4 - Period Characteristics
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Practice Questions
Test your understanding with targeted questions
What element fills the 2s orbital in Period 2?
💡 Hint: Think of the first group in Period 2.
Which way does the atomic radius change across a period?
💡 Hint: Consider the strength of the nuclear pull on electrons.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What happens to atomic size as effective nuclear charge increases from left to right across a period?
💡 Hint: Think about the force exerted by the nucleus on valence electrons.
True or False: Nonmetals become less reactive as you move across a period.
💡 Hint: Consider the behavior of halogens.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Discuss how the trends of atomic radius and ionization energy can be visualized on the periodic table, providing an example from Period 3.
💡 Hint: Examine the change in nuclear charge throughout the period.
Analyse how diagonal relationships can predict similar chemical properties, using specific examples from the periodic table.
💡 Hint: Consider covalent bonding and chemical reactions.
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