Across
- 2. the third letter of the Greek alphabet
- 3. The process or result of joining two or more things together to form a single entity.
- 5. A stable subatomic particle with a charge of negative electricity
- 6. rot or decompose through the action of bacteria and fungi.
- 9. table organised table of element's
- 10. A stable subatomic particle occurring in all atomic nuclei, with a positive electric charge
- 12. division or splitting into two or more parts.
Down
- 1. An unstable form of a chemical element that releases radiation
- 4. The central and most important part of an object
- 7. the leader of things
- 8. the second letter in the geek alphabet
- 11. a subatomic particle of about the same mass as a proton but without an electric charge, present