1. Bell-Ringer Please put your homework on the left corner of your desk Please put your homework on the left corner of your desk Get a board, marker/chalk, and a wipey thing Get a board, marker/chalk, and a wipey thing Take out your Reference Tables and prepare for review Take out your Reference Tables and prepare for review Your test will be NEXT CLASS Your test will be NEXT CLASS

2. Review Game Eureeka Atomic Structure

3. What is similar about a proton and a neutron? They are in the nucleus They are in the nucleus They have a similar mass They have a similar mass

4. History.... What did the Greeks think all things were made of? What did the Greeks think all things were made of? Who believed atoms looked like Plum Pudding? Who believed atoms looked like Plum Pudding? What does the Gold Foil Experiment prove? What does the Gold Foil Experiment prove? Why is the solar system model of an atom not perfect? Why is the solar system model of an atom not perfect?

5. Which of the following elements has the greatest nuclear charge? 1. He 2. N 3. H 4. C

7. 2. Which sub-atomic particle in electrically neutral?

8. Vocabulary Define ion- Define ion- An element with a positive or negative charge Define isotope- Define isotope- An atom with the same number of protons but a different number of neutrons as another atom An atom with the same number of protons but a different number of neutrons as another atom

9. 5. Which species has a negative charge? 1. A lithium ion 2. An alpha particle 3. A beta particle 4. An aluminum ion

11. Which of the below nuclei is an isotope of 10 p 11 n 9 p 11 n 11 p 12 n 10 p 9 n 11 p 10 n 1. 2. 4.3.

12. Why are atomic masses not whole numbers? They are the average of the masses of all the isotopes They are the average of the masses of all the isotopes

13. What does the outermost principal energy level of Oxygen look like? Orbital notation please Orbital notation please

14. 1s 2 2s 2 2p 4 1 2 s s p

15. Which has a completely filled 3 rd Principle Energy Level? 1. K 2. Zn 3. Ca 4. Ar

17. What is the maximum number of electrons a single orbital in the 3d sublevel may contain? 1. 5 2. 2 3. 3 4. 4

19. As an S -2 ion loses two electrons and becomes an S 0 atom, the number of protons in the nucleus 1. Increases 2. Remains the same 3. Decreases 4. I don’t know but Mole Day is wonderful

20. If it’s Sulfur, it will have unchanging protons

21. Elements over which atomic number on the periodic table are radioactive?*

22. As an atom in the excited state returns to the ground state, what happens to the energy of the atom?

23. What is the total number of electrons in a Mg atom?* What is the total number of electrons in a Mg +2 ion?*

24. A particle is coming out of a radioactive source. What is the radioactive particle?

25. Draw the electron configuration for fluorine?

26. Draw an orbital notation for Magnesium How is the Reference Table e -1 configuration related to yours? How is the Reference Table e -1 configuration related to yours? How many orbitals are completely filled? How many orbitals are completely filled? How many sublevels are filled? How many sublevels are filled? What is the valence shell? What is the valence shell? Could you identify the valence shell without drawing it? Could you identify the valence shell without drawing it? Draw the Lewis-Dot diagram Draw the Lewis-Dot diagram

27. If the two elements below are mixed, what will the emission spectra look like?

28. That is the end of the game Tally your points and wait in suspense to see who wins Tally your points and wait in suspense to see who wins If you want a copy of these questions, pick them up from the chair in front of my room during activity period If you want a copy of these questions, pick them up from the chair in front of my room during activity period