| Équations équilibrées la veille |
C16H16N2O2 + Co(O2CCH3)2(H2O)4 = C16H14CoN2O2 + 4 H2O + 2 HO2CCH3
Pt + N2 = Pt2N =>
4 Pt + N2 = 2 Pt2N
Hg + HNO3 + HCl = H2O + HgCl2 + NO =>
3 Hg + 2 HNO3 + 6 HCl = 4 H2O + 3 HgCl2 + 2 NO
AgCN = Ag + CN =>
AgCN = Ag + CN
N2H4 + H2O = N2O57 + NH3 =>
60 N2H4 + 57 H2O = N2O57 + 118 NH3
CH2CH2 + KMnO4 + KOH = CH2OHCH2OH + K2MnO4 =>
CH2CH2 + 2 KMnO4 + 2 KOH = CH2OHCH2OH + 2 K2MnO4
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
NH4OH + H2SO4 = SO42 + NH4 + H2O =>
78 NH4OH + H2SO4 = SO42 + 78 NH4 + 40 H2O
Cr(NO2)3(aq) + Ca(s) = Cr(s) + Ca(NO2)2(s) =>
2 Cr(NO2)3(aq) + 3 Ca(s) = 2 Cr(s) + 3 Ca(NO2)2(s)
Cu + NaOH + H2O = Na2[Cu(OH)4] + H2 =>
Cu + 2 NaOH + 2 H2O = Na2[Cu(OH)4] + H2
C19H + O2 = CO2 + H2O =>
4 C19H + 77 O2 = 76 CO2 + 2 H2O
F2 + H2O = F2H2O =>
F2 + H2O = F2H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Al2S3 + HCl(aq) = AlCl3(aq) + H2S(g) =>
Al2S3 + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2S(g)
RbSO4 + CuI2 = RbI2 + CuSO4 =>
RbSO4 + CuI2 = RbI2 + CuSO4
H3Po4 + KOH = H2O + KH2Po4 =>
H3Po4 + KOH = H2O + KH2Po4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaSHCl = NaClHS =>
NaSHCl = NaClHS
PH3 + HCl = PCl3 + H2 =>
PH3 + 3 HCl = PCl3 + 3 H2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
H3PO3 + KOH = KH2 + PO4 + H2O =>
3 H3PO3 + 5 KOH = 5 KH2 + 3 PO4 + 2 H2O
Zn + NH4Cl + MnO2 = Zn(NH3)2Cl2 + Mn2O3 + H2O =>
Zn + 2 NH4Cl + 2 MnO2 = Zn(NH3)2Cl2 + Mn2O3 + H2O
H{+} + MnO4{-2} + HNO2 = NO3{-} + Mn{+2} + H2O =>
2 H{+} + MnO4{-2} + 2 HNO2 = 2 NO3{-} + Mn{+2} + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cu + S + H2O = CuSO4 + H =>
Cu + S + 4 H2O = CuSO4 + 8 H
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
KBrNaOH = NaBrKOH =>
KBrNaOH = NaBrKOH
Sb2O3 = Sb3 + O2 =>
6 Sb2O3 = 4 Sb3 + 9 O2
HCl(aq) + KI(aq) = HI(aq) + KCl(aq) =>
HCl(aq) + KI(aq) = HI(aq) + KCl(aq)
CH3COONH4 + Ba(OH)2 = (CH3COO)2Ba + NH4OH =>
2 CH3COONH4 + Ba(OH)2 = (CH3COO)2Ba + 2 NH4OH
KOH + F = KOHF =>
KOH + F = KOHF
H2SO3 + Cs(OH)2 = CsSO3 + H2O =>
H2SO3 + Cs(OH)2 = CsSO3 + 2 H2O
PN = P3N3 =>
3 PN = P3N3
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH2NO3(s) = N2(g)O2(g)H2O(g) =>
NH2NO3(s) = N2(g)O2(g)H2O(g)
Si + HNO3 = Si(NO3)4 + NO + H2O =>
3 Si + 16 HNO3 = 3 Si(NO3)4 + 4 NO + 8 H2O
B(OH)3 = H2B4O7 + H2O =>
4 B(OH)3 = H2B4O7 + 5 H2O
K2Cr2O7 + NaOH + H2O2 = NaCrO4 + KOH + H2O =>
K2Cr2O7 + 2 NaOH + H2O2 = 2 NaCrO4 + 2 KOH + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Os + HNO3 = [Os(H2O)2O4] + NO2 + H2O =>
Os + 8 HNO3 = [Os(H2O)2O4] + 8 NO2 + 2 H2O
NH4OCN = C(NH2)2O =>
NH4OCN = C(NH2)2O
ClO3 + Zn = ZnO2 + Cl =>
2 ClO3 + 3 Zn = 3 ZnO2 + 2 Cl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
H2 + Cl2 = HCl = =>
H2 + Cl2 = 2 HCl
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