Atoms/Periodic Table Pop Quiz



Atoms/Periodic Table Pop Quiz Name_____________________

Period _______

1. Compare protons, neutrons and electrons

| | Protons | Neutrons | Electrons |

| | | | |

|Charge | | | |

|Location in | | | |

|Atom | | | |

2.

| 2 |

| |

|He |

|4.0 |

a. What is the top number called? ______________

b. What is the bottom number called? _____________

3. How do you find the number of protons?

4. How do you find the number of electrons?

5. How do you find the number of neutrons?

6. Complete the following:

a. Nitrogen Diagram of energy levels

Atomic Number ____

Atomic Mass ____

Protons ____

Neutrons ____

Electrons ____

Valence Electrons ____

b. Sodium Diagram of energy levels

Atomic Number ____

Atomic Mass ____

Protons ____

Neutrons ____

Electrons ____

Valence Electrons ____

7. What particle in an atom determines what element it is? _______________

8. What two things will be different for isotopes of an element?

a.

b.

9. Complete the following:

a. Iodine-131

Atomic Number ____

Protons ____

Neutrons ____

Electrons ____

b. Carbon-14

Atomic Number ____

Protons ____

Neutrons ____

Electrons ____

10. What is the difference between a group and a period on the Periodic Table.

11. Identify these elements:

a. A very reactive metal with properties similar to magnesium and in the same

period as bromine.

b. A nonmetal in the same group as lead.

c. This metal is the most reactive metal in its period and cannot be found uncombined in nature (will be in a compound). Each atom of the element contains 19 protons.

12. How is the Periodic Table of the Elements organized?

13. Where are the metals, nonmetals and metalloids located on the Periodic Table?

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