1		2					3								4							5
														6					7
8
													9				10				11			12
13											14
		15							16
																			17
	18			19
						20
											21						22
	23															24
											25

Across 2. expression S. 6. The # in front of the element. 8. what makes up atoms. 11. makes up matter. 13. expression SR. 17. two 18. (P1xP2)/T1=(P2xT2)/T2. 23. two non metals. 24. 6 circled model. 25. The electron cloud surronds what?

Down 1. expression C. 3. negatively charge atoms. 4. expression DR. 5. nuetral atoms. 7. metal and non metals. 9. made up of electrons and surronds the nuclues. 10. Positivley charged ion. 12. one 14. negatively charged ion. 15. expression D. 16. P1/T1=P2/T2. 19. P1V1,P2V2. 20. V1/T1= V2/T2. 21. Combination of 2 or more elements. 22. posatively charged atoms.