Compounds and mixture
Across
- 6. Anything that has mass and takes up space
- 7. 2 hydrogen atoms bonded with oxygen
- 10. Allow made by iron and carbon
- 14. Elements combined that are not chemically bonded
- 16. A yellow powder which is yellow and not hard
- 17. Electrically neutral particles
- 18. 2 nitrogen atoms bonded
- 20. Any change to the physical properties of matter
- 22. Total amount of known elements
- 23. Rows in the periodic table
- 24. Joined together
Down
- 1. Alloy made from mixing copper and tin
- 2. How many elements were made in the laboratory?
- 3. Tiny particle, cannot be divided
- 4. Any change to the physical properties of matter
- 5. Elements combined that are chemically bonded
- 8. Mixtures of metal
- 9. One type of atoms bonded together
- 11. The first person to make the periodic table
- 12. Atoms with electrical charge
- 13. Columns in a periodic table
- 15. The center of an atom
- 19. Negatively charged particles
- 20. Positively charged particles
- 21. In the periodic table, there are ... metals