| Équations équilibrées la veille |
B3N3H6 + HBr = B3N3H7Br
ZnI2 + Na3Po4 = NaI + Zn3(Po4)2 =>
3 ZnI2 + 2 Na3Po4 = 6 NaI + Zn3(Po4)2
K2S + H2O2 = K2SO4 + H2O =>
K2S + 4 H2O2 = K2SO4 + 4 H2O
Ce{4+} + Cu{+} = Cu{2+} + Ce{3+} =>
Ce{4+} + Cu{+} = Cu{2+} + Ce{3+}
H2O2 + KI + Na2S2O3 = Na2S4O6 + KOH + NaI =>
H2O2 + 2 KI + 2 Na2S2O3 = Na2S4O6 + 2 KOH + 2 NaI
C4H8O2 + Br2 = C4H7O2Br + HBr =>
C4H8O2 + Br2 = C4H7O2Br + HBr
Fe + Cl2 = Fe(iii)Cl3 =>
2 Fe + 3 Cl2 = 2 Fe(iii)Cl3
KHC8H5O4 + NaOH = KNaC8H5O4 + H2O =>
KHC8H5O4 + NaOH = KNaC8H5O4 + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C3H8 + O2 = CC + H2O =>
2 C3H8 + 4 O2 = 3 CC + 8 H2O
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
K + KNO3 = N2 + K2O =>
10 K + 2 KNO3 = N2 + 6 K2O
CH3CH2CH2CNCH3CH2CH2Br + KCN = CH3CH2CH2CN + KBr =>
CH3CH2CH2CNCH3CH2CH2Br + KCN = 2 CH3CH2CH2CN + KBr
Ag(NO3)2 + Na2(CO3) = Ag(CO3) + Na(NO3) =>
Ag(NO3)2 + Na2(CO3) = Ag(CO3) + 2 Na(NO3)
C + SiO2 = SiC + CO =>
3 C + SiO2 = SiC + 2 CO
Pb(NO3)2 + H2O = PbO2 + HNO3 + H2 =>
Pb(NO3)2 + 2 H2O = PbO2 + 2 HNO3 + H2
KMnO4 + H2SO4 + FeBr2 = K2SO4 + Fe2(SO4)3 + MnSO4 + Br2 + H2O =>
6 KMnO4 + 24 H2SO4 + 10 FeBr2 = 3 K2SO4 + 5 Fe2(SO4)3 + 6 MnSO4 + 10 Br2 + 24 H2O
C2H5ONa + H2 = C2H6 + NaOH =>
C2H5ONa + H2 = C2H6 + NaOH
I2 + KBr = KI*Br =>
I2 + 2 KBr = 2 KI*Br
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Pb + KOH + H2O = K2[Pb(OH)3] + H2 =>
2 Pb + 4 KOH + 2 H2O = 2 K2[Pb(OH)3] + H2
P4(s) + O2(g) = P4O10(g) =>
P4(s) + 5 O2(g) = P4O10(g)
C2H6O + C2H4O2 = C3H6O + H2O =>
2 C2H6O + C2H4O2 = 2 C3H6O + 2 H2O
HNO3(aq) + CoCO3(s) = Co(NO3)2 + CO2 + H2O =>
2 HNO3(aq) + CoCO3(s) = Co(NO3)2 + CO2 + H2O
MgHPO4 = Mg2P2O7 + H2O =>
2 MgHPO4 = Mg2P2O7 + H2O
K4[Fe(CN)6] + AgNO3 = KNO3 + Ag4[Fe(CN)6] =>
K4[Fe(CN)6] + 4 AgNO3 = 4 KNO3 + Ag4[Fe(CN)6]
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al2O3 + LiBO2 = AlB + O + Li =>
Al2O3 + 2 LiBO2 = 2 AlB + 7 O + 2 Li
H3O{+} + MnO4{-} + CH3CH2OH = Mn{2+} + CH3CHO + H2O =>
6 H3O{+} + 2 MnO4{-} + 5 CH3CH2OH = 2 Mn{2+} + 5 CH3CHO + 14 H2O
KMnO4 + Na2SO3 + NaOH = Na3MnO4 + Na2SO4 + KOH + H2O =>
KMnO4 + Na2SO3 + 3 NaOH = Na3MnO4 + Na2SO4 + KOH + H2O
HI + HNO2 + H2O + HF = NH4IO4 + NH4F =>
3 HI + 4 HNO2 + 4 H2O + HF = 3 NH4IO4 + NH4F
K3[Fe(CN)6] = K + Fe(CN)6 =>
K3[Fe(CN)6] = 3 K + Fe(CN)6
{-}chloro{-}2{-}methylbutane = {-}methyl{-}butanol' =>
{-}chloro{-}2{-}methylbutane = {-}methyl{-}butanol'
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2(a) + NaNO3(aw) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(a) + 2 NaNO3(aw)
C3H4O2 + Br2 = C3H4Br2 + O2 =>
C3H4O2 + Br2 = C3H4Br2 + O2
CH4 + O2(g) = H2O + CO2(g) =>
CH4 + 2 O2(g) = 2 H2O + CO2(g)
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
HCl + K2Cr2O7 = Cl + CrCl3 + KCl + H2O =>
14 HCl + K2Cr2O7 = 6 Cl + 2 CrCl3 + 2 KCl + 7 H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
K4[Fe(CN)6] + NH4OH = K3[Fe(CN)6] + KOH + NH4 =>
K4[Fe(CN)6] + NH4OH = K3[Fe(CN)6] + KOH + NH4
MnO23 + K2CO3 + O = KMnO433333 + CO2 =>
2 MnO23 + K2CO3 + 866619 O = 2 KMnO433333 + CO2
HgS + HCl + HNO3 = HgCl2 + NO2 + S + H2O =>
HgS + 2 HCl + 2 HNO3 = HgCl2 + 2 NO2 + S + 2 H2O
Zn(OH)2 + P2O5 = H3PO4 + ZnO =>
3 Zn(OH)2 + P2O5 = 2 H3PO4 + 3 ZnO
SrCl2 + Ca2SO4 = SrSO4 + CaCl =>
SrCl2 + Ca2SO4 = SrSO4 + 2 CaCl
Ag(NO3)2 + Zn = Ag2Zn2 + NO3 =>
2 Ag(NO3)2 + 2 Zn = Ag2Zn2 + 4 NO3
H{+} + Cr = H2 + Cr{2} =>
2 H{+} + Cr = H2 + Cr{2}
AlO2 + NaOH + H2O = NaAlO4 + H =>
AlO2 + NaOH + H2O = NaAlO4 + 3 H
S8 + MgCl2 = MgS + Cl =>
S8 + 8 MgCl2 = 8 MgS + 16 Cl
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Équations équilibrées sur04/21/25
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