| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NiO2 + 3 H2O + Cl{-} = 3 Ni(OH)2 + ClO3{-}
HNO + H2SO4 = H3O + SO4 + N =>
HNO + H2SO4 = H3O + SO4 + N
Ti2S + HNO3 = Ti(NO3)3 + H2SO4 + NO2 + H2O =>
Ti2S + 18 HNO3 = 2 Ti(NO3)3 + H2SO4 + 12 NO2 + 8 H2O
CuSO4(s) + NaOH(aq) = CuO(s) + Na2SO4(aq) + H2O() =>
CuSO4(s) + 2 NaOH(aq) = CuO(s) + Na2SO4(aq) + H2O()
Ba + CO2 = BaCO3 + C =>
2 Ba + 3 CO2 = 2 BaCO3 + C
Zn + H{+} + NO3{-} = Zn{2+} + N2O + H2O =>
4 Zn + 10 H{+} + 2 NO3{-} = 4 Zn{2+} + N2O + 5 H2O
Ag + HNO3 = NO + AgNO3 + H2O =>
3 Ag + 4 HNO3 = NO + 3 AgNO3 + 2 H2O
NaOH + CH3CCH = NaH + CH3CCOH =>
NaOH + CH3CCH = NaH + CH3CCOH
KClNaOH = KOHNaCl =>
KClNaOH = KOHNaCl
Cz3Hr8 + O2 = CzO2 + Hr2O =>
Cz3Hr8 + 5 O2 = 3 CzO2 + 4 Hr2O
CH3CHO + NaOH = CH3CONa + H2O =>
CH3CHO + NaOH = CH3CONa + H2O
K3[Cr(OH)6] + CO2 = Cr(OH)3 + KHCO3 =>
K3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 KHCO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + ZnCl2 = NaCl2Zn =>
Na + ZnCl2 = NaCl2Zn
H + Si = HSi =>
H + Si = HSi
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
MgO + NO2 = Mg(NO3)2 + NO =>
MgO + 3 NO2 = Mg(NO3)2 + NO
NaCl + PbO2 + H2SO4 = Cl2 + PbSO4 + Na2SO4 + H2O =>
2 NaCl + PbO2 + 2 H2SO4 = Cl2 + PbSO4 + Na2SO4 + 2 H2O
Ba(Na3) + NaCl = BaCl2 + Na =>
Ba(Na3) + 2 NaCl = BaCl2 + 5 Na
KMnO4 + H2SO4 + KI = KOH + MnO2 + I + K2SO4 =>
KMnO4 + H2SO4 + 3 KI = 2 KOH + MnO2 + 3 I + K2SO4
KMnO4 + CaC2O4 + H2SO4 = K2SO4 + CaSO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5 CaC2O4 + 8 H2SO4 = K2SO4 + 5 CaSO4 + 2 MnSO4 + 10 CO2 + 8 H2O
SO4{2-} + H2O = HSO4{-} + O2 + e =>
4 SO4{2-} + 2 H2O = 4 HSO4{-} + O2 + 4e
Cu(NO2)2 + NaOH = CuOH + Na(NO2)2 =>
Cu(NO2)2 + NaOH = CuOH + Na(NO2)2
NiSO4 + K2CrO4 = NiCrO4 + K2SO4 =>
NiSO4 + K2CrO4 = NiCrO4 + K2SO4
K + CI = KCI =>
K + CI = KCI
NO2(g) + H2H(l) = HNO3(aq) + NO(g) =>
6 NO2(g) + H2H(l) = 3 HNO3(aq) + 3 NO(g)
SO + HO = SOHO =>
SO + HO = SOHO
CaCl2 + Ca + Al2O3 + H2 = CaClOH + Al =>
3 CaCl2 + 3 Ca + 2 Al2O3 + 3 H2 = 6 CaClOH + 4 Al
(H3AsO4) = (As2O5) + (H2O) =>
2(H3AsO4) = (As2O5) + 3(H2O)
Cu + O2 = CuO = CuO + HNO3 = Cu(NO3)2 + H2O =>
2 Cu + O2 = 2 CuO
CCl3COCH3(aq) + Ca(OH)2(aq) = CHCl3(aq) + Ca(CH3COO)2(aq) =>
2 CCl3COCH3(aq) + Ca(OH)2(aq) = 2 CHCl3(aq) + Ca(CH3COO)2(aq)
KNO2 + KBr + H2SO4 = K2SO4 + NO + Br2 + H2O =>
2 KNO2 + 2 KBr + 2 H2SO4 = 2 K2SO4 + 2 NO + Br2 + 2 H2O
CuS + HNO3 = Cu(NO3)2 + H2O + S + NO2 =>
CuS + 4 HNO3 = Cu(NO3)2 + 2 H2O + S + 2 NO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HBr + Na2SiO3 = NaBr + H2SiO3 =>
2 HBr + Na2SiO3 = 2 NaBr + H2SiO3
Cr2(SO4)3*H2O + Na(OH) = Cr2(SO4)2(OH)2*H2O + Na2SO4 =>
Cr2(SO4)3*H2O + 2 Na(OH) = Cr2(SO4)2(OH)2*H2O + Na2SO4
LiOH(aq) + HNO2(aq) = LiNO2 + H2O(l) =>
LiOH(aq) + HNO2(aq) = LiNO2 + H2O(l)
NCl3 + NaOH = NaCl + N2 + OH =>
2 NCl3 + 6 NaOH = 6 NaCl + N2 + 6 OH
(NH4)3(PO4)2(aq) + Ni(NO3)2(aq) = NH4(NO3)2(s) + Ni3(PO4)2(aq) =>
(NH4)3(PO4)2(aq) + 3 Ni(NO3)2(aq) = 3 NH4(NO3)2(s) + Ni3(PO4)2(aq)
Br + H2 = HBr =>
2 Br + H2 = 2 HBr
NH3 + BaCl2 = Ba(NH3) + Cl2 =>
NH3 + BaCl2 = Ba(NH3) + Cl2
Fe + H2SO4(k) = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4(k) = Fe2(SO4)3 + 3 SO2 + 6 H2O
CrI3 + Cl2 + NaOH = Na2CrO4 + NaIO4 + NaCl + H3O =>
2 CrI3 + 19 Cl2 + 48 NaOH = 2 Na2CrO4 + 6 NaIO4 + 38 NaCl + 16 H3O
O{-} = O2 + e =>
2 O{-} = O2 + 2e
NiSO4 + KOH + Br2 = NiOOH + KBr + K2SO4 + H2O =>
2 NiSO4 + 6 KOH + Br2 = 2 NiOOH + 2 KBr + 2 K2SO4 + 2 H2O
FeS + NO3{-} + H{+} = NO + Fe{2+} + SO4{2-} + H2O =>
3 FeS + 8 NO3{-} + 8 H{+} = 8 NO + 3 Fe{2+} + 3 SO4{2-} + 4 H2O
Fe + H2SO4(k) = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4(k) = Fe2(SO4)3 + 3 SO2 + 6 H2O
AgNO3 + Pb2 = Ag + Pb(NO3)2 =>
4 AgNO3 + Pb2 = 4 Ag + 2 Pb(NO3)2
MnO4{-} + Br{-} + H3O{+} = MnO2 + BrO3{-} + H2O =>
2 MnO4{-} + Br{-} + 2 H3O{+} = 2 MnO2 + BrO3{-} + 3 H2O
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
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