atoms , elements , compound and mixture

Question 1

what is the definition for atoms

Answer 1

the smallest unit in the world [ atom makes up everything

Question 2

what is element

Answer 2

different types of atoms

Question 3

what is the definition for compound

Answer 3

two or more elements , chemically bonded together

Question 4

what is mixture

Answer 4

two or more element that are not bonded together