Question

Atomic Structure -definition plsssss​

Answer 1

Answer:

The definition of atomic structure is the positively charged nucleus and the negatively charged electrons circling around it, within an atomA conventionalized, hypothetical concept of an atom,

regarded as consisting of a central, positively charged nucleus and a number of negatively charged electrons revolving about it in various orbits: the number and arrangement of the electrons vary in the different elements.

Answer 2

An atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across.