Advertisements
Advertisements
Question
Which of the following redox couple is a stronger oxidizing agent?
Cl2 (E0 = 1.36 V) and Br2 (E0 = 1.09 V)
Advertisements
Solution
Cl2 has a larger positive value of E0 than Br2. Thus, Cl2 is a stronger oxidizing agent than Br2.
APPEARS IN
RELATED QUESTIONS
Choose the correct option.
A compound contains atoms of three elements A, B, and C. If the oxidation state of A is +2, B is +5 and that of C is -2, the compound is possibly represented by
Choose the correct option.
The coefficients p, q, r, s in the reaction \[\ce{{p}Cr2O7^{2Θ} + {q}Fe^{2⊕}->{r}Cr^{3⊕} + {s}Fe^{3⊕} + H2O}\] respectively are:
Choose the correct option.
Which of the following halogens does always show oxidation state -1?
Calculate the oxidation number of the underlined atom.
HNO3
Calculate the oxidation number of the underlined atom.
NaH2PO4
Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.
\[\ce{I2_{(aq)} + 2S2O^{2-}_{3(aq)}->S4O^{2-}_{6(aq)} + 2I^-_{ (aq)}}\]
Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.
\[\ce{HF_{(aq)} + {OH}^-_{ (aq)}->H2O_{(l)} + {F}^ -_{ (aq)}}\]
What is oxidation?
Identify the following pair of species is in its oxidized state?
\[\ce{O2/O^2-}\]
Identify the following pair of species is in its oxidized state?
Cl2/Cl−
Assign oxidation number atom in the following species.
\[\ce{Cr(OH)^Θ_4}\]
Which of the following redox couple is a stronger oxidizing agent?
\[\ce{MnO^Θ_4}\](E0 = 1.51 V) and \[\ce{Cr2O^{2Θ}_7}\](E0 = 1.33 V)
Oxidation state of Xe in XeOF4 is ____________.
The oxidation number of oxygen in peroxides is ____________.
What is the oxidation number of Mn in \[\ce{MnO^{2-}_4}\] ion?
In the reaction,
\[\ce{MnO^{-1}_4 (aq) + Br^{-1}(aq) -> MnO2(s) + BrO^{-1}_3(aq)}\]
the correct change in oxidation number of the species involved is ______.
Identify the strongest oxidising agent.
\[\ce{Na^+ + e^- -> Na}\]; E0 = −2.714 V
\[\ce{Pt^{2+} + 2e^- -> Pt}\]; E0 = +1.200 V
\[\ce{I2 + 2e^- -> 2I^-}\]; E0 = + 0.535 V
\[\ce{Co^{2+} + 2e^- -> Co}\]; 0 = −0.280 V
All of these are CORRECT for the complex K4[Mn(CN)6], EXCEPT:
Oxidation state of nitrogen in nitric oxide is ______.
In which among the following compounds, oxidation number of nitrogen is + 5?
Which of the following is INCORRECT?
What is the oxidation number of Carbon in K2C2O4?
The sum of oxidation number of all atoms in \[\ce{SnO^{2-}_3}\] ion is _______.
Among group 16 elements, which one does not show −2 oxidation state?
In which of the compounds does ‘manganese’ exhibit the highest oxidation number?
Which of the following changes exhibit that nitrogen undergoes oxidation?
