Question

47.
Diagonal relationship is shown by
(A) all elements with their diagonally opposite elements.
(B) all elements of 3rd and 4th periods
(C) some of the elements of 2nd and 3rd periods
(D) elements of d-block​

Answer 1

Answer:
(B)all elements...periods

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Answer 2

Answer:

answer is option c

Explanation:

diagonal relationship is shown by some elements of 2nd and 3rd period like

• magnesium and lithium
• beryllium and aluminium
• boron and silicon