| elements | 1. it is the simplest type of matter.

| compounds | 2. it is made up of two or more elements.

| pure substance | 3. it has a definite composition and unique set of properties.

| matter | 4. it occupies space and has mass.

_________ 5. it is compound made up of sodium and chlorine.

_________ 6. it is one of the components of water when broken down.

| iron | 7. an example of element that is metal.

| acids | 8. compounds can be classified as _____ or base.

| atom | 9. the smallest indivisible particle that makes up everything.

______ 10. a compound that is formed when iron reacts with oxygen.

( hii u can see the other has been answered:) i only need 5, 6, and 10 answers pls help me:3 )​