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 5. Positive charge 7. Different mixture 10. Forms between two nonmentals 12. Forms between a metal and nonmetal 15. P1/T1=P2/T2 16. A+BC -> B+ AC 19. Made of one kind of atom 21. P1V1 = P2V2 22. Water 23. K = C+273 24. Neutral charge 25. Negatively charged ions

Down 1. Same mixture 2. Made up of protons and neutrons 3. Atoms or groups of atoms with a charge ( + or - ) 4. AB+CD-> CB+AD 6. Elements organized by their properties 8. Negative charge 9. AB-> A+B 11. A+B->AB 13. Most elements are in this state at room temp. 14. V1/T1=V2/T2 17. A+O2(g) -> C02(g) + H2O 18. Helium 20. Positively charged ions