Chemistry Review

5. negative value for H
6. positive subatomic particle
7. used to quantify the heat flow into or out of a system
10. electrons are arranged in a "sea of electrons"
11. a chemical geometry with a 180 degree angle
13. type of radiation that is pure energy
16. the weakest of the intermolecular forces
18. unit of pressure
20. the capacity to do work
22. the rows of the periodic table
27. type of chemical reaction in which one product is formed
29. 1s2 2s2 2p6 3s2 3p6 4s2 3d6
30. gas law that related pressure, volume, temperature, and amount of a gas
31. bond between a nonmetal and a nonmetal
33. credited for the Atomic Theory of Atoms
34. the unit of energy, heat, or work
37. type of chemical reaction in which water and carbon dioxide are products
39. used to measure volume of a liquid
40. most electronegative element

1. the bond that holds two molecules together
2. first part of the atom to be discovered
3. unit of temperature
4. electron geometry of methane
8. group 1 of the periodic table
9. studies the rate at which a chemical reaction occurs
12. happens when there are too many protons in the nucleus and neutrons cannot hold them in
14. a metal that is a liquid at room temperature
15. ionic, covalent, or metallic bond
17. a force between H and N,O, or F
19. the study of heat released or required by a chemical reaction
21. mass divided by volume
23. created the "Nuclear" model of the atom, after the gold foil experiment
24. a unit to measure concentration
25. created the "Plum Pudding" model of the atom
26. group 7 on the periodic table
28. type of replacement reaction where one element "trades places" with an element in a compound
32. Valence shell electron pair repulsion
35. result of an electronegativity difference greater than 0.3
36. bond between a metal and a nonmetal
38. 1s2 2s2 2p6 3s2 3p6 4s2