| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3OH + 4 MnO{-}4 + 6 H{+} = CH2O + 2 Mn2{+} + 4 H2O
Formaldehyde + water = H2 + CH2O2 =>
CH2O + H2O = H2 + CH2O2
Nd2O3 + Al = Nd + Al2O3 =>
Nd2O3 + 2 Al = 2 Nd + Al2O3
C7H14 + O2 = CO2 + Water =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
Be + N2 = Be3N2 =>
3 Be + N2 = Be3N2
Mn3O4 + H2O = Mn2O3 + H{+} + e =>
2 Mn3O4 + H2O = 3 Mn2O3 + 2 H{+} + 2e
Af + Ox2 = Af2Ox =>
4 Af + Ox2 = 2 Af2Ox
Na2Co3 + HCl = NaCl + NaHCo3 =>
Na2Co3 + HCl = NaCl + NaHCo3
C3H8O2 + KMnO4 = C3H2O4K2 + MnO2 + KOH + H2O =>
3 C3H8O2 + 8 KMnO4 = 3 C3H2O4K2 + 8 MnO2 + 2 KOH + 8 H2O
Fe3O4 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
La + HCl = La3{+} + Cl{-} + H2 =>
6 La + 2 HCl = 2 La3{+} + 2 Cl{-} + H2
Br2 + NO2 = NO2Br =>
Br2 + 2 NO2 = 2 NO2Br
Bi(s) + O2(g) = Bi2O7(s) =>
4 Bi(s) + 7 O2(g) = 2 Bi2O7(s)
Na2O2 + H2O = NaOH + O =>
Na2O2 + H2O = 2 NaOH + O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
CH3CH2OH + Al = CH3CH2OAl + H2 =>
2 CH3CH2OH + 2 Al = 2 CH3CH2OAl + H2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
K2SO3 + HOH = KHSO3 + KOH =>
K2SO3 + HOH = KHSO3 + KOH
C3H6O2 + CaCO3 = C6H10CaO4 + H2O + CO2 =>
2 C3H6O2 + CaCO3 = C6H10CaO4 + H2O + CO2
K2SO3 + HI = H2SO3 + KI =>
K2SO3 + 2 HI = H2SO3 + 2 KI
(CH3)2CO + I2 + NaOH = CH3COONa + CHI3 + HI =>
(CH3)2CO + 3 I2 + NaOH = CH3COONa + CHI3 + 3 HI
NH4H2PO4 + Ba(OH)2 = BaHPO4 + NH3 + H2O =>
NH4H2PO4 + Ba(OH)2 = BaHPO4 + NH3 + 2 H2O
CoCl2 + C2H8N2 + H2O2 + HCl = [Co(C2H8N2)2Cl2]Cl + H2O =>
2 CoCl2 + 4 C2H8N2 + H2O2 + 2 HCl = 2[Co(C2H8N2)2Cl2]Cl + 2 H2O
BaCl2(aq) + K2(SO4)(aq) = Ba(SO4)(s) + KCl(aq) =>
BaCl2(aq) + K2(SO4)(aq) = Ba(SO4)(s) + 2 KCl(aq)
Fe2(SO2)3 = Fe2O3 + SO =>
Fe2(SO2)3 = Fe2O3 + 3 SO
Na2SO3 + Br2 + H2SO4 = Na2SO4 + HBr + SO2 =>
2 Na2SO3 + Br2 + H2SO4 = 2 Na2SO4 + 2 HBr + SO2
Ca(OH)2 + NaNO3 = Ca(NO3)2 + NaOH =>
Ca(OH)2 + 2 NaNO3 = Ca(NO3)2 + 2 NaOH
NaHCO7 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
9 NaHCO7 + 7 H3C6H5O7 = 33 CO2 + 25 H2O + 3 Na3C6H5O7
CuS(s) + HNO3(aq) = CuSO4(aq) + NO(g) + H2O(l) =>
3 CuS(s) + 8 HNO3(aq) = 3 CuSO4(aq) + 8 NO(g) + 4 H2O(l)
KBr + CI = KCI + Br2 =>
2 KBr + 2 CI = 2 KCI + Br2
Al2 + (OH)3 = Al2O3 + H2O =>
Al2 + 2(OH)3 = Al2O3 + 3 H2O
Ag(NO3)(aq) + KCl(aq) = AgCl(s) + K(NO3)(aq) =>
Ag(NO3)(aq) + KCl(aq) = AgCl(s) + K(NO3)(aq)
HgNO3 + SrBr2 = HgBr + Sr(NO3)2 =>
2 HgNO3 + SrBr2 = 2 HgBr + Sr(NO3)2
H2SO4 + Ag = AgSO4 + H2S + H2O =>
5 H2SO4 + 4 Ag = 4 AgSO4 + H2S + 4 H2O
B2H6 + NMe3 = BH3NMe3 =>
B2H6 + 2 NMe3 = 2 BH3NMe3
Ca(HCO3)2 = CaCO3 + H2O + CO2Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
2 Ca(HCO3)2 = CaCO3 + H2O + CO2Ca(HCO3)2
HNO3 + CaHPO4 = CaNO3 + H2PO4 =>
HNO3 + CaHPO4 = CaNO3 + H2PO4
Mn + HCl = Mn(Cl)2 + H2 =>
Mn + 2 HCl = Mn(Cl)2 + H2
K2Cr2O7 + K4[Fe(CN)6] + H2SO4 = K2SO4 + Cr2(SO4)3 + K3[Fe(CN)6] + H2O =>
K2Cr2O7 + 6 K4[Fe(CN)6] + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 6 K3[Fe(CN)6] + 7 H2O
(NH4)2HPO4 + MnSO4 + NH4Cl = NH4MnPO4 + (NH4)2SO4 + HCl =>
(NH4)2HPO4 + MnSO4 + NH4Cl = NH4MnPO4 + (NH4)2SO4 + HCl
Ba{2+} + (NH4)2C2O4 = BaC2O4 + NH4{+} =>
Ba{2+} + (NH4)2C2O4 = BaC2O4 + 2 NH4{+}
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
CaCo3 + Cl = CaCl2 + Co2 =>
2 CaCo3 + 4 Cl = 2 CaCl2 + 3 Co2
Al2O3 + H2O + NaOH = Na[Al(OH)4] =>
Al2O3 + 3 H2O + 2 NaOH = 2 Na[Al(OH)4]
Zn + HCl(ac) = ZnCl2(ac) + H2(g) =>
Zn + 2 HCl(ac) = ZnCl2(ac) + H2(g)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH4 + Br2 = CHBr3 + HBr =>
CH4 + 3 Br2 = CHBr3 + 3 HBr
NH3 + CH3COOH = CH3 + NH3COOH =>
NH3 + CH3COOH = CH3 + NH3COOH
HIO3 + HI + KI = KI3 + H2O =>
HIO3 + 5 HI + 3 KI = 3 KI3 + 3 H2O
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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