Équations équilibrées la veille |
ZnBr2 + H2 = 2 HBr + Zn
CH3NH2 + KNO2 + HCl = CH3OH + N2 + KCl + H2O =>
CH3NH2 + KNO2 + HCl = CH3OH + N2 + KCl + H2O
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
KI + CCl4 = CIKCl4 =>
KI + CCl4 = CIKCl4
CrO3 + HCl = Cr2O3 + Cl2 + H2O =>
2 CrO3 + 6 HCl = Cr2O3 + 3 Cl2 + 3 H2O
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C3H7OH = C2H4 + H2O =>
2 C3H7OH = 3 C2H4 + 2 H2O
CH3CH(OH)CH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
9 CH3CH(OH)CH2CH3 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 12 CH3CH3CO + 25 H2O
Na2S + BaO = Na2O + BaS =>
Na2S + BaO = Na2O + BaS
KMnO4 + C6H8O6 = KOH + C6H6O6 + MnO2 + H2O =>
2 KMnO4 + 3 C6H8O6 = 2 KOH + 3 C6H6O6 + 2 MnO2 + 2 H2O
S + O3 = SO2 =>
3 S + 2 O3 = 3 SO2
BiI3 = Bi + I2 =>
2 BiI3 = 2 Bi + 3 I2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Ag(NO3) + K3Fe(CN)6 = Ag(CN) + K3Fe(NO3)6 =>
6 Ag(NO3) + K3Fe(CN)6 = 6 Ag(CN) + K3Fe(NO3)6
(CH3)2C = CHCH3 =>
2(CH3)2C = 3 CHCH3
Ca(HSO4)2 + NaF = CaF + Na(HSO4)2 =>
Ca(HSO4)2 + NaF = CaF + Na(HSO4)2
HClO3 + H2O = ClO3 + H3O =>
HClO3 + H2O = ClO3 + H3O
PF5 = P3 + F =>
3 PF5 = P3 + 15 F
K2CrO4 + NaHSO3 + H2O = NaHSO4 + KOH + Cr(OH)3 =>
2 K2CrO4 + 3 NaHSO3 + 5 H2O = 3 NaHSO4 + 4 KOH + 2 Cr(OH)3
Na2O + Ba(NO3)2 = NaNO3 + BaO =>
Na2O + Ba(NO3)2 = 2 NaNO3 + BaO
NH4F + HBr = NH4Br + HF =>
NH4F + HBr = NH4Br + HF
Ca(OH)2 + CuSO4 = CaSO4 + Cu(OH)2 =>
Ca(OH)2 + CuSO4 = CaSO4 + Cu(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
He + F = HeF =>
He + F = HeF
Fe + C6H8O7 = OFe + C6H8O6 =>
Fe + C6H8O7 = OFe + C6H8O6
N2H4 + O2 = NO + H2O =>
N2H4 + 2 O2 = 2 NO + 2 H2O
(Ca(ClO)2) + HCl = CaCl2 + Cl2 + H2O =>
(Ca(ClO)2) + 4 HCl = CaCl2 + 2 Cl2 + 2 H2O
C3H7OH = C2H4 + H2O =>
2 C3H7OH = 3 C2H4 + 2 H2O
FeSO4(aq) + Pb(NO3)2 = Fe(NO3)2 + PbSO4 =>
FeSO4(aq) + Pb(NO3)2 = Fe(NO3)2 + PbSO4
HBr + HOH = H3O + Br2 =>
2 HBr + 2 HOH = 2 H3O + Br2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CH3COOH + H2S = CH3COOS + H2 =>
2 CH3COOH + 2 H2S = 2 CH3COOS + 3 H2
LiBr + Co(SO3)2 = CoBr2 + Li(SO3) =>
2 LiBr + Co(SO3)2 = CoBr2 + 2 Li(SO3)
K2Cr2O7 + NH3 + H2O = Cr(OH)3 + KNO3 + KOH =>
4 K2Cr2O7 + 3 NH3 + 10 H2O = 8 Cr(OH)3 + 3 KNO3 + 5 KOH
FeCl + NaCO3 = NaCl + Fe + CO3 =>
FeCl + NaCO3 = NaCl + Fe + CO3
SnSO4 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + K2SO4 + CrSO4 + H2O =>
4 SnSO4 + K2Cr2O7 + 7 H2SO4 = 4 Sn(SO4)2 + K2SO4 + 2 CrSO4 + 7 H2O
HBr + CsOH = CsBrHOH =>
HBr + CsOH = CsBrHOH
K2Cr2O7 + (CH3)2SO + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
3 K2Cr2O7 + (CH3)2SO + 11 H2SO4 = 3 K2SO4 + 3 Cr2(SO4)3 + 2 CO2 + 14 H2O
La + O2 = LaO2 =>
La + O2 = LaO2
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
ZnBr2 + H2 = HBr + Zn =>
ZnBr2 + H2 = 2 HBr + Zn
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
CrCl3 + Br2 + LiOH = Li2CrO4 + LiBr + LiClO3 + H2O =>
2 CrCl3 + 21 Br2 + 52 LiOH = 2 Li2CrO4 + 42 LiBr + 6 LiClO3 + 26 H2O
PbS + Ag = Ag2S + Pb =>
PbS + 2 Ag = Ag2S + Pb
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca(NO3)2 + K2CO3 = CaCO3 + KNO3 =>
Ca(NO3)2 + K2CO3 = CaCO3 + 2 KNO3
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