CHEMISTRY

5. it will break into charged particles when in solution with water
6. force of attraction that holds two atoms together in a molecule
9. the ratio of the mass of an object to the volume it occupies
10. need only one electron to achieve a noble gas configuration
12. reacts with acids, bases, and oxygen, gas, or not
13. particles are far apart from each other
15. Chemistry of life
17. solid to liquid
19. particles are neither too close nor too far from each other
25. liquid to solid
26. substance can damage an organism or not
27. formed by electron sharing between the atoms of nonmetals
30. can be affected by the size and amount of samples
31. a bond in which two atoms share one pair of electrons
33. a bond exist when two atoms share three pairs of electron
34. ability of the substance to react with other substances
40. particles are very close to each other
41. simplifying a very large number or a very small number
43. colloidal system of particles dispersed in gas
45. formed between metal and mon metal elements
46. analysis of composition
47. simplest form of matter
48. matter that has a definite composition and distinct properties
49. study of the effect of chemical structure on the physical properties of a substance
50. can be measured and observed without changing the composition of the substance

1. determined when a certain quantitative value is relatively close to the true value
2. gas to liquid
3. substance undergoes combustion or not
4. tells how hot or cold an object is
7. a state in which opposing forces or influences are balanced
8. majority of the elements in the periodic table
11. radius represents the distance between the nucleus to its valence shell
14. solid to gas
16. ability of the atom to donate electrons
18. liquid to gas
20. made up of carbon, hydrogen, oxygen and nitrogen
21. composed of two or more substances combined physically in variable proportions
22. also called as solution
23. dealing with hydrocarbon
24. the substance can be easily decomposed or not
28. dispersed phase
29. consist of coaser particles that are visible to the naked eye
32. gas to solid
35. does not depend on the size or amount of the sample
36. smallest particle of an element
37. rightmost part of the periodic table
38. formed when two atoms share two pairs of electrons
39. quantity of matter in the object
42. present in other elements
44. the separation of a mixture by passing it in solution or suspension or as a vapor