Q.

In terms of percentage of weight in earth crust, arrange the composition of the following elements in ascending order.

A. Carbon         

B. Hydrogen      

C. Oxygen        

D. Nitrogen

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a

A – D – B – C 

b

D – A – B – C 

c

D – A – C – B

d

) D – B – A – C 

answer is B.

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Detailed Solution

In terms of percentage of weight in earth crust, the composition of the  elements N (very little), C (0.03%), H (0.14%)  and O (46.6%) occur in ascending order.

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In terms of percentage of weight in earth crust, arrange the composition of the following elements in ascending order.A. Carbon         B. Hydrogen      C. Oxygen        D. Nitrogen