2. 1 This is Jeopardy Atomic Theory

3. 2 Category No. 1 Category No. 2 Category No. 3 Category No. 4 Category No. 5 100 200 300 400 500 Final Jeopardy

4. 3 C1-100-The answer is… Which scientist came up with the idea that all matter is made up of tiny pieces of matter and named them atomos? Democritus Back

5. 4 C1-200-The answer is… Which scientist discovered when elements combine in a compound the ratio of their masses is always the same? Dalton Back

6. 5 C1-300-The answer is… Where is the nucleus found in an atom and what is the charge of the nucleus? Concentrated in the center; positive Back

7. 6 C1-400-The answer is… How is Bohr’s atomic model similar to Rutherford’s model? Described as a nucleus surrounded by a large volume of space Back

8. 7 C1-500-The answer is… Which model describes the most likely locations of electrons in an atom? Electron cloud model Back

9. 8 C2-100-The answer is… Which scientist conducted an experiment providing evidence of atoms containing negatively charged particles? Thompson Back

10. 9 C2-200-The answer is… How would you describe Dalton’s model of an atom? A solid sphere Back

11. 10 C2-300-The answer is… What composes the nucleus of an atom? Protons and neutrons Back

12. 11 C2-400-The answer is… For an atom to have no electric charge; the number of ________ must equal the number of _________. Electrons; Protons Back

13. 12 C2-500-The answer is… What is the charge of an alpha particle? positive Back

14. 13 C3-100-The answer is… What caused some of the alpha particles to bounce straight back from the gold foil in Rutherford’s experiment? Nuclei in the gold atoms Back

15. 14 C3-200-The answer is… Where is almost all the mass of an atom located? The nucleus Back

16. 15 C3-300-The answer is… Which subatomic particle has the least mass? Electron Back

17. 16 C3-400-The answer is… How many electrons fit in the the 1st energy level? Second? Third? 2;8;8 Back

18. 17 C3-500-The answer is… The atomic number of Carbon is 6. How many electrons are there in an atom of Carbon -14? 6 Back

19. 18 C4-100-The answer is… Which scientist proved evidence for the existence of a nucleus in an atom? Rutherford Back

20. 19 C4-200-The answer is… What is the smallest particle of an element that retains the properties of that element? Atom Back

21. 20 C4-300-The answer is… Who thought that all matter is made of four elements: earth, air, fire, water Aristotle Back

22. 21 C4-400-The answer is… Who discovered the electron cloud model? Schrodinger Back

23. 22 C4-500-The answer is… Most Oxygen atoms have an atomic # 8 and mass # 16. Some Oxygen atoms have a mass # 18. How would you describe this Oxygen atom? Isotope Back

24. 23 C5-100-The answer is… In Bohr’s model of the atom, how do electrons move? Like planets orbiting the sun Back

25. 24 C5-200-The answer is… Which subatomic particle has a negative charge? Electron Back

26. 25 C5-300-The answer is… What information does the atomic number of an atom tell you? Number of protons, number of electrons in a neutral atom Back

27. 26 C5-400-The answer is… What is the formula used to find the number of neutrons in an atom? Mass number – atomic number = neutrons Back

28. 27 C6-500-The answer is… What happens to an electron when it gains energy? It jumps to a higher energy level Back

29. 28 Final Jeopardy Br -1 Find: atomic #, mass#, protons, neutrons, electrons, Is this an ion, isotope, or neutral? Atomic # - 35, Mass # 80, Protons – 35, Neutrons – 45, Electrons – 36 Ion Back End Game