| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sc2O3 = 4 Sc + 3 O2
Na2SO4(aq) + (NH4)I(aq) = NaI(aq) + (NH4)2(SO4)(aq) =>
Na2SO4(aq) + 2(NH4)I(aq) = 2 NaI(aq) + (NH4)2(SO4)(aq)
ZnO + Ca(OH)2 = CaZnO2 + H2O =>
ZnO + Ca(OH)2 = CaZnO2 + H2O
Hg + P = HgP =>
Hg + P = HgP
K2Cr2O7 + HCl + C2H6O = CrCl3 + KCl + C2H4O + H2O =>
K2Cr2O7 + 8 HCl + 3 C2H6O = 2 CrCl3 + 2 KCl + 3 C2H4O + 7 H2O
Li + S + O2 = Li2SO3 =>
4 Li + 2 S + 3 O2 = 2 Li2SO3
Ca2C + H2O = C2H2 + Ca(OH)2 + H2 =>
2 Ca2C + 8 H2O = C2H2 + 4 Ca(OH)2 + 3 H2
(NH2)2CO + H2O = NH3 + CO2 =>
(NH2)2CO + H2O = 2 NH3 + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
ZnS + MgSO4 = ZnSO4 + MgS =>
ZnS + MgSO4 = ZnSO4 + MgS
C3H5O3{-} = C3H5O2{-} + C2H3O2{-} + CO2 + H2 =>
2 C3H5O3{-} = C3H5O2{-} + C2H3O2{-} + CO2 + H2
Ba(NO3)2 + H3PO4 = Ba3(PO4)2 + HNO3 =>
3 Ba(NO3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNO3
CrBr3 = Cr + Br =>
CrBr3 = Cr + 3 Br
C8H8N2O3 + H2O = C6H6N2O2 + C2H4O2 =>
C8H8N2O3 + H2O = C6H6N2O2 + C2H4O2
Og + O2 = OgO =>
2 Og + O2 = 2 OgO
BaS + O2 = BaO + S =>
2 BaS + O2 = 2 BaO + 2 S
Na2O + SO2 = Na2SO3 =>
Na2O + SO2 = Na2SO3
MnS + KClO3 + Na2CO3 = NaMnO4 + Na2SO4 + KCl + CO2 =>
6 MnS + 13 KClO3 + 9 Na2CO3 = 6 NaMnO4 + 6 Na2SO4 + 13 KCl + 9 CO2
CrCl3 + Na2B4O7 + O2 = NaBO2 + Cr(BO2)2 + Cl2 =>
2 CrCl3 + 2 Na2B4O7 + O2 = 4 NaBO2 + 2 Cr(BO2)2 + 3 Cl2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
H2SO4 + RbCl = RbHSO4 + HCl =>
H2SO4 + RbCl = RbHSO4 + HCl
(h)Al + H2SO4 = Al2(SO4)3 + H2 =>
2(h)Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CuNO3 + H2SO4 = CuSO4 + NO2 + H2O =>
CuNO3 + H2SO4 = CuSO4 + NO2 + H2O
Br1 + O2 = BrO =>
2 Br1 + O2 = 2 BrO
Fe2 + CO3 = Fe2(CO3)3 =>
Fe2 + 3 CO3 = Fe2(CO3)3
Sn + FeCl2 = Fe2 + Sn2Cl =>
8 Sn + 2 FeCl2 = Fe2 + 4 Sn2Cl
MnO2(s) + HCl(g) = MnCl2(s) + Cl2(g) + H2O =>
MnO2(s) + 4 HCl(g) = MnCl2(s) + Cl2(g) + 2 H2O
NaIO3 + Cl2 + NaOH = Na3H2IO6 + NaCl + H2O =>
NaIO3 + Cl2 + 4 NaOH = Na3H2IO6 + 2 NaCl + H2O
C7H8 + NHO3 = C7H7NO2 + H2O =>
C7H8 + NHO3 = C7H7NO2 + H2O
CH3COONa + HNO3 = NaNO3 + CH3COOH =>
CH3COONa + HNO3 = NaNO3 + CH3COOH
CH2O(g) + O2(g) = CO2(g) + H2O(l) =>
CH2O(g) + O2(g) = CO2(g) + H2O(l)
C + O3 = CO2 =>
3 C + 2 O3 = 3 CO2
HOOCCOOH + OH = OOCCOO + H2O =>
HOOCCOOH + 2 OH = OOCCOO + 2 H2O
CH4 + CI = CH3 + HCI =>
CH4 + CI = CH3 + HCI
CU + HO = CU(OH)2 =>
CU + 2 HO = CU(OH)2
NaOH + Co(CH3CO2)2 = Na(CH3CO2) + Co(OH)2 =>
2 NaOH + Co(CH3CO2)2 = 2 Na(CH3CO2) + Co(OH)2
IO3{-} + HSO3{-} + H2O = I{-} + SO4{-2} + H3O{+} =>
IO3{-} + 3 HSO3{-} + 3 H2O = I{-} + 3 SO4{-2} + 3 H3O{+}
KCl + AgNO3 + HNO3 = K(NO3)2 + AgCl + H2 =>
2 KCl + 2 AgNO3 + 2 HNO3 = 2 K(NO3)2 + 2 AgCl + H2
AlCl3 + K3[Al(OH)6] = Al(OH)3 + KCl =>
AlCl3 + K3[Al(OH)6] = 2 Al(OH)3 + 3 KCl
K2Cr2O7 + H2SO4 + HCHO = K2SO4 + Cr2(SO4)3 + HCOOH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 HCHO = K2SO4 + Cr2(SO4)3 + 3 HCOOH + 4 H2O
LiBr + MgO = Li2O + MgBr2 =>
2 LiBr + MgO = Li2O + MgBr2
Al2(Cr2O7)3 + NaCl = AlCl3 + Na2Cr2O7 =>
Al2(Cr2O7)3 + 6 NaCl = 2 AlCl3 + 3 Na2Cr2O7
TiCl4 + Mg = MgCl2 + Ti =>
TiCl4 + 2 Mg = 2 MgCl2 + Ti
Na2CO3(aq) + HCl = NaCl(aq) + H2O + CO2 =>
Na2CO3(aq) + 2 HCl = 2 NaCl(aq) + H2O + CO2
Pb(OH)2 = H2O + PbO =>
Pb(OH)2 = H2O + PbO
Zn + KOH + H2O = K2[Zn(OH)4] + H2 =>
Zn + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2
Pb(CH3COO)2 + NaI = PbI2 + NaCH3COO =>
Pb(CH3COO)2 + 2 NaI = PbI2 + 2 NaCH3COO
Sr + Cl + O = Sr(ClO3)2 =>
Sr + 2 Cl + 6 O = Sr(ClO3)2
Zn + Pb(NO2)2 = ZnNO2 + Pb =>
2 Zn + Pb(NO2)2 = 2 ZnNO2 + Pb
CH4 + SO2 = H2S + CO2 + H2O =>
3 CH4 + 4 SO2 = 4 H2S + 3 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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