Question

The correct order of the oxidation states of nitrogen in $$NO,{N_2}O,N{O_2}\,{\text{and}}\,{N_2}{O_3}$$     is:

A. $$N{O_2} < NO < {N_2}{O_3} < {N_2}O$$
B. $$N{O_2} < {N_2}{O_3} < NO < {N_2}O$$
C. $${N_2}O < \,{N_2}{O_3} < NO < N{O_2}$$
D. $${N_2}O < \,NO < {N_2}{O_3} < N{O_2}$$  
Answer :   $${N_2}O < \,NO < {N_2}{O_3} < N{O_2}$$
Solution :
(oxide) (oxidation state)
$${N_2}O$$ $$ + 1$$
$$NO$$ $$ + 2$$
$${N_2}{O_3}$$ $$ + 3$$
$$N{O_2}$$ $$ + 4$$

So, $${N_2}O < NO < {N_2}{O_3} < N{O_2}$$

Releted MCQ Question on
Inorganic Chemistry >> P - Block Elements

Releted Question 1

The reddish brown coloured gas formed when nitric oxide is oxidised by air is

A. $${N_2}{O_5}$$
B. $${N_2}{O_4}$$
C. $$N{O_2}$$
D. $${N_2}{O_3}$$
Releted Question 2

The temporary hardness of water due to calcium carbonate can be removed by adding —

A. $$CaC{O_3}$$
B. $$Ca{\left( {OH} \right)_2}\,$$
C. $$CaC{l_2}$$
D. $$\,HCl$$
Releted Question 3

Which of the following is most stable to heat

A. $$HCl$$
B. $$HOCl$$
C. $$HBr$$
D. $$HI$$
Releted Question 4

White $$P$$ reacts with caustic soda. The products are $$P{H_3}$$ and $$Na{H_2}P{O_2}.$$   This reaction is an example of

A. Oxidation
B. Reduction
C. oxidation and reduction
D. Neutralisation

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P - Block Elements


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