| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr + 6 HNO3 = 2 Cr(NO3)3 + 3 H2
NaNO2 + KMnO4 + H2SO4 = NO2 + K2SO4 + Na2SO4 + MnSO4 + H2O =>
10 NaNO2 + 2 KMnO4 + 8 H2SO4 = 10 NO2 + K2SO4 + 5 Na2SO4 + 2 MnSO4 + 8 H2O
NH2OH2ClO4 + H2O = NH2OH2OH + HClO4 =>
NH2OH2ClO4 + H2O = NH2OH2OH + HClO4
SbH3 + CO3{2-} = Sb + HCOO{-} + OH{-} =>
2 SbH3 + 3 CO3{2-} = 2 Sb + 3 HCOO{-} + 3 OH{-}
Sr(OH)2 + H2SO3 = H2O + SrSO3 =>
Sr(OH)2 + H2SO3 = 2 H2O + SrSO3
CH4 + HONO2 = CH3NO2 + H2O =>
CH4 + HONO2 = CH3NO2 + H2O
SbH3 + CO3{2-} = Sb + HCOO{-} + OH{-}' =>
2 SbH3 + 3 CO3{2-} = 2 Sb + 3 HCOO{-} + 3 OH{-}'
Sr + P = Sr3P2 =>
3 Sr + 2 P = Sr3P2
Na2SO3(aq) + HCl(aq) = NaCl(aq) + H2SO3(aq) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2SO3(aq)
B(OH)3 + H2O = BO3 + H3O =>
B(OH)3 + 3 H2O = BO3 + 3 H3O
Al + H3PO4 = H + AlPO4 =>
Al + H3PO4 = 3 H + AlPO4
Cu(s) + P4(s) = Cu3P2(s) =>
6 Cu(s) + P4(s) = 2 Cu3P2(s)
H2CrO4 + NaCl = NaClO + H2O + Cr2O3 =>
2 H2CrO4 + 3 NaCl = 3 NaClO + 2 H2O + Cr2O3
C6H12Cl = Cl2 + C6H12 =>
2 C6H12Cl = Cl2 + 2 C6H12
W + HNO3 + HF = H2WF8 + NO + H2O =>
W + 2 HNO3 + 8 HF = H2WF8 + 2 NO + 4 H2O
Pb(NO) + NaCl = PbCl + Na(NO) =>
Pb(NO) + NaCl = PbCl + Na(NO)
H3(PO4) + Cu(OH)2 = H2O + Cu3(PO4)2 =>
2 H3(PO4) + 3 Cu(OH)2 = 6 H2O + Cu3(PO4)2
AgNO3(aq) + NaCl(s) = AgCl + NaNO3 =>
AgNO3(aq) + NaCl(s) = AgCl + NaNO3
BaCO3 + HCOH = Ba(HCO)2 + H2O + CO2 =>
BaCO3 + 2 HCOH = Ba(HCO)2 + H2O + CO2
KMnO4 + KCl + H2O = MnO2 + KClO3 + KOH =>
2 KMnO4 + KCl + H2O = 2 MnO2 + KClO3 + 2 KOH
FeS + HNO3 + H2SO4 = Fe2(SO4)3 + NO2 + H2O =>
2 FeS + 18 HNO3 + H2SO4 = Fe2(SO4)3 + 18 NO2 + 10 H2O
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
BeO + C = Be2C + CO2 =>
2 BeO + 2 C = Be2C + CO2
H + Cl + O2 = HClO2 =>
H + Cl + O2 = HClO2
C2H6OS + O2 = H2O + CO2 + SO3 =>
2 C2H6OS + 9 O2 = 6 H2O + 4 CO2 + 2 SO3
Sr(OH)2 + H2O = HSr + OH =>
Sr(OH)2 + H2O = HSr + 3 OH
HNO3 + ZnS = Zn(NO3)2 + H2S =>
2 HNO3 + ZnS = Zn(NO3)2 + H2S
Na2S2O3*5H2O + HCl = NaCl + SO3 + S + H2O =>
3 Na2S2O3*5H2O + 6 HCl = 6 NaCl + 2 SO3 + 4 S + 18 H2O
CuCl2 + HCl = CuHCl3 =>
CuCl2 + HCl = CuHCl3
C3H7SH + O2 = CO2 + SO2 + H2O =>
C3H7SH + 6 O2 = 3 CO2 + SO2 + 4 H2O
CuSO4 + OH = Cu(OH)2 + SO4 =>
CuSO4 + 2 OH = Cu(OH)2 + SO4
N2O + H2 = NH3 + H2O =>
N2O + 4 H2 = 2 NH3 + H2O
Bi(NO3)3 + KOH = H3BiO3 + KNO3 =>
Bi(NO3)3 + 3 KOH = H3BiO3 + 3 KNO3
CrCl3 + NH3 + H2O = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH3 + 3 H2O = Cr(OH)3 + 3 NH4Cl
C2H2(g) + HCl(g) = C2H4Cl2(g) =>
C2H2(g) + 2 HCl(g) = C2H4Cl2(g)
K + Co(NO3)2 = K(NO3)2 + Co =>
K + Co(NO3)2 = K(NO3)2 + Co
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2
Na2O2(s) + H2O(l) = NaOH(aq) + O2(g) =>
2 Na2O2(s) + 2 H2O(l) = 4 NaOH(aq) + O2(g)
Cl2 + FeS = FeCl2 + S8 =>
8 Cl2 + 8 FeS = 8 FeCl2 + S8
Ca(OH)2 + P2O3 = Ca3(PO3)2 + H2O =>
3 Ca(OH)2 + P2O3 = Ca3(PO3)2 + 3 H2O
K2CrO4 + Na2S + H2O = Cr(OH)3 + S + NaOH + KOH =>
2 K2CrO4 + 3 Na2S + 8 H2O = 2 Cr(OH)3 + 3 S + 6 NaOH + 4 KOH
Na2(SO4) + HCl = NaCl + H2SO4 =>
Na2(SO4) + 2 HCl = 2 NaCl + H2SO4
Cu + Ca(OH)2 = Cu(OH)2 + Ca =>
Cu + Ca(OH)2 = Cu(OH)2 + Ca
PbSO4(s) = Pb + SO4 =>
PbSO4(s) = Pb + SO4
Cu(NO3) = Cu + NO2 + O2 =>
2 Cu(NO3) = 2 Cu + 2 NO2 + O2
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
Cu(NO3)2(aq) + KI(aq) = CuI2 + KNO3 =>
Cu(NO3)2(aq) + 2 KI(aq) = CuI2 + 2 KNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CO2(g) + NH3(g) = NH2CONH2(s) + H2O =>
CO2(g) + 2 NH3(g) = NH2CONH2(s) + H2O
H2 + MnO2 = MnO + H2O =>
H2 + MnO2 = MnO + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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