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Periodic Table Trends Worksheet
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Periodic Table Trends Worksheet
📚 Part 1: Multiple Choice
1. As you move across a period from left to right, atomic radius:
Increases
Decreases
Stays the same
Increases then decreases
2. Which group contains the alkali metals?
Group 1
Group 2
Group 17
Group 18
3. Which element has the highest electronegativity?
Oxygen
Fluorine
Nitrogen
Chlorine
4. Which properties generally increase as you move down a group? (Select all that apply)
Atomic radius
Number of electron shells
Ionisation energy
Metallic character
✏️ Part 2: True or False
5. Noble gases are found in Group 18 and are highly reactive.
True
False
6. Ionisation energy generally decreases across a period from left to right.
True
False
7. Elements in the same group have similar chemical properties.
True
False
📝 Part 3: Short Answer Questions
8. Explain why atomic radius decreases across a period.
9. Name the element in Period 3, Group 17: _______________
10. Which has a larger atomic radius: sodium (Na) or magnesium (Mg)? Explain your reasoning.
11. List three characteristics of transition metals:
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