Class 11th Redox Reactions Redox Reactions Chemistry Ncert Solutions Chemistry Class 11th

8.45. What do you understand by Standard Electrode Potential? Explain.

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Vishal Baghel | Contributor-Level 10

10 months ago

The potential associated with each electrode is known as electrode potential. If the concentration of each species taking part in the electrode reaction is unity (if any gas appears in the electrode reaction, it is confined to 1 atmospheric pressure) and further there action is carried out at 298K,

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How many of these compounds will undergo disproportionation on hydrolysis? CO?, NO?, Cl?, F?, ClO?, Cl?O?, N?O?, SO?, P?O??

$\overset{\overset{+ 4}{{N O}_{2}}}{2} + H_{2} O \to \overset{+ 3}{{H N O}_{2}} + \overset{+ 5}{H N O}_{3}$

$\overset{0}{{C l}_{2}} + H_{2} O \to \overset{- 1}{H C l} + H O C l$

$2 \overset{+ 4}{{C l O}_{2}} + H_{2} O \to \overset{+ 3}{{H C l O}_{2}} + \overset{+ 5}{{H C l O}_{3}}$

$\overset{+ 6}{{C l}_{2}} O_{6} + H_{2} O \to \overset{+ 5}{{H C l O}_{3}} + \overset{+ +^{+}}{{C l O}_{4}}$

40. Best reducing agent is:
(a) He (b) Be (c) Li (d) Al

Kindly go through the solution

(c) Li

37. Which element is considered to have oxidation number of +3 in all its compounds?

(a) Be (b) Li (c) Al (d) Sc

Kindly go through the solution

(c) Al

36. Oxidation number ofS in S₂O₈^-2is

(a) -2 (b) -6 (c) +2 (d) +6

Kindly go through the solution

(d) +6

32. Assertion: Na⁺ ion has an oxidation number of +1, Mg²⁺ ion, +2, Fe³⁺ion, +3, Cl^– ion, –1, O^2– ion, –2; and so on.

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Kindly go through the solution

(a)

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