| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 PbBr4 = Pb4 + 16 Br
Na2CO3(aq) + AgNO3(aq) = NaNO3(aq) + Ag2CO3(s) =>
Na2CO3(aq) + 2 AgNO3(aq) = 2 NaNO3(aq) + Ag2CO3(s)
Cu3N2 = Cu + N =>
Cu3N2 = 3 Cu + 2 N
C6H10O + NaBH4 = C6H12O + BH3 + Na =>
C6H10O + 2 NaBH4 = C6H12O + 2 BH3 + 2 Na
Be(CO3) = BeO + CO2 =>
Be(CO3) = BeO + CO2
AsCl3 + H2O = As2O3 + HCl =>
2 AsCl3 + 3 H2O = As2O3 + 6 HCl
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
CH3COCH3 + NaCN + H2SO4 = (CH3)2C(CN)OH + Na2SO4 =>
2 CH3COCH3 + 2 NaCN + H2SO4 = 2(CH3)2C(CN)OH + Na2SO4
C4 + H2O = CO2 + H2 =>
C4 + 8 H2O = 4 CO2 + 8 H2
CoS + Mn = Co + MnS =>
CoS + Mn = Co + MnS
KMnO4 + Sn + H2SO4 = MnSO4 + K2SnO3 + SnSO4 + H2O =>
2 KMnO4 + 4 Sn + 5 H2SO4 = 2 MnSO4 + K2SnO3 + 3 SnSO4 + 5 H2O
NaHCO3 + HF = H2CO3 + NaF =>
NaHCO3 + HF = H2CO3 + NaF
V + H = VH5 =>
V + 5 H = VH5
Zn3(PO4)2 + NaOH = Zn(OH)2 + Na3(PO4) =>
Zn3(PO4)2 + 6 NaOH = 3 Zn(OH)2 + 2 Na3(PO4)
As + O = As2O5 =>
2 As + 5 O = As2O5
Ca(s) + SnCl4(aq) = CaCl2(aq) + Sn(s) =>
2 Ca(s) + SnCl4(aq) = 2 CaCl2(aq) + Sn(s)
SiO2 + C + Ca3(PO4)2 = CaSiO3 + P4 + CO =>
6 SiO2 + 10 C + 2 Ca3(PO4)2 = 6 CaSiO3 + P4 + 10 CO
KNO2 + H2S = NO + S2 + KOH =>
4 KNO2 + 2 H2S = 4 NO + S2 + 4 KOH
Mn7 = Mn5 =>
5 Mn7 = 7 Mn5
Na(s) + F2(g) = Na2F(s) =>
4 Na(s) + F2(g) = 2 Na2F(s)
FeCl2 + Pb(No3)2 = Fe(No3)2 + PbCl2 =>
FeCl2 + Pb(No3)2 = Fe(No3)2 + PbCl2
H8C7 + O2 = H2O + CO2 =>
H8C7 + 9 O2 = 4 H2O + 7 CO2
Ag2SO4 + AsH3 + H2O = Ag + AsO3 + H2SO4 =>
9 Ag2SO4 + 2 AsH3 + 6 H2O = 18 Ag + 2 AsO3 + 9 H2SO4
SO3 + HCl = SCl6 + H2O =>
SO3 + 6 HCl = SCl6 + 3 H2O
MnSO4 + Br2 + KOH = MnO2 + KBr + K2SO4 + H2O =>
MnSO4 + Br2 + 4 KOH = MnO2 + 2 KBr + K2SO4 + 2 H2O
C21H24N2N4 + O2 = CO2 + H2O + NO2 =>
C21H24N2N4 + 33 O2 = 21 CO2 + 12 H2O + 6 NO2
CH3COOCu + KOH = CH3COOK + CuOH =>
CH3COOCu + KOH = CH3COOK + CuOH
Al + CuCl2 = Cu + AlCl3 =>
2 Al + 3 CuCl2 = 3 Cu + 2 AlCl3
(CH3)2CHOH + CrO3 + H{+} = (CH3)2CO + Cr{+3} + H2O =>
3(CH3)2CHOH + 2 CrO3 + 6 H{+} = 3(CH3)2CO + 2 Cr{+3} + 6 H2O
(NH4)3Po4(aq) + CrBr3(aq) = NH4Br(aq) + CrPo4(s) =>
(NH4)3Po4(aq) + CrBr3(aq) = 3 NH4Br(aq) + CrPo4(s)
Cr(OH)2 = Cr2O3 + H2 + H2O =>
2 Cr(OH)2 = Cr2O3 + H2 + H2O
CH3OH + O2 = H2O + CO2 =>
2 CH3OH + 3 O2 = 4 H2O + 2 CO2
O2(g) + NO(g) = NO2(g)NO2(g) = NO(g) + O(g) =>
O2(g) + 2 NO(g) = NO2(g)NO2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2Se + HPO3 = H2SeO4 + PO + H2O =>
3 H2Se + 8 HPO3 = 3 H2SeO4 + 8 PO + 4 H2O
NH3 + O2(g) = N2(g) + H2O(l) =>
4 NH3 + 3 O2(g) = 2 N2(g) + 6 H2O(l)
Pb(SO4) + Ag(NO3) = Pb(NO3)2 + Ag2(SO4) =>
Pb(SO4) + 2 Ag(NO3) = Pb(NO3)2 + Ag2(SO4)
AgCl + Br2 = AgBr + Cl =>
2 AgCl + Br2 = 2 AgBr + 2 Cl
P2S3 + O2 = P4O10 + SO2 =>
2 P2S3 + 11 O2 = P4O10 + 6 SO2
Li + Cu(NO3)2 = LiNO3 + Cu =>
2 Li + Cu(NO3)2 = 2 LiNO3 + Cu
Cu + HCl + H2O2 = CuCl2 + H2O =>
Cu + 2 HCl + H2O2 = CuCl2 + 2 H2O
Zn(OH)2 + H3PO3 = Zn3(PO3)2 + H2O =>
3 Zn(OH)2 + 2 H3PO3 = Zn3(PO3)2 + 6 H2O
AgNO3 + NaCl = NaNO3 + AgCl = =>
AgNO3 + NaCl = NaNO3 + AgCl
Ba(NO2)2 + KMnO4 + H2O = MnO2 + KOH + Ba(NO3)2 =>
3 Ba(NO2)2 + 4 KMnO4 + 2 H2O = 4 MnO2 + 4 KOH + 3 Ba(NO3)2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Mg(OH)2 + Al2O3 = Al(OH)3 + MgO =>
3 Mg(OH)2 + Al2O3 = 2 Al(OH)3 + 3 MgO
HNO2(aq) + Ca(OH)2(aq) = Ca(NO2)2(aq) + H2O(l) =>
2 HNO2(aq) + Ca(OH)2(aq) = Ca(NO2)2(aq) + 2 H2O(l)
AgNO3(aq) + NACl(aq) = AgCl(s) + NANO3(aq) =>
AgNO3(aq) + NACl(aq) = AgCl(s) + NANO3(aq)
LiMoO4 + CuSO4 = Li2SO4 + Cu(MoO4)2 =>
2 LiMoO4 + CuSO4 = Li2SO4 + Cu(MoO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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