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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens to metal reactivity as you move from left to right across a period?
💡 Hint: Think about how the nucleus's charge affects the electrons.
Question 2
Easy
As you move left to right, what happens to atomic size?
💡 Hint: Consider how protons pull electrons.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
As you move from left to right across a period, metal reactivity usually:
- Increases
- Decreases
- Stays the Same
💡 Hint: Think about how metal atoms react.
Question 2
True or False: Atomic size increases from left to right across a period.
- True
- False
💡 Hint: Consider what happens to electrons as you add protons.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Describe the significance of understanding periodic trends for predicting the properties of newly discovered elements.
💡 Hint: Think about how patterns help us in various fields of science.
Question 2
Using the trends explained, predict whether potassium or calcium would have a higher reactivity and substantiate your reasoning.
💡 Hint: Reflect on the groups these elements belong to in the Periodic Table.
Challenge and get performance evaluation