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

8.22. Consider the elements:

Cs, Ne, I, F
(a) Identify the element that exhibits negative oxidation state.
(b) Identify the element that exhibits positive oxidation state.
(c) Identify the element that exhibits both positive and negative oxidation states.
(d) Identify the element which neither exhibits negative nor does the positive oxidation state.

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Vishal Baghel | Contributor-Level 10

10 months ago

(a) F. Fluorine being the most electronegative element shows only a -ve oxidation state of -1.

(b) Cs. Alkali metals because of the presence of a single electron in the valence shell, exhibit an oxidation state of +1.

(c) I. Because of the presence of seven electrons in the valence shell, I shows a

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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??

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

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40. Best reducing agent is:
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37. Which element is considered to have oxidation number of +3 in all its compounds?

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