| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaVO3 + Mg + 8 HNO3 = 2 VO(NO3)2 + Mg(NO3)2 + 2 NaNO3 + 4 H2O
C25H52(s) + O2(g) = C(s) + H2O(l) =>
C25H52(s) + 13 O2(g) = 25 C(s) + 26 H2O(l)
C2H8N2 + H2O2 = CO2 + N2 + H2O =>
C2H8N2 + 8 H2O2 = 2 CO2 + N2 + 12 H2O
KMnO4(ac) + HCl(ac) = MnCl2(s) + KCl(ac) + Cl2(g) + H2O(l) =>
2 KMnO4(ac) + 16 HCl(ac) = 2 MnCl2(s) + 2 KCl(ac) + 5 Cl2(g) + 8 H2O(l)
Ca(No3)2 + K2(SO4) = CaSO4 + K(No3) =>
Ca(No3)2 + K2(SO4) = CaSO4 + 2 K(No3)
Sc + NaOH + H2O = Na[Sc(OH)4] + H2 =>
2 Sc + 2 NaOH + 6 H2O = 2 Na[Sc(OH)4] + 3 H2
C7H6O + NaBH4 = C7H8O + NaB =>
2 C7H6O + NaBH4 = 2 C7H8O + NaB
Sc + NaOH + H2O = Na3Sc(OH)6 + H2 =>
2 Sc + 6 NaOH + 6 H2O = 2 Na3Sc(OH)6 + 3 H2
NaHSO4 + Mg = Na + MgSO4 + H2 =>
2 NaHSO4 + 2 Mg = 2 Na + 2 MgSO4 + H2
Na((AgOH)2) + NaH2PO2 + H2O2 = Ag3PO3 + Na3PO4 + H2O =>
6 Na((AgOH)2) + 9 NaH2PO2 + 17 H2O2 = 4 Ag3PO3 + 5 Na3PO4 + 32 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
Cr{3+} + Cd{2+} + H2O = CrO7{2-} + Cd + H{+} =>
2 Cr{3+} + 9 Cd{2+} + 14 H2O = 2 CrO7{2-} + 9 Cd + 28 H{+}
K2CrO4 = K2O + Cr2O3 + O2 =>
4 K2CrO4 = 4 K2O + 2 Cr2O3 + 3 O2
Sr(NO3) + KI = SrI + K(NO3) =>
Sr(NO3) + KI = SrI + K(NO3)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mn(NO3)2*4H2O + CH3COOLi*2H2O = Li4Mn5O12 + N2 + O2 + CO2 + H2O =>
5 Mn(NO3)2*4H2O + 4 CH3COOLi*2H2O = Li4Mn5O12 + 5 N2 + 2 O2 + 8 CO2 + 34 H2O
H2SO4(aq) + Na2S2O3(aq) = Na2S2O4(aq) + H2O + SO2(g) =>
H2SO4(aq) + Na2S2O3(aq) = Na2S2O4(aq) + H2O + SO2(g)
Pb(C2H4O2)2 + (NH4)2SO4 = Pb(SO4) + NH4(C2H4O2) =>
Pb(C2H4O2)2 + (NH4)2SO4 = Pb(SO4) + 2 NH4(C2H4O2)
CaC2O4 + HC2H3O2 = Ca(C2H3O2)2 + H2C2O4 =>
CaC2O4 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2C2O4
Fe(SCN)2 + KI = FeI2 + KSCN =>
Fe(SCN)2 + 2 KI = FeI2 + 2 KSCN
Au + KCn + O2 + H2O = KAu(Cn)2 + KOH =>
4 Au + 8 KCn + O2 + 2 H2O = 4 KAu(Cn)2 + 4 KOH
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C7H7NO2 + Na2Cr2O7 + H2SO4 = C7H5NO4 + Na2SO4 + Cr2(SO4)3 + H2O =>
C7H7NO2 + Na2Cr2O7 + 4 H2SO4 = C7H5NO4 + Na2SO4 + Cr2(SO4)3 + 5 H2O
Ca3(PO4)2 + SiO2 + C = Ca2Si + CO + P4 =>
2 Ca3(PO4)2 + 3 SiO2 + 22 C = 3 Ca2Si + 22 CO + P4
HCl(aq) + Na2SO3(l) = H2O(l) + NaCl(aq) + SO2(g) =>
2 HCl(aq) + Na2SO3(l) = H2O(l) + 2 NaCl(aq) + SO2(g)
SO2 + Na2O = Na2 + SO3 =>
SO2 + Na2O = Na2 + SO3
Na4O2 + P4O10 = Na6P2O8 =>
3 Na4O2 + P4O10 = 2 Na6P2O8
H2SO4 + Mg(OH)2 = H(OH) + Mg(SO4) =>
H2SO4 + Mg(OH)2 = 2 H(OH) + Mg(SO4)
CaC2 + H3OH = CH3CHOCa =>
CaC2 + H3OH = CH3CHOCa
H2SO4(aq) + LiOH(aq) = H2O(l) + Li2SO4(aq) =>
H2SO4(aq) + 2 LiOH(aq) = 2 H2O(l) + Li2SO4(aq)
C6H4 + H2 = C6H6 =>
C6H4 + H2 = C6H6
HCl + N2CO3 = N2Cl + HCO3 =>
HCl + N2CO3 = N2Cl + HCO3
Na2CO3 + H2O = H2CO + Na(OH)3 =>
Na2CO3 + 4 H2O = H2CO + 2 Na(OH)3
AgClO2 + NH3 = Ag(NH3)2 + ClO2 =>
AgClO2 + 2 NH3 = Ag(NH3)2 + ClO2
Cu(NO3) + NaOH = CuOH + NO3Na =>
Cu(NO3) + NaOH = CuOH + NO3Na
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
NaBr + Ca(OH)2 = Na(OH)2 + Br2 + Ca =>
2 NaBr + 2 Ca(OH)2 = 2 Na(OH)2 + Br2 + 2 Ca
P4 + KMnO4 + H2SO4 = P2O3 + K2SO4 + MnSO4 + H2O =>
5 P4 + 12 KMnO4 + 18 H2SO4 = 10 P2O3 + 6 K2SO4 + 12 MnSO4 + 18 H2O
Pb + H2SO4 = H2O + PbSO4 + SO2 =>
Pb + 2 H2SO4 = 2 H2O + PbSO4 + SO2
P + O{-2} = P{4} + O{-10} =>
2 P + O{-2} = 2 P{4} + O{-10}
Mg + (ZnNO3)2 = Zn + Mg(NO3)2 =>
Mg + (ZnNO3)2 = 2 Zn + Mg(NO3)2
CoCl2 + NaOH + ClO3 = NaCl + CoO3 + H2O =>
7 CoCl2 + 18 NaOH + 4 ClO3 = 18 NaCl + 7 CoO3 + 9 H2O
MnO2 + KI + H2SO4 = MnSO4 + I2 + KO + H2O =>
2 MnO2 + 2 KI + 2 H2SO4 = 2 MnSO4 + I2 + 2 KO + 2 H2O
Cu(s) + HNO3(aq) = Cu(NO3)7(aq) + NO2(g) + H2O(l) =>
Cu(s) + 14 HNO3(aq) = Cu(NO3)7(aq) + 7 NO2(g) + 7 H2O(l)
C2H3N3O + HNO3 = CO2 + H2O + N2O3 =>
C2H3N3O + 9 HNO3 = 2 CO2 + 6 H2O + 6 N2O3
KI + Hg(NO3) = HgI + KNO3 =>
KI + Hg(NO3) = HgI + KNO3
Br + CH4 = HBr + C =>
4 Br + CH4 = 4 HBr + C
Cl2 + KOH + Cr(OH)3 = K2CrO4 + KCl + H2O =>
3 Cl2 + 10 KOH + 2 Cr(OH)3 = 2 K2CrO4 + 6 KCl + 8 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C6H5NO + O2 = NO + CO2 + H2O =>
4 C6H5NO + 29 O2 = 4 NO + 24 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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