Chemisty

3. reaction: he processes by which chemicals interact to form new chemicals with different compositions
7. The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water.
8. a slow chemical reaction between metals and oxygen to produce a metal oxide
10. the smallest particle of a chemical element that can exist.
12. Bonding the condition of the system at a given time
15. a chemical reaction with a Hydrocarbon and Oxygen
16. the degree of compactness of a substance.
17. point: the temperature at which a given solid will melt.
18. a substance made by mixing other substances together.
19. the quality of being pliable and flexible
21. A hard solid that normally melts at high temperatures.
25. the formation of a bond between two or more atoms,
26. You can flatten it with a hammer into a thin sheet or squish.
27. A substance where atoms are spread out
28. a chemical substance, usually a liquid, which contains hydrogen and can react with other substances to form salts.

1. it allows electricity to flow through it
2. It is shiny or dull
4. two or more elements that have chemically joined together.
5. occur when bonds are broken and/or formed between molecules or atoms
6. A hard substance with compact atoms
9. a chemical process in which substances act mutually on each other and are changed into different substances, or one substance changes into other substances.
11. a group of atoms bonded together
13. an essential or characteristic part of something abstract.
14. the quality or state of being strong
15. How something may look
18. anything that takes up space and can be weighed
20. occurs in the cells of all living organisms. It reacts oxygen and sugar to produce carbon dioxide and water
22. A substance where atoms are less compact
23. a substance formed from the combination of two or more metals
24. the branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions,