Équations équilibrées la veille |
2 H2 + O2 = 2 H2O
NaClO + NaOH + Cr2O3 = Na2CrO4 + NaCl + H2O =>
3 NaClO + 4 NaOH + Cr2O3 = 2 Na2CrO4 + 3 NaCl + 2 H2O
K + H3Po4 = K3Po4 + H2 =>
6 K + 2 H3Po4 = 2 K3Po4 + 3 H2
HIO3 + AgOH = AgIO3 + H2O =>
HIO3 + AgOH = AgIO3 + H2O
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
NaCl + BaCl2 = NaCl2BaCl =>
NaCl + BaCl2 = NaCl2BaCl
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
NaCl + BaCl2 = NaCl2BaCl =>
NaCl + BaCl2 = NaCl2BaCl
NH4Cl + NaOH = NH4OH + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
KCl + H2C4H4O6 = KHC4H4O6 + HCl =>
KCl + H2C4H4O6 = KHC4H4O6 + HCl
AgNo3 + HCI = AgCI + HNo3 =>
AgNo3 + HCI = AgCI + HNo3
MgSO4 + Ca(NO3)2 = Mg(NO3)2 + CaSO4 =>
MgSO4 + Ca(NO3)2 = Mg(NO3)2 + CaSO4
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
BaCl2 + CH3COOH = Ba(OH)2 + C2(HCl)2 =>
BaCl2 + CH3COOH = Ba(OH)2 + C2(HCl)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Cr(OH)3 + K2SO4 = K3[Cr(OH)6] + Cr2(SO4)3 =>
4 Cr(OH)3 + 3 K2SO4 = 2 K3[Cr(OH)6] + Cr2(SO4)3
CsOH + Mg = Cs + MgO + H2 =>
2 CsOH + 2 Mg = 2 Cs + 2 MgO + H2
C2H5OH + PCl3 = C2H5Cl + H3PO3 =>
3 C2H5OH + PCl3 = 3 C2H5Cl + H3PO3
CH3(CH2)COOAgCH3Cl = CH3CH2COOCH3AgCl =>
CH3(CH2)COOAgCH3Cl = CH3CH2COOCH3AgCl
(NH4)2SO4(aq) + KOH(aq) = H2O(l) + NH3(aq) + K2SO4(aq) =>
(NH4)2SO4(aq) + 2 KOH(aq) = 2 H2O(l) + 2 NH3(aq) + K2SO4(aq)
NH4ClO4 + LiOH = NH4OH + LiClO4 =>
NH4ClO4 + LiOH = NH4OH + LiClO4
Fe2O3 + Zn = Fe + Zn2O3 =>
Fe2O3 + 2 Zn = 2 Fe + Zn2O3
H2O + HNO3 = H3NO4 =>
H2O + HNO3 = H3NO4
Fe2(SO4)3 + H2SO4 = Fe(HSO4)3 =>
Fe2(SO4)3 + 3 H2SO4 = 2 Fe(HSO4)3
Bi + H2O = Bi2O3 + H2 =>
2 Bi + 3 H2O = Bi2O3 + 3 H2
AgNo3 + HCI = AgCI + HNo3 =>
AgNo3 + HCI = AgCI + HNo3
KOH + N2 = NO + K + H2O =>
4 KOH + N2 = 2 NO + 4 K + 2 H2O
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Xe + H = HXe =>
Xe + H = HXe
KIO3 + H2SO4 = KIO4 + H2SO3 =>
KIO3 + H2SO4 = KIO4 + H2SO3
NO2 + HHO = HNO3 + HNO2 =>
2 NO2 + HHO = HNO3 + HNO2
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH3 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
ZnSO3 + O2 = ZnSO4 =>
2 ZnSO3 + O2 = 2 ZnSO4
CrCl3 + NaClO3 + NaOH = NaCrO4 + NaCl + H2O =>
3 CrCl3 + 2 NaClO3 + 12 NaOH = 3 NaCrO4 + 11 NaCl + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
V + O2 = V2O3 =>
4 V + 3 O2 = 2 V2O3
BaCl2 + Na3PO4 = Ba3(PO4)2 + NaCl =>
3 BaCl2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl
Mn + Sn + Se = Mn3Sn2Se2 =>
3 Mn + 2 Sn + 2 Se = Mn3Sn2Se2
C3H7OH + NaNO2 + HCl = C3H7NO2 + NaCl + H2O =>
C3H7OH + NaNO2 + HCl = C3H7NO2 + NaCl + H2O
CH3CH2CH2CH3 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
CH3CH2CH2CH3 + 2 KMnO4 + 3 H2SO4 = 2 CH3COOH + 4 H2O + 2 MnSO4 + K2SO4
Ba(HCO3)2 + HCl = BaCl2 + H2OCO2 =>
Ba(HCO3)2 + 2 HCl = BaCl2 + 2 H2OCO2
NaS + CaN = NaN + CaS =>
NaS + CaN = NaN + CaS
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Ag(NH3)2OH + CH2OH(CHOH)4CHO = CH2OH(CHOH)4COONH4 + Ag + NH3 + H2O =>
2 Ag(NH3)2OH + CH2OH(CHOH)4CHO = CH2OH(CHOH)4COONH4 + 2 Ag + 3 NH3 + H2O
CH3CH(CH3)CHCH3 + Br2 = HBr + CH3CBr(CH3)CH(CH3)CH3 =>
6 CH3CH(CH3)CHCH3 + 3 Br2 = HBr + 5 CH3CBr(CH3)CH(CH3)CH3
Zn + NaNO3 + HCl = ZnCl2 + N2 + H2O + NaCl =>
5 Zn + 2 NaNO3 + 12 HCl = 5 ZnCl2 + N2 + 6 H2O + 2 NaCl
H2SO4 = H + SO4 =>
H2SO4 = 2 H + SO4
NaHSO3 + Na2CrO4 + H2SO4 = Cr2(SO4)3 + NaHSO4 + H2O =>
3 NaHSO3 + 2 Na2CrO4 + 7 H2SO4 = Cr2(SO4)3 + 7 NaHSO4 + 5 H2O
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