| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Mg + 9 H2SO4 = 8 MgHSO4 + H2S + 4 H2O
Ca(OH)2 + HF = Ca + HF(OH) =>
Ca(OH)2 + 2 HF = Ca + 2 HF(OH)
C6H12O6 + AgOH = C6H12O7 + Ag + H2O =>
C6H12O6 + 2 AgOH = C6H12O7 + 2 Ag + H2O
H{+2}O{+2} = H{+2}O{+} =>
H{+2}O{+2} = H{+2}O{+}
Mg + HNO3(p) = Mg(NO3)2 + H2 =>
Mg + 2 HNO3(p) = Mg(NO3)2 + H2
CO2 + Ca(NO3)2 = CaCO3 + N2O5 =>
CO2 + Ca(NO3)2 = CaCO3 + N2O5
AuCl3 + CH2O + NaOH = Au + CO + NaCl + H2O =>
2 AuCl3 + 3 CH2O + 6 NaOH = 2 Au + 3 CO + 6 NaCl + 6 H2O
Zn + FeBr3 = ZnBr + Fe =>
3 Zn + FeBr3 = 3 ZnBr + Fe
Ai + O2 = Ai3O2 =>
3 Ai + O2 = Ai3O2
Cu(NO3)2 + MgCl2 = Cu(Cl2)2 + MgNO3 =>
Cu(NO3)2 + 2 MgCl2 = Cu(Cl2)2 + 2 MgNO3
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
Na + PO{4} = NaPO{4} =>
Na + PO{4} = NaPO{4}
Bi + NiPO4 = Ni + BiPO4 =>
Bi + NiPO4 = Ni + BiPO4
Zn(s)Pb(NO3)2 = Zn(NO3)2 + Pb(s) =>
Zn(s)Pb(NO3)2 = Zn(NO3)2 + Pb(s)
Na2 + O2 = Na2O2 =>
Na2 + O2 = Na2O2
Na3[Cr(OH)6] + KMnO4 + KOH = K2CrO4 + Na2MnO4 + K2MnO4 + H2O =>
2 Na3[Cr(OH)6] + 6 KMnO4 + 4 KOH = 2 K2CrO4 + 3 Na2MnO4 + 3 K2MnO4 + 8 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
SmCl2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Cl2 + SmSO4 + H2O =>
5 SmCl2 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Cl2 + 5 SmSO4 + 8 H2O
CH3NO2 + C = CO + H2 + N2 =>
2 CH3NO2 + 2 C = 4 CO + 3 H2 + N2
F6 = F12 =>
2 F6 = F12
AlCl3 + BaSO4 = Al2(SO4)3 + BaCl2 =>
2 AlCl3 + 3 BaSO4 = Al2(SO4)3 + 3 BaCl2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
KCrO2 + Br2 + KOH = KBr + K2Cr2O7 + H2O =>
2 KCrO2 + 3 Br2 + 6 KOH = 6 KBr + K2Cr2O7 + 3 H2O
K2HAsO4 + HCl + Zn = AsH3 + ZnCl2 + KCl + H2O =>
K2HAsO4 + 10 HCl + 4 Zn = AsH3 + 4 ZnCl2 + 2 KCl + 4 H2O
PBS + PBSO4 = PB + SO2 =>
PBS + PBSO4 = 2 PB + 2 SO2
V2O5 + Fe = Fe2O3 + VO2 =>
3 V2O5 + 2 Fe = Fe2O3 + 6 VO2
Na2HPO4 + MgCl2 + NH4OH = Mg(NH4)PO4 + NaCl + H2O =>
Na2HPO4 + MgCl2 + NH4OH = Mg(NH4)PO4 + 2 NaCl + H2O
AgNO3 + Li2CO3 = Ag2CO3 + LiNO3 =>
2 AgNO3 + Li2CO3 = Ag2CO3 + 2 LiNO3
Cr + H3O{+} = Cr{3+} + H2O + H2 =>
2 Cr + 6 H3O{+} = 2 Cr{3+} + 6 H2O + 3 H2
H3C6H5O7 + NaHCO3 = CO2 + H2O + Na3C6H5O9 =>
7 H3C6H5O7 + 27 NaHCO3 = 15 CO2 + 19 H2O + 9 Na3C6H5O9
C2H2O2 + Cu{+2} + OH{-} = C2O4 + Cu2O + H2O =>
C2H2O2 + 6 Cu{+2} + 12 OH{-} = C2O4 + 3 Cu2O + 7 H2O
TeO2 + O2 = TeO3 =>
2 TeO2 + O2 = 2 TeO3
Br2(g) + NaI(aq) = NaBr(aq) + I2(g) =>
Br2(g) + 2 NaI(aq) = 2 NaBr(aq) + I2(g)
AgNO3 + K2CrO4 = Ag2CrO4 + NO3 + K =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 NO3 + 2 K
PbS + HNO3 = H2O + NO + Pb(NO3)2 + H2SO4 =>
3 PbS + 14 HNO3 = 4 H2O + 8 NO + 3 Pb(NO3)2 + 3 H2SO4
Sb2S3 + HNO3 = H3SbO4 + SO2 + NO2 + H2O =>
Sb2S3 + 22 HNO3 = 2 H3SbO4 + 3 SO2 + 22 NO2 + 8 H2O
Na2 + H2O = Na2O + H2 =>
Na2 + H2O = Na2O + H2
NH4NO3 = NH4{+} + NO3{-} =>
NH4NO3 = NH4{+} + NO3{-}
KBr + PbO2 + CH3COOH = Br2 + Pb(CH3COO)2 + CH3COOK + H2O =>
2 KBr + PbO2 + 4 CH3COOH = Br2 + Pb(CH3COO)2 + 2 CH3COOK + 2 H2O
NaClO + CH3COOH = NaCH3COO + HClO =>
NaClO + CH3COOH = NaCH3COO + HClO
HCCH + H2 = CH4 =>
HCCH + 3 H2 = 2 CH4
Be(OH)2 + NaOH = Na2(Be(OH)4) =>
Be(OH)2 + 2 NaOH = Na2(Be(OH)4)
Fe(OH)2 + HJ = FeJ2 + H2O =>
Fe(OH)2 + 2 HJ = FeJ2 + 2 H2O
S8 + K2SO4 + NaOH = K2S2O3 + Na2S2O3 + H2O =>
S8 + 4 K2SO4 + 4 NaOH = 4 K2S2O3 + 2 Na2S2O3 + 2 H2O
CaCl2 + K2CO3 = CaCO3 + K2Cl2 =>
CaCl2 + K2CO3 = CaCO3 + K2Cl2
Na + H20O = NaOH + H2 =>
2 Na + 2 H20O = 2 NaOH + 19 H2
Sn + NaOH + H2O = NaSnO2 + H2 =>
2 Sn + 2 NaOH + 2 H2O = 2 NaSnO2 + 3 H2
(NH4)Cl + Ag(NO3) = NH4NO3 + AgCl =>
(NH4)Cl + Ag(NO3) = NH4NO3 + AgCl
Hg2(NO3)2(aq) + HBr(aq) = H2NO3(aq) + HgBr2(s) =>
Hg2(NO3)2(aq) + 4 HBr(aq) = 2 H2NO3(aq) + 2 HgBr2(s)
Mg + H3PO4 = Mg(PO4)2 + H2 = =>
Mg + 2 H3PO4 = Mg(PO4)2 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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