Name: __________________________________________ Date: ______________________ Period: ________
Post-assessment – The Periodic Table
1. What is the periodic table?
2. Who designed the layout of the periodic table?
3. How is the periodic table organized?
4. Color and label the metals in one color on the first periodic table below, the non-metals in another color
on the second periodic table below, and the metalloids (or semi-metals) in a third color on the third
periodic table below.
5. Color and label the alkaline earth metals on one periodic table. Repeat for alkali metals, actinides,
halogens, lanthanides, noble gases, and transition metals.
6. Classify the following elements as metals, non-metals, or metalloids (semi-metals):
___________ Arsenic
___________ Selenium
___________ Technetium
7. Classify the following elements as actinides, alkali metals, alkaline earth metals, halogens, lanthanides,
noble gases, and transition metals:
___________ Actinium
___________ Cesium
___________ Astatine
___________ Radium
___________ Cerium
___________ Radon
___________ Zirconium
8. Label the periodic table below with the correct amount of valence electrons for each group:
9. How many valence electrons does each element have?
_____ Bismuth
_____ Germanium
_____ Polonium
_____ Strontium
_____ Gallium
_____ Iodine
_____ Rubidium
_____ Xenon
10. Label the periodic table below with the correct ion charge for each group:
11. What is the charge of the following ions?
_____ Aluminum ion
_____ Fluorine ion
_____ Calcium ion
_____ Sodium ion
_____ Sulfur ion
12. Complete the table below for a neutral charged Aluminum atom and an Aluminum ion
Element/Ion
Al
Al3+
Atomic #
Atomic Mass
Protons
Electrons
Neutrons
13. Write a cation equation for Barium:
14. Write an anion equation for Chlorine:
15. Do cations have a positive or negative charge?
16. Do cations gain or lose electrons?
Do anions have a positive or negative charge?
Do anions gain or lose electrons?
17. What is the Bohr model? What subatomic particle is represented in the Bohr model?
18. How many electrons are placed on the inner energy level of the Bohr model? The second energy level?
19. Draw a Bohr model for Cobalt.
20. Draw a Bohr model for the Oxygen anion.
21. Draw a Bohr model for the Magnesium cation.