| Équations équilibrées la veille |
Bi(OH)2 + 2 HNO3 = Bi(NO3)2 + 2 H2O
Al2S3(s) + Fe(s) = Al(s) + FeS(s) =>
Al2S3(s) + 3 Fe(s) = 2 Al(s) + 3 FeS(s)
Cr2(SO4)3 + K3[Fe(CN)6] + KOH = K2CrO4 + K4Fe(CN)6 + K2SO4 + H2O =>
Cr2(SO4)3 + 6 K3[Fe(CN)6] + 16 KOH = 2 K2CrO4 + 6 K4Fe(CN)6 + 3 K2SO4 + 8 H2O
HBr + Ba(OH)2 = BaH2 + BrOH =>
2 HBr + Ba(OH)2 = BaH2 + 2 BrOH
KNO3 + Na3[Ca(NO2)6] = K3Ca(NO2)6 + NaNO3 =>
3 KNO3 + Na3[Ca(NO2)6] = K3Ca(NO2)6 + 3 NaNO3
Ag2HPO4 + HNO3 = Ag2NO3 + H2PO4 =>
Ag2HPO4 + HNO3 = Ag2NO3 + H2PO4
CH2 + N2Cl4 = N2CCl4 + H2 =>
CH2 + N2Cl4 = N2CCl4 + H2
Al + F2 = Al2F =>
4 Al + F2 = 2 Al2F
NOHSO4 + H2O = H2SO4 + N2O3 =>
2 NOHSO4 + H2O = 2 H2SO4 + N2O3
PbCl4 + Al2(SO4)3 = Pb(SO4)2 + AlCl3 =>
3 PbCl4 + 2 Al2(SO4)3 = 3 Pb(SO4)2 + 4 AlCl3
PbO2 + Co(C2O4)3{4-} + H3O{+} = Co(C2O4)3{3-} + Pb{2+} + H2O =>
PbO2 + 2 Co(C2O4)3{4-} + 4 H3O{+} = 2 Co(C2O4)3{3-} + Pb{2+} + 6 H2O
P2O5 + HKO = K3PO4 + H2O =>
P2O5 + 6 HKO = 2 K3PO4 + 3 H2O
CaO + Al2O3 + SiO2 = Ca2Al2SiO7 =>
2 CaO + Al2O3 + SiO2 = Ca2Al2SiO7
Zn(C2H3O2)2 + Na2S9H2O + C3H8O2S = ZnS + Na + H2O + C =>
18 Zn(C2H3O2)2 + Na2S9H2O + 9 C3H8O2S = 18 ZnS + 2 Na + 91 H2O + 99 C
MgCl2 + KH2PO4 = Mg(H2PO4)2 + KCl =>
MgCl2 + 2 KH2PO4 = Mg(H2PO4)2 + 2 KCl
HCl + CuSO4 + H2O + SO2 = CuCl + H2SO4 =>
2 HCl + 2 CuSO4 + 2 H2O + SO2 = 2 CuCl + 3 H2SO4
H2O + Li = H2 + Li(OH)2 =>
2 H2O + Li = H2 + Li(OH)2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
MgN + H2O = Mg(OH)NH =>
MgN + H2O = Mg(OH)NH
Cl2(g) + NaOH = (aq)NaCl(aq) + NaClO(aq) + H2O(l) =>
Cl2(g) + 2 NaOH = (aq)NaCl(aq) + NaClO(aq) + H2O(l)
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Cl3C2OH + NaBH4 + H2O = Cl3C2H3O + NaOB(OH)2 =>
4 Cl3C2OH + NaBH4 + 3 H2O = 4 Cl3C2H3O + NaOB(OH)2
Na2S2O4 + NaOH + Na2CrO4 = Na2SO3 + Cr2O3 + H2O =>
3 Na2S2O4 + 2 NaOH + 2 Na2CrO4 = 6 Na2SO3 + Cr2O3 + H2O
HNO3 + CDS = CD(NO3)2 + N2O + S + H2O =>
10 HNO3 + 4 CDS = 4 CD(NO3)2 + N2O + 4 S + 5 H2O
HCl + NaOH = NaCl + H2O(classify) =>
HCl + NaOH = NaCl + H2O(classify)
KSCN + AgClO3 = AgSCN + KClO3 =>
KSCN + AgClO3 = AgSCN + KClO3
CH3CH2OH + KMnO4 = CH3CHO + MnO2 + KOH + H2O =>
3 CH3CH2OH + 2 KMnO4 = 3 CH3CHO + 2 MnO2 + 2 KOH + 2 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CaNO2 + H2O = Ca + HNO3 + H =>
CaNO2 + H2O = Ca + HNO3 + H
CaCl2 + K4[Fe(CN)6] = K4Ca2[Fe(CN)6] + Cl =>
2 CaCl2 + K4[Fe(CN)6] = K4Ca2[Fe(CN)6] + 4 Cl
[Co(H20)6]2 + PHeN + H2O2 = [Co(PHeN)3]3 + H2O =>
3[Co(H20)6]2 + 18 PHeN + 360 H2O2 = 2[Co(PHeN)3]3 + 720 H2O
Na2SO4 + HCl = NaCl + H2SO4 =>
Na2SO4 + 2 HCl = 2 NaCl + H2SO4
KMnO4 + NaNO2 + H2O = H2MnO4 + KNO3 + NaOH + MnO2 =>
2 KMnO4 + 2 NaNO2 + 2 H2O = H2MnO4 + 2 KNO3 + 2 NaOH + MnO2
Be2 + H = BeH2 =>
Be2 + 4 H = 2 BeH2
Re2O7 + CaOH = CaReO4 + H2O =>
Re2O7 + 2 CaOH = 2 CaReO4 + H2O
KClO + S + H2O = Cl2 + K2SO4 + KOH =>
6 KClO + S + 2 H2O = 3 Cl2 + K2SO4 + 4 KOH
Cl7O2 = Cl7 + O =>
Cl7O2 = Cl7 + 2 O
MgCO3 + C6H8O7*H2O = C6H6MgO7 + CO2 + H2O =>
MgCO3 + C6H8O7*H2O = C6H6MgO7 + CO2 + 2 H2O
HNO2 + Na = Na(NO2)2 + H2 =>
2 HNO2 + Na = Na(NO2)2 + H2
CHO + O2 = CHO3 =>
CHO + O2 = CHO3
Zn + Cr2(SO4)3 = Cr2 + ZnSO4 =>
3 Zn + Cr2(SO4)3 = Cr2 + 3 ZnSO4
Rb + CaCl2 = Ca + RbCl =>
2 Rb + CaCl2 = Ca + 2 RbCl
Sr(NO3)2 + Ag2SO4 = SrSO4 + AgNO3 =>
Sr(NO3)2 + Ag2SO4 = SrSO4 + 2 AgNO3
CuS + CH3COOH = CuCOOH + CH3S =>
CuS + CH3COOH = CuCOOH + CH3S
BaCl2(aq) + K2CrO4(aq) = BaCrO3(s) + KCl(aq) + O(g) =>
BaCl2(aq) + K2CrO4(aq) = BaCrO3(s) + 2 KCl(aq) + O(g)
C3H7Br + C5H11Br + Na = C8H18 + NaBr =>
C3H7Br + C5H11Br + 2 Na = C8H18 + 2 NaBr
MgCO3 + LiOH = Li2CO3 + Mg(OH)2 =>
MgCO3 + 2 LiOH = Li2CO3 + Mg(OH)2
Ag2CO3(heat) = Ag2 + CO3 =>
Ag2CO3(heat) = Ag2 + CO3
CrOH + HNO2 = H2O + CrNO2 =>
CrOH + HNO2 = H2O + CrNO2
K + SO2 = K2SO4 + S =>
2 K + 2 SO2 = K2SO4 + S
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