2. Jeopardy

3. Chap. 11 Vocab Atomic Theory The Atom Chap. 12 Vocab Group or Period Parts of a Periodic Table Misc. 20 40 60 80 100 120

4. 20 Points The smallest particle into which an element can be divided and still be the same substance. The meaning of it’s name is “not able to be divided”. What is an atom?

5. 40 Points Positively charged particle located in the nucleus of the atom. What is a proton?

6. 60 Points Negatively charged particle of the atom surrounding the nucleus. What is an electron?

7. 80 Points Particle located in the nucleus of the atom with no charge. What is a neutron?

8. 100 Points A dense, positively charged area of the atom. What is the nucleus?

9. 120 Points An atom that has the same number of protons but different numbers of neutrons? What is an isotope?

10. 20 Points What did Democritus, Dalton, Thomson, Rutherford and Bohr all have in common? What is they contributed to the development of the atomic theory?

11. 40 Points Scientist who created the plum pudding model of the atom. Who is Thomson?

12. 60 Points The plums in the plum pudding model of the atom. What are the electrons?

13. 80 Points Atomic particle with the least mass. What is an electron?

14. 100 Points The dense positively charged part of the atom. Most of the atom’s mass is found here. What is the nucleus?

15. 120 Points Erwin Schrodinger discovered that these are areas where the electrons are likely to be found. What are electron clouds?

16. 20 Points The number that is the same for all atoms of an element. What is the atomic number?

17. 40 Points An atom that loses or gains one or more electrons and becomes a charged particle. What is an ion?

18. 60 Points The sum of the protons and neutrons in the nucleus of an atom. What is the mass number?

19. 80 Points Atoms of the same element that have the same number of protons and a different number of neutrons. What are isotopes?

20. 100 Points The weighted average of the masses of all the naturally occurring isotopes of an atom. What is the atomic mass?

21. 120 Points The force that holds the protons together in the nucleus of an atom. What is strong force?

22. 20 Points Something that occurs or repeats at regular intervals. What is periodic?

23. 40 Points The chart that lists all the elements arranged by atomic number and set-up in patterns that repeat What is The Periodic Table of Elements?

24. 60 Points Elements that are directly on the zig-zag line or close to it and have properties of both metals and nonmetals, sometimes they are called semiconductors. What are metalloids?

25. 80 Points Group one on the periodic table with one electron in it’s outer energy level and very reactive. (Lithium and Sodium are examples) What are alkali metals?

26. 100 Points Group two on the periodic table…has two electrons in the outer energy level and is reactive. (Beryllium and Calcium are examples) What are alkaline-earth metals?

27. 120 Points Second to the last group on the periodic table…group 17…very reactive. (Chlorine and Flourine are examples) What are halogens?

28. 20 Points A vertical column on the periodic table What is a group or family?

29. 40 Points Name we give a horizontal row on the periodic table What is a period?

30. 60 Points Elements in group 18…unreactive, do not combine with other elements to form compounds. What are the Noble Gases?

31. 80 Points Groups 3-12 on the periodic table…also includes two special series of elements on the bottom of the table. What are the transition elements?

32. 100 Points Most are solid at room temperature and are good conductors of electricity. What are metals?

33. 120 Points The physical and chemical properties of elements change….. What is across each period?

34. 20 Points This is what most of the periodic table is made up of and they are located to the left of the zig- zag line on the periodic table…they are mostly solid at room temperature and good conductors of heat and electricity. What are metals?

35. 40 Points These elements are located to the right of the zig-zag line on the periodic table…they contain many gases and are poor conductors of electricity and heat. What are nonmetals?

36. 60 Points The two names of the special transition elements series located at the bottom of the periodic table. What are lanthanides and actinides?

37. 80 Points The scientist who discovered a repeating pattern to the arrangement of the periodic table and gave it its name. Who is Dimitri Mendeleev?

38. 100 Points The chemical symbol for Magnesium. What is Mg?

39. 120 Points The atomic number of Calcium> What is 20?

40. 20 Points Mendeleev arranged the elements by their… What is increasing atomic mass?

41. 40 Points An atom of carbon with 6 protons, 6 electrons, and 6 neutrons would have a mass number of… What is 12?

42. 60 Points About 20% of the air we breathe is oxygen…this element makes up the most part of the air we breathe….almost 80%. What is nitrogen?

43. 80 Points An unstable atom with a nucleus that will change over time. What is a radioactive isotope?

44. 100 Points The total number of naturally occurring elements there are in the world? What is 92?

45. 120 Points States that the properties of elements change periodically with the elements’ atomic numbers. What is periodic law?