NTSE Stage 2 SAT 2019 Exam Question Paper

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Question : 81 of 100
 
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Consider the elements A, B, C and D with atomic numbers II, 12, 16 and 17, respectively. Which among the following statements regarding these elements are correct?
I. The element C will gain electron more easily than element D.
II. The element B tends to lose electron more readily than C.
III. The oxide of A will be least basic while that of D will be most basic.
IV The energy required to remove an electron from outermost shell from A will be minimum while that from D will be maximum.
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