Question

What is diagonal relationship? Give one pair of elements that have this relation.​

Answer 1

Answer:

A diagonal relationship is said to exist between certain pairs of diagonally adjacent elements in the second and third periods (first 20 elements) of the periodic table. These pairs (lithium (Li) and magnesium (Mg), beryllium (Be) and aluminium (Al), boron (B) and silicon (Si), etc.)

Explanation:

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Answer 2

Diagonal relationship is

• Diagonal relationship is an anomalous behaviour shown by some of the Group 1 and Group 2 members of periodic table.
• Unlike other elements some of the alkali metals and alkaline earth metals show similarity with the element diagonally placed with them. This is known as diagonal relationship. One such similarity could be both elements possessing electropositivity.
• One pair of element that having this relation are beryllium and Aluminium.