| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + 2 H2O = Ca1O2H2 + H2
Mn(OH)2 + Br2 + NaOH = Na2MnO4 + NaBr + H2O =>
Mn(OH)2 + 2 Br2 + 6 NaOH = Na2MnO4 + 4 NaBr + 4 H2O
HNO3 + NH42SO4 = NO2 + H2SO4 + H2O =>
44 HNO3 + NH42SO4 = 45 NO2 + H2SO4 + 42 H2O
C2H3N + O2 = CO2 + H1O + NO2 =>
2 C2H3N + 9 O2 = 4 CO2 + 6 H1O + 2 NO2
Na4[PtCl6] + KCl = NaCl + K4[PtCl6] =>
Na4[PtCl6] + 4 KCl = 4 NaCl + K4[PtCl6]
K + O2 = K2O =>
4 K + O2 = 2 K2O
Sn3P2 + Ag = Ag3P + Sn2 =>
2 Sn3P2 + 12 Ag = 4 Ag3P + 3 Sn2
C26H57 + O2 = CO2 + H2O =>
4 C26H57 + 161 O2 = 104 CO2 + 114 H2O
NaOCl + H2O2 = NaHCl + O2 =>
2 NaOCl + H2O2 = 2 NaHCl + 2 O2
Na2S + Pb(NO3)2 = PbS + NaNO3 =>
Na2S + Pb(NO3)2 = PbS + 2 NaNO3
Ag(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Ag(OH)2 =>
Ag(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Ag(OH)2
C7H11O2 + O2 = CO2 + H2O =>
4 C7H11O2 + 35 O2 = 28 CO2 + 22 H2O
Cr2O3 + Na2O = NaCrO2 =>
Cr2O3 + Na2O = 2 NaCrO2
NaHS + NaOCl + NaOH = Na2SO4 + NaCl + H2O =>
NaHS + 4 NaOCl + NaOH = Na2SO4 + 4 NaCl + H2O
Fe = Fe{2+} + e =>
Fe = Fe{2+} + 2e
Hg2(NO3)2 = Hg + NO3 =>
Hg2(NO3)2 = 2 Hg + 2 NO3
MgCo3 + H3Po4 = Mg3(Po4) + Co2 + H2 =>
6 MgCo3 + 2 H3Po4 = 2 Mg3(Po4) + 9 Co2 + 3 H2
HRn{-} + NH4{+} = NH4HRn =>
HRn{-} + NH4{+} = NH4HRn
SiCl4 + Si = Si2Cl6 =>
3 SiCl4 + Si = 2 Si2Cl6
H14C6 + O2 = O2C + H2O =>
2 H14C6 + 19 O2 = 12 O2C + 14 H2O
NaCO3 + Ag2NO3 = NaNO3 + Ag2CO3 =>
NaCO3 + Ag2NO3 = NaNO3 + Ag2CO3
(CH3)3CBr + KOH = (CH3)3COH + KBr =>
(CH3)3CBr + KOH = (CH3)3COH + KBr
H2 + []O2 = H2O =>
2 H2 + []O2 = 2 H2O
Pb(NO3)2(aq) + KCl(aq) = PbCl2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2(s) + 2 KNO3(aq)
MoS2 + O2 = MoO3 + SO2 = =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
NaCl + Ba(NO3)2 = BaCl2 + NaNO3 =>
2 NaCl + Ba(NO3)2 = BaCl2 + 2 NaNO3
Mg + H2O = MgH + O =>
2 Mg + H2O = 2 MgH + O
Ag2(SO4) + KCl = AgCl + K2(SO4) =>
Ag2(SO4) + 2 KCl = 2 AgCl + K2(SO4)
KMnO4 + KOH + Na2S2O3 = K2MnO4 + Na2SO4 + K2SO4 + H2O =>
8 KMnO4 + 10 KOH + Na2S2O3 = 8 K2MnO4 + Na2SO4 + K2SO4 + 5 H2O
Na(O2) + H2O = NaOH + O2 =>
4 Na(O2) + 2 H2O = 4 NaOH + 3 O2
Cu{+} + H2O = CuOH + H{+} =>
Cu{+} + H2O = CuOH + H{+}
C2H5OH(g) + O2(g) = CO2 + H2O =>
C2H5OH(g) + 3 O2(g) = 2 CO2 + 3 H2O
Mg + O2N2 = MgN2 + O2 =>
Mg + O2N2 = MgN2 + O2
Fe = Fe2{+} + e =>
2 Fe = Fe2{+} + e
NaI(s) + H2O(l) = Na2O + HI =>
2 NaI(s) + H2O(l) = Na2O + 2 HI
P + H5JO6 = H3PO4 + J2 + H2O =>
14 P + 10 H5JO6 = 14 H3PO4 + 5 J2 + 4 H2O
KH2SO4 + KOH = K3SO4 + H2O =>
KH2SO4 + 2 KOH = K3SO4 + 2 H2O
[Cu(NH3)4]SO4 + K2SO3 + (NH4)2SO3 = Cu + K2S2O3 + (NH4)2SO4 + NH3 =>
[Cu(NH3)4]SO4 + K2SO3 + 4(NH4)2SO3 = Cu + K2S2O3 + 4(NH4)2SO4 + 4 NH3
C4H9OH + C2H4O2 = CH3COOC4H9 + H2O =>
C4H9OH + C2H4O2 = CH3COOC4H9 + H2O
Ca + P2 = CaP =>
2 Ca + P2 = 2 CaP
OF2 = OF + F =>
OF2 = OF + F
Pb(ClO3)2(aq) + LiCl(aq) = PbCl2(s) + LiClO3(aq) =>
Pb(ClO3)2(aq) + 2 LiCl(aq) = PbCl2(s) + 2 LiClO3(aq)
S{-2} + O2{-2} = SO4 + O{-2} =>
S{-2} + 5 O2{-2} = SO4 + 6 O{-2}
Cd + NaOH + H2O = NaCd(OH)2 + H2 =>
2 Cd + 2 NaOH + 2 H2O = 2 NaCd(OH)2 + H2
Fe + SCN + NaOH = Fe(OH)3 + NaSCN =>
Fe + 3 SCN + 3 NaOH = Fe(OH)3 + 3 NaSCN
Al(NO3)3 + NH4(OH) = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH4(OH) = Al(OH)3 + 3 NH4NO3
Zn(s) + K2Cr2O7(aq) + H2SO4(aq) = ZnSO4(aq) + CrSO4(aq) + K2SO4(aq) + H2O(l) =>
4 Zn(s) + K2Cr2O7(aq) + 7 H2SO4(aq) = 4 ZnSO4(aq) + 2 CrSO4(aq) + K2SO4(aq) + 7 H2O(l)
C2H4 + [Ag(NH3)2]OH = C2H4(COOH)2 + Ag + NH3 + H2O =>
2 C2H4 + 10[Ag(NH3)2]OH = C2H4(COOH)2 + 10 Ag + 20 NH3 + 6 H2O
Na2O(aq) + H2O(l) = NaOH(l) =>
Na2O(aq) + H2O(l) = 2 NaOH(l)
C2H6O + C3H5O6 = C5H10O3 + H2O =>
47 C2H6O + 12 C3H5O6 = 26 C5H10O3 + 41 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/07/23
Équations équilibrées sur01/06/23
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