La2S3(s) + O2(g) = La2O3(s) + SO2(g) =>
2 La2S3(s) + 9 O2(g) = 2 La2O3(s) + 6 SO2(g)
HgCl2 + Ba(OH)2 = BaCl2 + HgO + H2O =>
HgCl2 + Ba(OH)2 = BaCl2 + HgO + H2O
KI + H3PO4 = HI + KH2PO4 =>
KI + H3PO4 = HI + KH2PO4
Na3[Cr(OH)6] + PbO2 + NaOH = Na2[Pb(OH)3] + Na2CrO4 + H2O =>
Na3[Cr(OH)6] + PbO2 + NaOH = Na2[Pb(OH)3] + Na2CrO4 + 2 H2O
NaCH3SO4 + H2O = NaCH3O + H2SO4 =>
NaCH3SO4 + H2O = NaCH3O + H2SO4
CaCl2 + H2SO4 = Cl2SO4 + CaH2 =>
CaCl2 + H2SO4 = Cl2SO4 + CaH2
HCOOH + Cu2(OH)2CO3 = Cu(HCOO)2 + CO2 + H2O =>
4 HCOOH + Cu2(OH)2CO3 = 2 Cu(HCOO)2 + CO2 + 3 H2O
Zn + Pb(NO*3)*2 = Pb + Zn(NO*3)*2 =>
Zn + Pb(NO*3)*2 = Pb + Zn(NO*3)*2
Fe + HNo3 = Fe(No3)3 + H2 =>
2 Fe + 6 HNo3 = 2 Fe(No3)3 + 3 H2
O6 + H2 = H2O =>
O6 + 6 H2 = 6 H2O
Ni(NO3)2 + K2CrO4 = KNO3 + Ni2(CrO4)2 =>
2 Ni(NO3)2 + 2 K2CrO4 = 4 KNO3 + Ni2(CrO4)2
Ag(s) + HCl(ac) = AgCl(s) + H2(g) =>
2 Ag(s) + 2 HCl(ac) = 2 AgCl(s) + H2(g)
Na3N + HNO3 = NaNO3 + NH3 =>
Na3N + 3 HNO3 = 3 NaNO3 + NH3
C20H40O16 + O2 = CO2 + H2O =>
C20H40O16 + 22 O2 = 20 CO2 + 20 H2O
Fe(OH)3 + K2SiO3 = KOH + Fe2(SiO3)3 =>
2 Fe(OH)3 + 3 K2SiO3 = 6 KOH + Fe2(SiO3)3
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Équations équilibrées sur01/27/25
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