Chemistry

2. The process of a liquid becoming a solid
4. The least otherwise non-reactive gases
6. Chemical elements whose physical and chemical properties fall in between the metal and non-metal categories
8. Two or more substances that are not chemically bonded
11. The process of a liquid becoming a gas
12. This element atomic number is 35
14. The change in shape, form, expansion, contraction, or change of state
16. The table where all the elements are classified in
19. The chemical formula for oxygen

1. A change in a substance that results in a new substance being formed
3. The process of a gas becoming a liquid
5. Conversion of a substance from the solid to the gaseous state without its becoming liquid
7. The element with its atomic number being 113
9. Another name for chemical
10. A cluster of atoms
13. Substances that are in the periodic table
15. The chemical formula for water
17. Two or more elements chemically bonded
18. Simplest particle of an element