Periodic Table Fundamentals
This worksheet covers fundamental concepts of the periodic table, including element organization, properties, and trends for Grade 10 Science students.
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Periodic Table Fundamentals
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Read each question carefully and answer to the best of your ability. Use a separate sheet of paper if more space is needed for short answer questions.
1. Which of the following elements is a halogen?
Sodium (Na)
Iron (Fe)
Chlorine (Cl)
Helium (He)
2. Elements in the same period have the same number of:
Valence electrons
Protons
Electron shells
Neutrons
3. The periodic table is organized by increasing atomic .
4. Elements in Group 18, also known as Noble Gases, are generally .
5. The most reactive metals are found in Group .
6. Nonmetals are generally good conductors of electricity.
True
False
7. The atomic radius generally increases as you move from left to right across a period.
True
False
8. Explain the difference between a group and a period on the periodic table.
9. Describe one periodic trend and how it changes across a period and down a group.
10. Refer to the image of an element box below. Identify what each labeled part represents.
A:
B:
C:
D: