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
						26												27
																								28
			29
										30
31
												32

Across 1. a combination of chemical symbols and numbers to represent a chemicala combination of chemical symbols and numbers to represent a chemical 8. a particle that circles around the nucleus of an atom and has a negative charge 9. 2 or more substances that are combined with chemical bonds 10. a bond between a metal and a non metal 12. the most reactive non metals 14. a bond between two or more non metals 18. a reactions that absorbs energy 19. a substances that can change color dopending on the presence of an acid or a bas 22. a reaction that releases energy 25. the smallest unit of an element that maintain the properties of the element 28. a charged particle that forms when an atom gains or transfers electrons 29. AB ---> A + B 30. outer of an atom levels that electrons are found on 31. substances with a pH of 7.1- 14 32. part of the nucleus of an atom that has a positive charge

Down 2. one os the elements in group two of the periodic table 3. a bond between 2 or more metals 4. a solid that is produced as a result of a chemical reaction in solution 5. the mesurment of pH from 0 to 14 with 7 being nuetral 6. particles in the nuclues that have no charge 7. a compound made using covalent bonds 11. covalent compounds that include carbon 13. when two chemicals combine to form a different chemical 15. the most reactive metals 16. the regular pattern in which a crystal is aranged 17. electrons in the last energy level 20. a compound made using ionic bonds 21. a substance that participates in a chemical reaction 23. elements that wont make bonds with any other chemicals 24. substances with a pH of 6.9-0 26. a substance that forms in a chemical reaction 27. B+C---> BC