| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCOOH + 3 CH3OH = CH3COOC2H5 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K1 = K =>
K1 = K
Cr2(OH)6 = Cr2O3 + H2O =>
Cr2(OH)6 = Cr2O3 + 3 H2O
Rb + S2 = Rb2S =>
4 Rb + S2 = 2 Rb2S
NH2(CH2)COOH + NaOH = NH2(CH2)COONa + H2O =>
NH2(CH2)COOH + NaOH = NH2(CH2)COONa + H2O
HCl + Mg(NO3)2 = MgCl2 + HNO3 =>
2 HCl + Mg(NO3)2 = MgCl2 + 2 HNO3
C2H4 + O2 = C(O2) + H2O =>
C2H4 + 3 O2 = 2 C(O2) + 2 H2O
Al2O3 + Hg = HgO + Al =>
Al2O3 + 3 Hg = 3 HgO + 2 Al
AlHI = HAlI =>
AlHI = HAlI
NiO + H2O = Ni(OH)2 =>
NiO + H2O = Ni(OH)2
Na + Si = NaSi =>
Na + Si = NaSi
Cr(OH)2 + HIO3 = Cr(IO3)2 + H2O =>
Cr(OH)2 + 2 HIO3 = Cr(IO3)2 + 2 H2O
HS + HNO2 = H2S + NO2 =>
HS + HNO2 = H2S + NO2
Sn(OH)2 + KOH + H2O + K2CrO4 = K2[Sn(OH)6] + K3[Cr(OH)6] =>
3 Sn(OH)2 + 8 KOH + 8 H2O + 2 K2CrO4 = 3 K2[Sn(OH)6] + 2 K3[Cr(OH)6]
Sr(s) + F2(g) = Sr2F(s) =>
4 Sr(s) + F2(g) = 2 Sr2F(s)
Cu(OH)2 = CuOH2O =>
Cu(OH)2 = CuOH2O
CuSO4 + HCl + H2S = S + CuCl + H2O =>
2 CuSO4 + 2 HCl + 7 H2S = 9 S + 2 CuCl + 8 H2O
Na2CO3 + Na2SO4 = Na2 + CSO4 + Na2O2 =>
2 Na2CO3 + 2 Na2SO4 = Na2 + 2 CSO4 + 3 Na2O2
CH3NH3Cl + NaOH = CH3NH2 + Na + Cl + H2O =>
CH3NH3Cl + NaOH = CH3NH2 + Na + Cl + H2O
MgCl2 + NaNo3 = NaCl + Mg(No3)2 =>
MgCl2 + 2 NaNo3 = 2 NaCl + Mg(No3)2
Cr + CuO = CrO2 + Cu =>
Cr + 2 CuO = CrO2 + 2 Cu
P + H2 = PH3(s) =>
2 P + 3 H2 = 2 PH3(s)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
SO3 + KOH = H2O + K2SO4 =>
SO3 + 2 KOH = H2O + K2SO4
ZnSO4 + CU = Zn + CUSO4 =>
ZnSO4 + CU = Zn + CUSO4
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
MnO + Mn2O7 = Mn(MnO4)2 =>
MnO + Mn2O7 = Mn(MnO4)2
Al + H2SO4 = Al2(SO4)3 + H =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 6 H
Cr(s) + Pb(CN)4(aq) = Cr(CN)(aq) + Pb(s) =>
4 Cr(s) + Pb(CN)4(aq) = 4 Cr(CN)(aq) + Pb(s)
C6H6 + O2 = CO98 + H2O =>
2 C6H6 + 591 O2 = 12 CO98 + 6 H2O
Ca{2+} + N{-3}{-} = Ca{+} + N{+} =>
4 Ca{2+} + N{-3}{-} = 4 Ca{+} + N{+}
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
ZrI4 = Zr + I2 =>
ZrI4 = Zr + 2 I2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CH4Br2 = CH3BrHBr =>
CH4Br2 = CH3BrHBr
K2Cr2O7 + HBr + HCl = KCl + CrCl3 + Br2 + H2O =>
K2Cr2O7 + 6 HBr + 8 HCl = 2 KCl + 2 CrCl3 + 3 Br2 + 7 H2O
As4 + O2 = As2O5 =>
As4 + 5 O2 = 2 As2O5
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
KOH + KCl = KClO2 + H2 + K =>
2 KOH + KCl = KClO2 + H2 + 2 K
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
KCl + H = K + HCl =>
KCl + H = K + HCl
NaI + Cl2 = NaCl + I =>
2 NaI + Cl2 = 2 NaCl + 2 I
Na2SiO3 + CaCl2 = Ca(SiO3) + NaCl =>
Na2SiO3 + CaCl2 = Ca(SiO3) + 2 NaCl
AgNO3 + Na2S2O3 = Na3(Ag(S2O3)2) + NaNO3 =>
AgNO3 + 2 Na2S2O3 = Na3(Ag(S2O3)2) + NaNO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
Na + Cl4 = NaCl4 =>
Na + Cl4 = NaCl4
Ag2SO4 + Ba(NO3)2 = Ag2SO4Ba(NO3)2 =>
Ag2SO4 + Ba(NO3)2 = Ag2SO4Ba(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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