1.

The diagonal relationship phenomenon is not observed after answer in groups ​

Answer»

Answer:

The chemistry of LI has similarities to that of Mg, the chemistry of Be has similarities to that of AL, and the chemistry of B has similarities to that of Si. These are called diagonal relationship.( It is not as noticeable after B and Si ) ... Mg, as WELL as other Group 2 elements, also FORM nitrides



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