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Question
Which of the following gives the correct increasing order of the atomic radii of O, F and N?
Options
O, F, N
N, F, O
O, N, F
F, O, N
Solution
F, O, N
Explanation -
In the modern periodic table, the atomic radius decreases from left to right in the period. So, element fluorine has the smallest atomic radius while nitrogen has the highest among the given options.
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