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Across 2. Barium Phosphide formula 4. "____properties" describe behavior of a substance with other substances 7. The change of state from a gas to a liquid 10. refers to the tendency of similar or identical particles/surfaces to cling to one another 11. Negatively charged ion 12. Formula for nitrous acid 13. Changing state from a liquid to a gas. 15. State of matter with no definite shape but definite volume 17. physical blend of two or more components 21. Types of bonds between molecules 23. A substance that does not let light pass through is described as ___________ 25. K2SO4 (2 words) 26. PCl3 (2 words) 27. To form a solution, a solute must be dissolved in a _______ 28. Covalent bond where electrons are shared equally (2 words) 29. another word for a chemical “change” 30. A physical state with distinct boundaries and uniform properties 32. HBr(aq) 38. The Sulfate ion has ______ oxygens and _______ negative charges 39. Solid that forms and settles out of a mixture 40. A diatomic gas. In an ionic compound the charge is usually 2- 41. is the tendency of dissimilar particles or surfaces to cling to one another 42. Covalent compounds do not form ions, they form _________ 43. Type of bonding with shared electrons 44. A liquid's resistance to flowing 45. another name for a homogeneous mixture

Down 1. Positively charged ion 3. A change in state or dimension is a ______ change. 5. A mixture with more that one phase is ______________ 6. Only contains one phase 8. State of matter of ionic compounds at room temperature 9. To transform from a solid to a gas without becoming liquid 14. can be observed without changing a substance (2 words) 16. Sodium chloride would be ___________ in a non-polar solvent 18. SF6 (2 words) 19. The phosphate ion has ______ oxygens and _______ negative charges 20. dependent of the amount of a substance that is present (2 words) 22. Not completely transparent 24. HClO2 (aq) (2 words) 31. State of matter with definite shape and definite volume 32. having strongly polar groups that readily interact with water 33. Which element has a 3+ charge 34. Mass per unit volume 35. polyatomic cation 36. Unequal sharing or a bear 37. A precipitate which resembles watery jello is called ______________