Question

Define group. What are the characteristic of a social groups​

Answer 1

Answer:

A group is a collection of individuals who interact with each other such that one person's actions have an impact on the others.

Social relationships involve some degree of reciprocity and mutual awareness among the members of the group. Thus, a social group consists of such members as have reciprocal relations. The members are bound by a sense of unity. Their interest is common, behaviour is similar.

Answer 2

Answer:

Defination :-

a group is a column of elements in the periodic table of the chemical elements. There are 18 numbered groups in the periodic table; the f-block columns are not numbered.

Characteristic properties of group :-

Valence electrons,

valency, atomic size,

ionization energy

metallic character,

electron-positivity,

electron-negativity

and reactivity

are the characteristics of groups. The atomic radius of the element (i.e. atomic size) lying in a group increases as we go up from top to bottom in a group.