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

8.7. Suggest a list of substances where carbon can exhibit oxidation states from -4 to +4 and nitrogen from -3 to +5.

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Vishal Baghel | Contributor-Level 10

10 months ago

Substance	Oxidation number of C	Substance	Oxidation number of N
CH₂? Cl₂?	0	N₂_?	0
FC≡CF	+1	N₂? O	+1
HC≡CH	-1	N₂? H₂?	-1
CHCl_3?, CO	+2	NO	+2
CH_3?Cl	-2	N₂_?H₄?	-2
Cl_3?C−CCl₃?	+3	N₂? O₃?	+3
H_3?C−CH_3?	-3	NH₃_?	-3
CCl_4?, CO₂?	+4	NO₂?	+4
CH_4?	-4	N₂_?O₅?	+5

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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:
(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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