| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl + Mg2 = 2 HMg + 2 Cl
HBr + CuCl2 = HCl2 + CuBr =>
HBr + CuCl2 = HCl2 + CuBr
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Ag3NO3 + Al = Al(NO3) + Ag =>
Ag3NO3 + Al = Al(NO3) + 3 Ag
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Al2O3 + Mn = MnO2 + Al =>
2 Al2O3 + 3 Mn = 3 MnO2 + 4 Al
BeCl2 + AgNO3 = Be(NO3)2 + AgCl =>
BeCl2 + 2 AgNO3 = Be(NO3)2 + 2 AgCl
C2H4O2 + Zn + H2O = ZnCO3 + H2 =>
C2H4O2 + 2 Zn + 4 H2O = 2 ZnCO3 + 6 H2
K2C4H4O6 + AgNO3 = Ag2C4H4O6 + KNO3 =>
K2C4H4O6 + 2 AgNO3 = Ag2C4H4O6 + 2 KNO3
X2 + R2 = XR =>
X2 + R2 = 2 XR
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Na2SO4 + N2O5 = N2(SO4)5 + Na2O =>
5 Na2SO4 + N2O5 = N2(SO4)5 + 5 Na2O
KCN + KMnO4 + H2O = KOCN + MnO2 + KOH =>
3 KCN + 2 KMnO4 + H2O = 3 KOCN + 2 MnO2 + 2 KOH
C4H6O2 + NaHCO3 = NaC2H2O2 + H2O + CO2 =>
7 C4H6O2 + 18 NaHCO3 = 18 NaC2H2O2 + 12 H2O + 10 CO2
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
NaOH + SO3 = H2O + Na2SO4 =>
2 NaOH + SO3 = H2O + Na2SO4
C10H8 + HNO3 = C6H5NO4 + NO2 + H2O =>
3 C10H8 + 19 HNO3 = 5 C6H5NO4 + 14 NO2 + 9 H2O
K[Al(OH)4] + HBr = AlBr3 + KBr + H2O =>
K[Al(OH)4] + 4 HBr = AlBr3 + KBr + 4 H2O
CuCl22H2O + Na2SO3 + H2O = CuCl + Na2SO4 + HCl =>
2 CuCl22H2O + 21 Na2SO3 + 19 H2O = 2 CuCl + 21 Na2SO4 + 42 HCl
HClO + H2O = H3OClO =>
HClO + H2O = H3OClO
NaIO3 + H2SO4 = Na2SO4 + HIO3 =>
2 NaIO3 + H2SO4 = Na2SO4 + 2 HIO3
(s)CrCl3(aq) + Ca(OH)2(aq) = Cr(OH)3(aq) + CaCl2 =>
2(s)CrCl3(aq) + 3 Ca(OH)2(aq) = 2 Cr(OH)3(aq) + 3 CaCl2
Cu3P2 = Cu + P4 =>
2 Cu3P2 = 6 Cu + P4
HCl + C2H4(NH2)2 = C2H4(NH2)2HCl =>
HCl + C2H4(NH2)2 = C2H4(NH2)2HCl
H2BO3{-} + Al + OH{-} + H2O = H2AlO3{-} + BH4{-} =>
3 H2BO3{-} + 8 Al + 8 OH{-} + 7 H2O = 8 H2AlO3{-} + 3 BH4{-}
FeCl3 + C7H6O3 = Fe(C7H5O3) + HCl + Cl2 =>
FeCl3 + C7H6O3 = Fe(C7H5O3) + HCl + Cl2
Si() + C() = Si()C2() =>
Si() + 2 C() = Si()C2()
H2SeO4 + Be(OH)2 = H2O + BeSeO4 =>
H2SeO4 + Be(OH)2 = 2 H2O + BeSeO4
Ba3P2 + Cl2 = BaCl2 + P =>
Ba3P2 + 3 Cl2 = 3 BaCl2 + 2 P
H2SO3 + Br2 + H2O = H2SO4 + HBr =>
H2SO3 + Br2 + H2O = H2SO4 + 2 HBr
Zn(OH)2 + NH3*H2O = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH3*H2O = [Zn(NH3)4](OH)2 + 4 H2O
NaCN + AgCN = NaAg(CN)2 =>
NaCN + AgCN = NaAg(CN)2
Cr{-6} = Cr{+3} + {-} =>
Cr{-6} = Cr{+3} + 9e
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
B10H14 + SEt2 = B10H12(SEt2)2 + H2 =>
B10H14 + 2 SEt2 = B10H12(SEt2)2 + H2
O2(g) + H{+}(aq) + Cr(s) = H2O(l) + Cr{+3}(aq) =>
3 O2(g) + 12 H{+}(aq) + 4 Cr(s) = 6 H2O(l) + 4 Cr{+3}(aq)
Ni + CO(NO3) = Ni(NO3) + CO =>
Ni + CO(NO3) = Ni(NO3) + CO
P2O1 + H2O = H2P2O2 =>
P2O1 + H2O = H2P2O2
Na2SO4(aq) + Ca(NO3)2(aq) = CaSO4(s) + Na(NO3)(aq) =>
Na2SO4(aq) + Ca(NO3)2(aq) = CaSO4(s) + 2 Na(NO3)(aq)
CuSO4* = CuSO4 =>
CuSO4* = CuSO4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
K2SO3 + HCl = KCl + H2SO3 =>
K2SO3 + 2 HCl = 2 KCl + H2SO3
C6H5COH + CH3OH = C6H5CHOHOCH3 =>
C6H5COH + CH3OH = C6H5CHOHOCH3
Co2 + Fe(OH)2 = Fe + Co(OH)2 =>
Co2 + 2 Fe(OH)2 = 2 Fe + 2 Co(OH)2
KBr(cr) + H2SO4(aq) + MnO2(s) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br2(l) =>
2 KBr(cr) + 3 H2SO4(aq) + MnO2(s) = 2 KHSO4(aq) + MnSO4(aq) + 2 H2O(l) + Br2(l)
Ni(OH)2 + NH3 = Ni(NH3)6 + H2O + N2 =>
3 Ni(OH)2 + 20 NH3 = 3 Ni(NH3)6 + 6 H2O + N2
VSO4 + KMnO4 + H2O = H3VO4 + MnSO4 + K2SO4 + H2SO4 =>
10 VSO4 + 6 KMnO4 + 16 H2O = 10 H3VO4 + 6 MnSO4 + 3 K2SO4 + H2SO4
NH4Cl + NaNO2 = NaCl + N + H2O =>
NH4Cl + NaNO2 = NaCl + 2 N + 2 H2O
KC4H5O6 + O2 = H2O + CO2 + K =>
4 KC4H5O6 + 9 O2 = 10 H2O + 16 CO2 + 4 K
NaNO3 + Zn + KOH = NH3 + H2O + K2ZnO2 + Na =>
2 NaNO3 + 9 Zn + 18 KOH = 2 NH3 + 6 H2O + 9 K2ZnO2 + 2 Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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