Across
- 2. a group of atoms bonded together, representing the smallest fundamental unit of a chemical
- 4. are the basic particles of the chemical elements
- 7. a part or aspects of something abstracts, especially one that is essential or characteristic
- 8. subatomic particle of about the same mass as a proton but without electricity charge
- 10. the branch of science that deals with the identification of the substance of which matter is composed
Down
- 1. a stable subatomic particle with a charge of negative electricity
- 3. substance a single kind of matter that cannot be separated into other kind of matter by any physical
- 5. a dissolved substance
- 6. Molecule an element is a substance made up entirely of one type of atom
- 9. Change a change in matter which does not alter the chemical properties of the matter