Question

Why group 1 and group 2 are known as repesentive elwmemt?​

Answer 1

Answer:

According to the Aufbau principle, in the ground state of an atom or ion the electrons fill atomic orbitals of the lowest energy levels first, before filling the higher energy levels

Explanation:

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Answer 2

Answer:

Coz their parents name them that

Explanation:

Joking

Representative elements are the elements within the first two groups 1 and 2 and last six groups on the right side of periodic table 13−18. They do not exhibit variable valencies. They are metals, non-metals and metalloids