Unit of matter
Across
- 3. number the number of protons in the nucleus
- 4. the negative charge of a atom
- 8. the horizontal rows on the table
- 9. more than one element bonded together
- 11. the positive charge of a atom
Down
- 1. more than one atom bonded together
- 2. the vertical groups on the table
- 5. the neutral part of a atom
- 6. a lot of the same atom bonded together
- 7. smallest unit of matter
- 10. table of elements a table where you can see all the elements