| Équations équilibrées la veille | Équations équilibrées le lendemain |
F2 + 4 HNO3 = 2 NO2 + 2 FNO3 + 2 H2O
B4H10 + O2(g) = H2O(g) + B2O3(g) =>
2 B4H10 + 11 O2(g) = 10 H2O(g) + 4 B2O3(g)
KMnO4 + HSO4 + Sb = K2SO4 + Mn(SO4)4 + Sb2O3 + H2O =>
12 KMnO4 + 54 HSO4 + 14 Sb = 6 K2SO4 + 12 Mn(SO4)4 + 7 Sb2O3 + 27 H2O
CrCl3 + NaOH = NaCl + Cr(OH)3 =>
CrCl3 + 3 NaOH = 3 NaCl + Cr(OH)3
ZnSO4 + Ca(NO3)2 = CaSO4 + Zn(NO3)2 =>
ZnSO4 + Ca(NO3)2 = CaSO4 + Zn(NO3)2
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
CuF + MnSeO4 = FSeO4 + CuMn =>
CuF + MnSeO4 = FSeO4 + CuMn
Cl2(g) + Br{-}(aq) = Cl{-}(aq) + Br2(g) =>
Cl2(g) + 2 Br{-}(aq) = 2 Cl{-}(aq) + Br2(g)
C4H10O + C3H6O2 = C6H14O2 + C2H6O2 =>
8 C4H10O + 4 C3H6O2 = 7 C6H14O2 + C2H6O2
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-} + OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-} + 2 OH{-}
Al2S3 + KOH = K3[Al(OH)6] + K2S =>
Al2S3 + 12 KOH = 2 K3[Al(OH)6] + 3 K2S
CrO4{2-} + N2O + H{+} = Cr{3+} + NO + H2O =>
2 CrO4{2-} + 3 N2O + 10 H{+} = 2 Cr{3+} + 6 NO + 5 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
SiCl4 + Sr = SrCl2 + Si =>
SiCl4 + 2 Sr = 2 SrCl2 + Si
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Na2OCO2 = Na2CO3 =>
Na2OCO2 = Na2CO3
HgS + HCl + HNO3 = HgCl2 + S2 + NO + H2O =>
6 HgS + 12 HCl + 4 HNO3 = 6 HgCl2 + 3 S2 + 4 NO + 8 H2O
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Cu + HNO3 = Cu(NO3)2 + H2O + N2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + 5 H2O + N2O
Ba + H2SO4 = BaSO4 + H2 =>
Ba + H2SO4 = BaSO4 + H2
Cs + H2SO4 = Cs2SO4 + H =>
2 Cs + H2SO4 = Cs2SO4 + 2 H
Zn + LiF = ZnF + Li =>
Zn + LiF = ZnF + Li
C3H7OH + H2SO4 = C3H7SO4 + H2O + H2 =>
2 C3H7OH + 2 H2SO4 = 2 C3H7SO4 + 2 H2O + H2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Hg(NO3)2 + Na2(SO4) = Hg(SO4) + Na(NO3) =>
Hg(NO3)2 + Na2(SO4) = Hg(SO4) + 2 Na(NO3)
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Fe + O = FeO*Fe2O3 =>
3 Fe + 4 O = FeO*Fe2O3
CuCl2Cu(OH)2 = Cu(OH)2CuCl2 =>
CuCl2Cu(OH)2 = Cu(OH)2CuCl2
Ca + Zn{2+} = Ca{2+} + Zn =>
Ca + Zn{2+} = Ca{2+} + Zn
C1H8N + O2 = CO2 + H2O + N2 =>
2 C1H8N + 6 O2 = 2 CO2 + 8 H2O + N2
Al2O3 + KCl = K2O + AlCl3 =>
Al2O3 + 6 KCl = 3 K2O + 2 AlCl3
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Zn(s) + FeCl3(aq) = ZnCl3 + Fe =>
Zn(s) + FeCl3(aq) = ZnCl3 + Fe
PBO + C = PB + CO2 =>
2 PBO + C = 2 PB + CO2
Na2O + H2(SO4) = Na2(SO4) + H2O =>
Na2O + H2(SO4) = Na2(SO4) + H2O
Br2 + Li(OH) = LiBr + LiBrO2 + H2O =>
2 Br2 + 4 Li(OH) = 3 LiBr + LiBrO2 + 2 H2O
C2H6O + O2 = H2C2O2 + H2O =>
2 C2H6O + 3 O2 = 2 H2C2O2 + 4 H2O
Cd(NO3)2(aq) + NH4OH(aq) = Cd(OH)2(s) + NH4NO3(aq) =>
Cd(NO3)2(aq) + 2 NH4OH(aq) = Cd(OH)2(s) + 2 NH4NO3(aq)
Ag(NH3)2 + O2 = Ag2O + H2O + NO =>
4 Ag(NH3)2 + 11 O2 = 2 Ag2O + 12 H2O + 8 NO
BeSO4 + KOH = BeOH + KSO4 =>
BeSO4 + KOH = BeOH + KSO4
HNO3 + H2S = N(OH)2 + S + H2O =>
2 HNO3 + 3 H2S = 2 N(OH)2 + 3 S + 2 H2O
KPO4 + OH = PO4 + KOH =>
KPO4 + OH = PO4 + KOH
Fe{2+} = Fe{3+} + {-} =>
Fe{2+} = Fe{3+} + e
KBr(aq) + H2SO4(aq) + Mn2O4(aq) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br(l) =>
4 KBr(aq) + 6 H2SO4(aq) + Mn2O4(aq) = 4 KHSO4(aq) + 2 MnSO4(aq) + 4 H2O(l) + 4 Br(l)
FeCl3 + KSCN = FeS3C3N3 + KCl =>
FeCl3 + 3 KSCN = FeS3C3N3 + 3 KCl
C17H28O13 + O2 = CO2 + H2O =>
2 C17H28O13 + 35 O2 = 34 CO2 + 28 H2O
Rb + P = Rb3P =>
3 Rb + P = Rb3P
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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