Across
- 2. It is one substance that cannot be separated
- 4. Is a tiny subatomic particle that revolves around a nucleus and has a negative charge
- 5. A table that shows elements and their atomic number and mass, and symbol
- 8. Is the shorthand method of writing elements and compound
- 11. A substance that cannot be divided further
- 12. Two or more substances that can be separated.
- 16. Both elements are non-metals
- 18. Has one metal and one non-metal
- 20. Elements in a vertical row on the periodic table
- 22. Is a subatomic particle that has a positive charge
Down
- 1. Elements in a horizontal row on the periodic table
- 3. Has properties of metals and non-metals
- 4. A grouping of electrons surrounding the nucleus of an atom
- 6. Is a positively charged ion
- 7. It is important to _____ the quantity of reactants and products in an equation
- 8. Process that changes one set of chemicals into another set of chemicals
- 9. A group of atoms that are held together
- 10. Is the representation for an atom
- 13. A solid that forms and settles out of a liquid mixture
- 14. Smallest particle of an element
- 15. A group of two or more elements
- 17. Is a negatively charged ion
- 19. Particles of the nucleus that have no electrical charge
- 21. A particle that is electrically charged (positive or negative)