| Équations équilibrées la veille | Équations équilibrées le lendemain |
KMnO4 + 2 H2 = KMnO2 + 2 H2O
Ba3(PO4)2 + NaOH = Ba3OH + Na(PO4)2 =>
Ba3(PO4)2 + NaOH = Ba3OH + Na(PO4)2
Au + Fe = Au3Fe =>
3 Au + Fe = Au3Fe
N3H12PO4 + PbN4O12 = Pb3P4O16 + NH4NO3 =>
4 N3H12PO4 + 3 PbN4O12 = Pb3P4O16 + 12 NH4NO3
Cr3 + OH = Cr(OH)2 =>
Cr3 + 6 OH = 3 Cr(OH)2
Zn(s) + H2O(g) = ZnO(aq) + H2(g) =>
Zn(s) + H2O(g) = ZnO(aq) + H2(g)
Cu(NO3)2 + Pb(s) = Pb(NO3)2 + Cu =>
Cu(NO3)2 + Pb(s) = Pb(NO3)2 + Cu
Cr3 + OH = Cr(OH)2 =>
Cr3 + 6 OH = 3 Cr(OH)2
NaI + K2CrO7 + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
18 NaI + 2 K2CrO7 + 14 H2SO4 = 9 I2 + Cr2(SO4)3 + 2 K2SO4 + 9 Na2SO4 + 14 H2O
LiOH + MgBr2 = Mg(OH)2 + LiBr =>
2 LiOH + MgBr2 = Mg(OH)2 + 2 LiBr
NaOH + Ag2(SO4)3 = Ag(OH)3 + Na2SO4 =>
6 NaOH + Ag2(SO4)3 = 2 Ag(OH)3 + 3 Na2SO4
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
PbS + HNO3 = PbSO4 + NO2 + H2O =>
PbS + 8 HNO3 = PbSO4 + 8 NO2 + 4 H2O
U + H2O = UH2O =>
U + H2O = UH2O
Ca3P2 + H2SO4 = CaSO4 + SO2 + P2O5 + H2O =>
Ca3P2 + 11 H2SO4 = 3 CaSO4 + 8 SO2 + P2O5 + 11 H2O
CuCl + H2S = CuS + H2Cl =>
CuCl + H2S = CuS + H2Cl
BaCO3 + AgCl = BaCl2 + Ag2CO3 =>
BaCO3 + 2 AgCl = BaCl2 + Ag2CO3
LiCl + HNO3 + AgNO3 = AgCl + H2O + Li3N + NO3 =>
3 LiCl + 6 HNO3 + 3 AgNO3 = 3 AgCl + 3 H2O + Li3N + 8 NO3
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Na2SO3 + Pb(No3)2 = NaNo3 + PbSO3 =>
Na2SO3 + Pb(No3)2 = 2 NaNo3 + PbSO3
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Cr + OH = Cr(OH)4 =>
Cr + 4 OH = Cr(OH)4
FeSO4 + K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + K2SO4 =>
4 FeSO4 + 2 K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + 4 K2SO4
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
KNO3 + P2O5 = KPO3 + N2O5 =>
2 KNO3 + P2O5 = 2 KPO3 + N2O5
H2SO4 + BaI2 = BaSO4 + HI =>
H2SO4 + BaI2 = BaSO4 + 2 HI
AgO + HCl = H2O + AgCl2 =>
AgO + 2 HCl = H2O + AgCl2
HgO3 = Hg + O =>
HgO3 = Hg + 3 O
Ag(NH3)2 + Cl + HNO3 = AgCl + NH4 + NO3 =>
Ag(NH3)2 + Cl + 2 HNO3 = AgCl + 2 NH4 + 2 NO3
SrCl + PbNO = PbCl + SrNO =>
SrCl + PbNO = PbCl + SrNO
MnO4{-} + Cr0 + H2O = MnO2 + Cr3{+} + OH{-} =>
MnO4{-} + 9 Cr0 + 2 H2O = MnO2 + 3 Cr3{+} + 4 OH{-}
H2SO4 + BaI2 = BaSO4 + HI =>
H2SO4 + BaI2 = BaSO4 + 2 HI
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + HSO4{-} =>
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + HSO4{-}
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
KCN(aq) + HCl(aq) = KCl(aq) + HCN(g) =>
KCN(aq) + HCl(aq) = KCl(aq) + HCN(g)
KMnO4 + NH4NO3 = MnO2 + KNO3 + KOH + H2O =>
8 KMnO4 + 3 NH4NO3 = 8 MnO2 + 6 KNO3 + 2 KOH + 5 H2O
HF + OH{-} = H3O{+} + F{-} =>
2 HF + OH{-} = H3O{+} + 2 F{-}
Cl2O2 = ClO =>
Cl2O2 = 2 ClO
PbCO3(s) + HCl(aq) = PbCl2(aq) + CO2(g) + H2O(l) =>
PbCO3(s) + 2 HCl(aq) = PbCl2(aq) + CO2(g) + H2O(l)
KMnO4 + CH3COCH2COCH3 = Mn(CH3COCHCOCH3)3 + K(CH3COCHCOCH3) + H2O + O2 =>
KMnO4 + 4 CH3COCH2COCH3 = Mn(CH3COCHCOCH3)3 + K(CH3COCHCOCH3) + 2 H2O + O2
K2CrO4 + SO2 + HCl = Cr2(SO4)3 + KCl + H2O =>
2 K2CrO4 + 3 SO2 + 4 HCl = Cr2(SO4)3 + 4 KCl + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
BaCrO4 + HCl = HCrO4 + BaCl =>
BaCrO4 + HCl = HCrO4 + BaCl
H2O + CH3COOH = CH3CH2OOH + O2 =>
2 H2O + 2 CH3COOH = 2 CH3CH2OOH + O2
Na2S2O3 + HNO3 = Na2SO4 + NO2 + SO2 + H2O =>
Na2S2O3 + 6 HNO3 = Na2SO4 + 6 NO2 + SO2 + 3 H2O
C6T6 + C6T6O = C12T12O =>
C6T6 + C6T6O = C12T12O
PbO + NH3 = Pb + H2O + N2 =>
3 PbO + 2 NH3 = 3 Pb + 3 H2O + N2
C6H5COONa + HClO = C6H5ClONa + COOH =>
C6H5COONa + HClO = C6H5ClONa + COOH
Mo + HNO3 + HCl = H2MoO4 + NOCl + H2O =>
Mo + 3 HNO3 + 3 HCl = H2MoO4 + 3 NOCl + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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