| Équations équilibrées la veille |
Al2(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaSO4
SiH4 + KMnO4 + H2SO4 = MnO2 + K2SO4 + Si + H2O =>
3 SiH4 + 4 KMnO4 + 2 H2SO4 = 4 MnO2 + 2 K2SO4 + 3 Si + 8 H2O
HCl + H3PO4 = H3Cl + PO4 =>
3 HCl + 2 H3PO4 = 3 H3Cl + 2 PO4
Ba(HCO3)2 + Ca(OH)2 = Ca(HCO3)2 + Ba(OH)2 =>
Ba(HCO3)2 + Ca(OH)2 = Ca(HCO3)2 + Ba(OH)2
NaNo3 + HCl = NaCl + HNo3 =>
NaNo3 + HCl = NaCl + HNo3
(CH3)2SiCl2 + H2O = C2H6OSi + HCl =>
(CH3)2SiCl2 + H2O = C2H6OSi + 2 HCl
NaOH + C2H4O2 = NaO2 + C2H5O =>
NaOH + C2H4O2 = NaO2 + C2H5O
Sr + OH{-} = Sr(OH)2 + e =>
Sr + 2 OH{-} = Sr(OH)2 + 2e
NH4Cl + Br = NH4Br + Cl2 =>
2 NH4Cl + 2 Br = 2 NH4Br + Cl2
H2Cl = H2 + Cl =>
H2Cl = H2 + Cl
K2[Sn(OH)4] + KOH + O2 = K2O2 + K2[Sn(OH)6] =>
K2[Sn(OH)4] + 2 KOH + O2 = K2O2 + K2[Sn(OH)6]
VOSO4 + Cl2 + KOH = KVO3 + KCl + K2SO4 + H2O =>
2 VOSO4 + Cl2 + 8 KOH = 2 KVO3 + 2 KCl + 2 K2SO4 + 4 H2O
BaO = Ba + O2 =>
2 BaO = 2 Ba + O2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C3H9N3SO10 + O2 = SO2 + CO2 + H2O + N2 =>
4 C3H9N3SO10 + 5 O2 = 4 SO2 + 12 CO2 + 18 H2O + 6 N2
(CH3)2CHOH + K2Cr2O7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3(CH3)2CHOH + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCl(ac) + Al = AlCl3 + H2(g) =>
6 HCl(ac) + 2 Al = 2 AlCl3 + 3 H2(g)
Au3O3 = Au + O2 =>
2 Au3O3 = 6 Au + 3 O2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
CuI + KCl = CuCl + KI =>
CuI + KCl = CuCl + KI
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
C240H90O4NS + O2 = CO2 + H2O + NS =>
2 C240H90O4NS + 521 O2 = 480 CO2 + 90 H2O + 2 NS
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2 =>
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2
C4H8 + O2[] = CO2[] + H2O[] =>
C4H8 + 6 O2[] = 4 CO2[] + 4 H2O[]
C2H6 + Cl = C2H5Cl + H2 =>
2 C2H6 + 2 Cl = 2 C2H5Cl + H2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH2CSNH2 + H2O = NH3 + H2S + CO2 =>
NH2CSNH2 + 2 H2O = 2 NH3 + H2S + CO2
Ta5 + O2 = Ta2O5 =>
4 Ta5 + 25 O2 = 10 Ta2O5
(COONa)2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O + Na2SO4 =>
3(COONa)2 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 6 CO2 + 7 H2O + 3 Na2SO4
SrO + H2SO4 = SrSO4 + H2O =>
SrO + H2SO4 = SrSO4 + H2O
Cr2O3 + No3{-} + CO3{2-} = CrO4{2-} + No{2-} + CO2 =>
5 Cr2O3 + 6 No3{-} + 25 CO3{2-} = 10 CrO4{2-} + 18 No{2-} + 25 CO2
Mg + S8 = MgS =>
8 Mg + S8 = 8 MgS
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
CoCl2*6H2O + H2O2 + HCl + C2H8N2 = Co(C2H8N2)3Cl3 + H2O =>
2 CoCl2*6H2O + H2O2 + 2 HCl + 6 C2H8N2 = 2 Co(C2H8N2)3Cl3 + 14 H2O
Pb(NO3)2(aq) + NaI(aq) = NaNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2(s)
C6H5OH + CH2O = C6H4(OH)2 + CH4 =>
7 C6H5OH + 9 CH2O = 8 C6H4(OH)2 + 3 CH4
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
BF3(g) + H2O(l) = B2O3(s) + HF(g) =>
2 BF3(g) + 3 H2O(l) = B2O3(s) + 6 HF(g)
OCH3CO2H + O2 = CO2 + H2O =>
2 OCH3CO2H + 3 O2 = 4 CO2 + 4 H2O
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
UO2F2 + (NH4)2CO3 = NH4F + (NH4)4(UO2)(CO3)3 =>
UO2F2 + 3(NH4)2CO3 = 2 NH4F + (NH4)4(UO2)(CO3)3
Al2(SO4)3 + Sr(C2H3O2)2 = Al(C2H3O2)3 + SrSO4 =>
Al2(SO4)3 + 3 Sr(C2H3O2)2 = 2 Al(C2H3O2)3 + 3 SrSO4
BrO3{-} + Fe{+2} + H3O{+} = Br{-} + Fe{+3} + H2O =>
BrO3{-} + 6 Fe{+2} + 6 H3O{+} = Br{-} + 6 Fe{+3} + 9 H2O
TiCl4 + SiCl4 + H2 + CH3CN = TiSiCN + HCl + CH4 =>
2 TiCl4 + 2 SiCl4 + 9 H2 + 2 CH3CN = 2 TiSiCN + 16 HCl + 2 CH4
C3H6 + H = C3H8 =>
C3H6 + 2 H = C3H8
I2{-} + HSO3{-} + H2O = SO4{2-} + I{-} + H{+} =>
2 I2{-} + HSO3{-} + H2O = SO4{2-} + 4 I{-} + 3 H{+}
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