Q: Which one of the following is the correct order of increase of the atomic radius of the elements?
(a)C < B < Si < Al
(b)C < B < Al < Si
(c)C < Si < B < Al
(d)Si < Al < C < B
Correct Answer: (a)
The correct answer is (b) 'C < B < Al < Si'. This question from the General Studies domain tests knowledge of Miscellaneous.