| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C2H6O2 + 5 K2Cr2O7 + 20 H2SO4 = 6 CO2 + 5 Cr2(SO4)3 + 5 K2SO4 + 29 H2O
P4 + O4 = P2O3 =>
2 P4 + 3 O4 = 4 P2O3
AgBr + Fe2(CO3)3 = Ag(CO3)3 + Fe2Br =>
AgBr + Fe2(CO3)3 = Ag(CO3)3 + Fe2Br
VOSO4 + NaOH = Na2V4O9 + Na2SO4 + H2O =>
4 VOSO4 + 10 NaOH = Na2V4O9 + 4 Na2SO4 + 5 H2O
Cu(NO3)2*3H2O + C2H5NO2 = CO2(g) + H2O(g) + N2(g) + CuO =>
9 Cu(NO3)2*3H2O + 10 C2H5NO2 = 20 CO2(g) + 52 H2O(g) + 14 N2(g) + 9 CuO
Ni + CuBr = NiBr + Cu =>
Ni + CuBr = NiBr + Cu
AsCl3(s) + H2O = HCl(ac) + As(OH)3(aq) =>
AsCl3(s) + 3 H2O = 3 HCl(ac) + As(OH)3(aq)
K + CO = K2O + C =>
2 K + CO = K2O + C
Ca + Na2CO3 = Ca(CO3)2 + Na =>
Ca + 2 Na2CO3 = Ca(CO3)2 + 4 Na
CrO7{2-} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O =>
4 CrO7{2-} + 9 CH3OH + 20 H{+} = 9 HCO2H + 4 Cr{3+} + 19 H2O
CH3Br + Na = C2H6 + NaBr =>
2 CH3Br + 2 Na = C2H6 + 2 NaBr
Fe2O3 + Hg = Hg2O + Fe =>
Fe2O3 + 6 Hg = 3 Hg2O + 2 Fe
CuCl2(aq) + Na2CO3(aq) = CuCO3 + NaCl =>
CuCl2(aq) + Na2CO3(aq) = CuCO3 + 2 NaCl
C3H8O2 + HCl = C3H6Cl2 + H2O =>
C3H8O2 + 2 HCl = C3H6Cl2 + 2 H2O
Cr + H2SO3 + H{+} = S + H2O + Cr3{+} =>
12 Cr + H2SO3 + 4 H{+} = S + 3 H2O + 4 Cr3{+}
Cu2SFeS2 + HNO3 = CuSO4 + Cu(NO3)2 + Fe2(SO4)3 + N2O + H2O =>
8 Cu2SFeS2 + 58 HNO3 = 12 CuSO4 + 4 Cu(NO3)2 + 4 Fe2(SO4)3 + 25 N2O + 29 H2O
C + H2 + F2 = CH2F2 =>
C + H2 + F2 = CH2F2
HCCH + O2 = CO2 + H2O =>
2 HCCH + 5 O2 = 4 CO2 + 2 H2O
NO3 + H2O = HNO3 + O2 =>
4 NO3 + 2 H2O = 4 HNO3 + O2
NaCl(s) + SO2(g) + H2O(g) + O2(g) = Na2SO4(s) + HCl(g) =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(g) + O2(g) = 2 Na2SO4(s) + 4 HCl(g)
C2H5COOH + Ca(OH)2 = Ca(C2H5COO)2 + H2O =>
2 C2H5COOH + Ca(OH)2 = Ca(C2H5COO)2 + 2 H2O
CuBr2(aq) + K2CrO4(aq) = CuCrO4 + KBr =>
CuBr2(aq) + K2CrO4(aq) = CuCrO4 + 2 KBr
Hg2(NO3)2 + KOH = Hg2(OH)2 + KNO3 =>
Hg2(NO3)2 + 2 KOH = Hg2(OH)2 + 2 KNO3
CH3COOH + NO3{-} = N2 + CO2 + H2O + OH{-} =>
5 CH3COOH + 8 NO3{-} = 4 N2 + 10 CO2 + 6 H2O + 8 OH{-}
Rb2Cr2O7 + H2SeO4 + H2Te = RbHSeO4 + Cr2(SeO4)3 + H2O + Te =>
Rb2Cr2O7 + 5 H2SeO4 + 3 H2Te = 2 RbHSeO4 + Cr2(SeO4)3 + 7 H2O + 3 Te
CrO3 = Cr + O2 =>
2 CrO3 = 2 Cr + 3 O2
CoCl2 + H2SO4 = Co(SO4) + HCl =>
CoCl2 + H2SO4 = Co(SO4) + 2 HCl
MnO2 + HO2 = MnO4 + OH =>
MnO2 + 2 HO2 = MnO4 + 2 OH
C3H4 + HCl = C3H6Cl2 =>
C3H4 + 2 HCl = C3H6Cl2
KI + FeBr3 = KBr + FeI3 =>
3 KI + FeBr3 = 3 KBr + FeI3
TiCl4(g) + Mg(s) = MgCl2(s) + Ti(s) =>
TiCl4(g) + 2 Mg(s) = 2 MgCl2(s) + Ti(s)
Cu2 + I = CuI =>
Cu2 + 2 I = 2 CuI
Li2CO3 + Mg(NO3)2 = LiNO3 + MgCO3 =>
Li2CO3 + Mg(NO3)2 = 2 LiNO3 + MgCO3
Al(OH)3 + K2C2O4 + H2C2O4 = K3(Al(C2O4)3) + H2O =>
2 Al(OH)3 + 3 K2C2O4 + 3 H2C2O4 = 2 K3(Al(C2O4)3) + 6 H2O
Na2CO3 + PbNO3 = Pb2CO3 + NaNO3 =>
Na2CO3 + 2 PbNO3 = Pb2CO3 + 2 NaNO3
Pb(C2H3O2)2 + KNO3 = Pb(NO3)2 + K(C2H3O2) =>
Pb(C2H3O2)2 + 2 KNO3 = Pb(NO3)2 + 2 K(C2H3O2)
C3H7OH + O2 = C2 + H2O =>
2 C3H7OH + 3 O2 = 3 C2 + 8 H2O
HCl(aq) + H2O(l) = H3O(aq) + Cl(l) =>
HCl(aq) + H2O(l) = H3O(aq) + Cl(l)
Na3PO4 + Ag = Ag3PO4 + Na =>
Na3PO4 + 3 Ag = Ag3PO4 + 3 Na
In2O3 + Fe2O3 + SnO2 + Fe = Fe2InSnO6 =>
3 In2O3 + 5 Fe2O3 + 6 SnO2 + 2 Fe = 6 Fe2InSnO6
(CH3)3Al + O2 = Al2O3 + H2O + CO2 =>
2(CH3)3Al + 12 O2 = Al2O3 + 9 H2O + 6 CO2
C20H20 + O2 = CO2 + H2O =>
C20H20 + 25 O2 = 20 CO2 + 10 H2O
Cr(NCS){4-} + H2O + Ce{4+} = Cr{3+} + Ce{3+} + NO3{-} + SO4{2-} + CO2 + H{+} =>
Cr(NCS){4-} + 9 H2O + 22 Ce{4+} = Cr{3+} + 22 Ce{3+} + NO3{-} + SO4{2-} + CO2 + 18 H{+}
K3[Fe(CN)6] + Fe = Fe(FeCN)6 + K =>
K3[Fe(CN)6] + 6 Fe = Fe(FeCN)6 + 3 K
KMnO4 + Ca(OH)2 = HMnO4 + KOH + CaO =>
KMnO4 + Ca(OH)2 = HMnO4 + KOH + CaO
NiSO4 + NaOH + Br2 = Ni2O3 + NaBr + Na2SO4 + H2O =>
2 NiSO4 + 6 NaOH + Br2 = Ni2O3 + 2 NaBr + 2 Na2SO4 + 3 H2O
Cu + HNO3 + H2SO4 + H2O = CuSO4*5H2O + NO =>
3 Cu + 2 HNO3 + 3 H2SO4 + 11 H2O = 3 CuSO4*5H2O + 2 NO
Mg + CO4 = MgO + C =>
4 Mg + CO4 = 4 MgO + C
S + N2 = S3N2 =>
3 S + N2 = S3N2
Co(NO3)3(aq) + Zn(s) = Zn(NO3)2(aq) + Co(s) =>
2 Co(NO3)3(aq) + 3 Zn(s) = 3 Zn(NO3)2(aq) + 2 Co(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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