Question

Define element and classify the elements with examples

Answer 1

Answer:

A chemical element is a species of atom having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z). For example, the atomic number of oxygen is 8, so the element oxygen describes all atoms which have 8 protons

Answer 2

Answer:

ur answer is in photo. I have not copied it from internet. It is my own definition

Explanation:

hope it helped u

mark as brainliest