| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 F + 4 NaOH = O2 + 2 H2O + 4 NaF
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C2H4O5NaOH = C2H3NaO5H2O =>
C2H4O5NaOH = C2H3NaO5H2O
Li3PO4 + H2O = LiOH + P2O5 =>
2 Li3PO4 + 3 H2O = 6 LiOH + P2O5
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq) =>
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
OCl{-} + S2O3{2-} + H2O = S4O6{2-} + Cl{-} + OH{-} =>
OCl{-} + 2 S2O3{2-} + H2O = S4O6{2-} + Cl{-} + 2 OH{-}
C3H4 + Cl2 = C3H4Cl4 =>
C3H4 + 2 Cl2 = C3H4Cl4
C2H6 + O2 = C3H3COOH + H2O =>
2 C2H6 + 3 O2 = C3H3COOH + 4 H2O
Cd + HNO3 = Cd(NO3)3 + N2O + H2O =>
8 Cd + 30 HNO3 = 8 Cd(NO3)3 + 3 N2O + 15 H2O
Mg + CaOH2 = MgOH2 + Ca =>
Mg + CaOH2 = MgOH2 + Ca
HNO3 + H3(AsO3) = NO + H3(AsO4) + H2O =>
2 HNO3 + 3 H3(AsO3) = 2 NO + 3 H3(AsO4) + H2O
KNO2 + H2SO4 + KI = NO + I2 + K2SO4 + H2O =>
2 KNO2 + 2 H2SO4 + 2 KI = 2 NO + I2 + 2 K2SO4 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cr2(SO4)3 + K3Fe(CN)6 + KOH = K2CrO4 + K4Fe(CN)6 + K2SO4 + H2O =>
Cr2(SO4)3 + 6 K3Fe(CN)6 + 16 KOH = 2 K2CrO4 + 6 K4Fe(CN)6 + 3 K2SO4 + 8 H2O
C6 + O2 + H2 = C9H8O4 =>
3 C6 + 4 O2 + 8 H2 = 2 C9H8O4
I + MnO = O + MnI2 =>
2 I + MnO = O + MnI2
Zn + J2 = ZnJ =>
2 Zn + J2 = 2 ZnJ
KMnO4 + H2SO4 + CH3CHO = K2SO4 + MnSO4 + CHCOOH + H2O =>
4 KMnO4 + 6 H2SO4 + 5 CH3CHO = 2 K2SO4 + 4 MnSO4 + 5 CHCOOH + 11 H2O
PbS + H2O2 = H2O + PbSO4 =>
PbS + 4 H2O2 = 4 H2O + PbSO4
H2S(aq) + Cl2(aq) = HCl(aq) + S8(s) =>
8 H2S(aq) + 8 Cl2(aq) = 16 HCl(aq) + S8(s)
(NH4)2SO4 + HNO3 = NO2 + H2SO4 + H2O =>
(NH4)2SO4 + 14 HNO3 = 16 NO2 + H2SO4 + 10 H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
Al(OH)3 + SO2 = Al2(SO3)3 + H2O =>
2 Al(OH)3 + 3 SO2 = Al2(SO3)3 + 3 H2O
K2Cr2O7 + Cr(NO3)2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
K2Cr2O7 + 6 Cr(NO3)2 + 14 HNO3 = 8 Cr(NO3)3 + 2 KNO3 + 7 H2O
NaOH + C = NaH + CO =>
NaOH + C = NaH + CO
Cu3N + MgCO3 = Cu2CO3 + Mg3N2 =>
2 Cu3N + 3 MgCO3 = 3 Cu2CO3 + Mg3N2
MgCO3 + NaBr = MgBr2 + Na2CO3 =>
MgCO3 + 2 NaBr = MgBr2 + Na2CO3
NH4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 H2O(g)
K2SO4 + MgF2 = KF + MgSO4 =>
K2SO4 + MgF2 = 2 KF + MgSO4
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
K2SO4 + MgF2 = KF + MgSO4 =>
K2SO4 + MgF2 = 2 KF + MgSO4
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
NH4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 H2O(g)
Na2CO3 + HF = Na2F + HCO3 =>
Na2CO3 + HF = Na2F + HCO3
P4O10(s) + H2SO4 = H3PO4 + SO3 =>
P4O10(s) + 6 H2SO4 = 4 H3PO4 + 6 SO3
CH3COOH + PCl5 = CH3COCl + H3PO4 + HCl =>
4 CH3COOH + PCl5 = 4 CH3COCl + H3PO4 + HCl
NH4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 H2O(g)
Na2O3S2 + NaMnO4 + H{+} = Na{+2} + Mn{+2} + H2O + S4O6{-2} =>
4 Na2O3S2 + 3 NaMnO4 + 24 H{+} = 11 Na{+2} + 3 Mn{+2} + 12 H2O + 2 S4O6{-2}
CaBr2 + Na3PO4 = CaPO4 + Na3Br2 =>
CaBr2 + Na3PO4 = CaPO4 + Na3Br2
K2ZnO2 + HNO3 = KNO3 + Zn(OH)NO3 + H2O =>
K2ZnO2 + 3 HNO3 = 2 KNO3 + Zn(OH)NO3 + H2O
C6H5COOH + MnO4{-} + H{+} = MnO2 + CO2 + H2O =>
C6H5COOH + 10 MnO4{-} + 10 H{+} = 10 MnO2 + 7 CO2 + 8 H2O
Cl + C = Cl2C =>
2 Cl + C = Cl2C
KIO3 + Cl2 + KOH = K5IO6 + KCl + H2O =>
KIO3 + Cl2 + 6 KOH = K5IO6 + 2 KCl + 3 H2O
SrCO3 + CH3COOH = (CH3COO)2Sr + CO2 + H2O =>
SrCO3 + 2 CH3COOH = (CH3COO)2Sr + CO2 + H2O
Na2CO3(aq) + Ba(NO3)2 = Na(NO3) + Ba(CO3) =>
Na2CO3(aq) + Ba(NO3)2 = 2 Na(NO3) + Ba(CO3)
Zn(NO3)2 + Na2(SO4) = ZnSO4 + NaNO3 =>
Zn(NO3)2 + Na2(SO4) = ZnSO4 + 2 NaNO3
Fe + NaClO + NaOH = Na3FeO4 + NaCl + H2O =>
2 Fe + 5 NaClO + 6 NaOH = 2 Na3FeO4 + 5 NaCl + 3 H2O
Fe2O3 + H = Fe + OH =>
Fe2O3 + 3 H = 2 Fe + 3 OH
NaClO + NH3 = N2 + H2O + NaCl =>
3 NaClO + 2 NH3 = N2 + 3 H2O + 3 NaCl
Mn + B = Mn3B4 =>
3 Mn + 4 B = Mn3B4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/24
Équations équilibrées sur02/23/23
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