Periodic Table Trends Worksheet
Explore the fundamental trends of the periodic table, including atomic radius, ionization energy, and electronegativity, through various question types.
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Periodic Table Trends
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Read each question carefully and answer to the best of your ability. Show all work where applicable.
1. Which of the following periodic trends describes the energy required to remove an electron from a gaseous atom?
Electronegativity
Atomic Radius
Ionization Energy
Electron Affinity
2. As you move from left to right across a period on the periodic table, what generally happens to the atomic radius?
It increases
It decreases
It remains constant
It fluctuates unpredictably
3. Electronegativity generally as you move down a group on the periodic table.
4. The ability of an atom to attract electrons in a chemical bond is called .
5. Metals generally have higher ionization energies than nonmetals.
True
False
6. The shielding effect causes the outermost electrons to be held more tightly by the nucleus.
True
False
7. Explain why atomic radius generally increases as you move down a group on the periodic table.
8. Describe the relationship between ionization energy and metallic character.
Match each term with its correct definition.
9. Atomic Radius
a. Energy required to remove an electron
10. Ionization Energy
b. Ability to attract electrons in a bond
11. Electronegativity
c. Half the distance between two nuclei of identical atoms bonded together
12. The illustration below shows a typical element box from the periodic table. Label the parts indicated by the arrows with the correct term (e.g., Atomic Number, Element Symbol, etc.).
A.
B.
C.
D.