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Which of the following redox couple is a stronger oxidizing agent? Cl2 (E0 = 1.36 V) and Br2 (E0 = 1.09 V)

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प्रश्न

Which of the following redox couple is a stronger oxidizing agent?

Cl2 (E0 = 1.36 V) and Br2 (E0 = 1.09 V)

एक पंक्ति में उत्तर
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उत्तर

Cl2 has a larger positive value of E0 than Br2. Thus, Cl2 is a stronger oxidizing agent than Br2.

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अध्याय 6: Redox Reactions - Exercises [पृष्ठ ९२]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
अध्याय 6 Redox Reactions
Exercises | Q 3. (I)(a) | पृष्ठ ९२

संबंधित प्रश्न

Choose the correct option.

Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are

\[\begin{array}{cc} \ce{Cl^{{a}}}\phantom{.} \\/\phantom{...} \\ \ce{Ca}\phantom{......} \\ \backslash\phantom{..} \\\phantom{........} \ce{O-Cl^{{b}}}\phantom{.} \end{array}\]


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


In which reaction does nitrogen exhibit variation of oxidation state from –3 to +5?


Calculate the oxidation number of the underlined atom.

H2SO4


Calculate the oxidation number of the underlined atom.

H2S4O6


Calculate the oxidation number of the underlined atom.

Cr2O72−


Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.

\[\ce{I2_{(aq)} + 2S2O^{2-}_{3(aq)}->S4O^{2-}_{6(aq)} + 2I^-_{ (aq)}}\]


What is oxidation?


Identify the following pair of species is in its oxidized state.

Mg/Mg2+


Identify the following pair of species is in its oxidized state?

Cu/Cu2+


Provide the stock notation for the following compound:

MnO


Assign oxidation number atom in the following species.

\[\ce{Cr(OH)^Θ_4}\]


Which of the following redox couple is a stronger reducing agent?

Li (E0 = - 3.05 V) and Mg (E0 = - 2.36 V)


Complete the following table:

Assign oxidation number to the underlined species and write Stock notation of compound

Compound Oxidation number Stock notation
AuCl3    
SnCl2    
\[\ce{\underline{{V}}_2O^{4-}_{7}}\]    
\[\ce{\underline{{Pt}}Cl^2-_6}\]    
H3AsO3    

Oxidation state of Xe in XeOF4 is ____________.


Which of the following is CORRECT?

\[\ce{H3PO4_{(aq)} + 3KOH_{(aq)} -> K3PO4_{(aq)} + 3H2O_{(l)}}\]


Which of the following is NOT an example of redox reaction?


Match the following.

Compound Oxidation no. of underlined element
i. \[\ce{\underline{C}_4H4O^{2-}_6}\] a. +2.5
ii. \[\ce{\underline{N}_3H}\] b. +1.5
iii. \[\ce{Mg2\underline{P}_2O7}\] c. +5
iv. \[\ce{Na2\underline{S}_4O6}\] d. `-1//3`

All of these are CORRECT for the complex K4[Mn(CN)6], EXCEPT:


The sum of oxidation states of all atoms in \[\ce{SnO^{2-}_2}\] and CO2 are ____________ respectively.


What is the oxidation number of Carbon in K2C2O4?


The oxidation number of Cr in \[\ce{Cr(OH)^-_4}\] ion is ______.


Which of the following explanation is correct about the given below reaction?

\[\ce{Cr2O^2-_7 + H2O -> 2CrO^2-_4 + 2H+}\]


What is the average oxidation number of sulphur in tetrathionate ion?


In which of the compounds does ‘manganese’ exhibit the highest oxidation number?


Which of the following statements are INCORRECT?

  1. All the transition metals except scandium form MO oxides which are ionic.
  2. The highest oxidation number corresponding to the group number in transition metals oxides is attained in Sc2B5 to Mn2B7.
  3. Basic character increases from V2B5 to V2B4 to V2B5.
  4. V2B4 dissolves in acids to give VO43– salts.
  5. CrO is basic but Cr2B5 is atmospheric.

Choose the correct answer from the options given below:


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