Question

"Li of group IA and Mg of group IIA show diagonal relationship."
Answer whether the above statement is true or false.
If true enter 1, else enter 0.

Answer 1

Due to small size of lithium, it differs from other alkali metals but resembles Mg as its size is closer to Mg, its resemblance with Mg is known as diagonal relationship. Generally, the periodic properties shows either increasing or decreasing trend along the group and vice versa along the period which brought the diagonally situated elements to closer values.

Period Group I Group II

2 Li Be

3 Na Mg