Équations équilibrées la veille |
2 NH4OH + 4 Cl2 = N2O + H2O + 8 HCl
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
AlCl{3} + NaOH = Al(OH){3} + NaCl =>
AlCl{3} + NaOH = Al(OH){3} + NaCl
HIO3 + KI + HCl = I2 + KCl + H2O =>
HIO3 + 5 KI + 5 HCl = 3 I2 + 5 KCl + 3 H2O
Li(OH)HClO4 = LiClO4H2O =>
Li(OH)HClO4 = LiClO4H2O
Co(NO3)2 + Na3Fe(CN)6 = Co3(Fe(CN)6)2 + NaNO3 =>
3 Co(NO3)2 + 2 Na3Fe(CN)6 = Co3(Fe(CN)6)2 + 6 NaNO3
Pb2 + HCl = H2 + PbCl2 =>
Pb2 + 4 HCl = 2 H2 + 2 PbCl2
K[Cr(C2O4)2(H2O)2]*2H20 + KOH = Cr(OH)3 + CO2 + H2O + K =>
K[Cr(C2O4)2(H2O)2]*2H20 + 43 KOH = Cr(OH)3 + 4 CO2 + 42 H2O + 44 K
HCl + K2CrO4 = K2Cr2O7 + KCl + H2O =>
2 HCl + 2 K2CrO4 = K2Cr2O7 + 2 KCl + H2O
C6H6N12O12 = N2 + H2O + CO2 + C =>
2 C6H6N12O12 = 12 N2 + 6 H2O + 9 CO2 + 3 C
Co(OH)3 + HClO4 = Co(OH)2ClO4 + H2O =>
Co(OH)3 + HClO4 = Co(OH)2ClO4 + H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Cu(NO3)2(aq) + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2(aq) + 2 NaOH = Cu(OH)2 + 2 NaNO3
FeTiO + Cl2 + C = TiCl4FeCl3 + CO =>
2 FeTiO + 7 Cl2 + 2 C = 2 TiCl4FeCl3 + 2 CO
H2SO5 = H2O + S2O8 =>
2 H2SO5 = 2 H2O + S2O8
[Cu(NH3)2](OH)2 = CuO + NH3 + H2O =>
[Cu(NH3)2](OH)2 = CuO + 2 NH3 + H2O
Ng + H2O = Ng(OH)2 + H2 =>
Ng + 2 H2O = Ng(OH)2 + H2
Mg + NaOH = Na + Mg(OH) =>
Mg + NaOH = Na + Mg(OH)
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cr2[SO4]3 + KI + KIO3 + H2O = Cr[OH]3 + K2SO4 + I2 =>
Cr2[SO4]3 + 5 KI + KIO3 + 3 H2O = 2 Cr[OH]3 + 3 K2SO4 + 3 I2
AlCl3 + NH3*H2O = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH3*H2O = Al(OH)3 + 3 NH4Cl
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
Cs2S = Cs + S8 =>
8 Cs2S = 16 Cs + S8
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
N2O2 = NO =>
N2O2 = 2 NO
H + S = H2S =>
2 H + S = H2S
Mg + H(PO4) = Mg3(PO4)2 + H2 =>
3 Mg + 2 H(PO4) = Mg3(PO4)2 + H2
KMnO3 + HNO2 + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
2 KMnO3 + 3 HNO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 HNO3 + 3 H2O
AlCl3 + Li = LiCl3 + Al2 =>
2 AlCl3 + 2 Li = 2 LiCl3 + Al2
Cs2S = Cs + S8 =>
8 Cs2S = 16 Cs + S8
XC2H4 + KMnO4 + H2SO4 = XCHO2 + CO2 + K2SO4 + MnSO4 + H2O =>
10 XC2H4 + 22 KMnO4 + 33 H2SO4 = 10 XCHO2 + 10 CO2 + 11 K2SO4 + 22 MnSO4 + 48 H2O
Sn(OH)4 + HCN = Sn(CN)4 + H2O =>
Sn(OH)4 + 4 HCN = Sn(CN)4 + 4 H2O
BaSO4 + AgNO2 = Ag(SO4) + Ba(NO2) =>
BaSO4 + AgNO2 = Ag(SO4) + Ba(NO2)
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Ba(NO3)2 + NaCl = Ba(NaCl) + (NO3)2 =>
Ba(NO3)2 + NaCl = Ba(NaCl) + (NO3)2
CaBr2 + H3Po4 = Ca3(Po4)2 + HBr =>
3 CaBr2 + 2 H3Po4 = Ca3(Po4)2 + 6 HBr
C5H8 + KMnO4 + H2O = CO2 + MnO2 + C4H7O2K =>
23 C5H8 + 28 KMnO4 + 6 H2O = 3 CO2 + 28 MnO2 + 28 C4H7O2K
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Au + SnCl2 = AuCl + Sn =>
2 Au + SnCl2 = 2 AuCl + Sn
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2O + K2C2O4*H2O + H2O2 + FeC2O4 = K3[Fe(C2O4)3]*3H2O + Fe(OH)3 =>
6 H2O + 6 K2C2O4*H2O + 3 H2O2 + 6 FeC2O4 = 4 K3[Fe(C2O4)3]*3H2O + 2 Fe(OH)3
Na + (H)2O = NaOH + H2 =>
2 Na + 2(H)2O = 2 NaOH + H2
C2H6 + Cl2 = C2H4Cl2 + HCl =>
C2H6 + 2 Cl2 = C2H4Cl2 + 2 HCl
BaCl + NaSO4 = BaSO4 + NaCl =>
BaCl + NaSO4 = BaSO4 + NaCl
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Xe + F2 = XeF =>
2 Xe + F2 = 2 XeF
CuCl2 + Na3PO4 = NaCl + Cu3(PO4)2 =>
3 CuCl2 + 2 Na3PO4 = 6 NaCl + Cu3(PO4)2
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