Electronegativity increases across a period because:

A Atomic radius increases

B Nuclear charge increases while electrons are added to the same shell

C More electron shells are added

D Neutrons increase

✓ Correct Answer: Option B

Across a period, increasing nuclear charge pulls shared electrons more strongly, increasing electronegativity.

💡 Why is B) the correct answer?

The correct answer to the question "Electronegativity increases across a period because:" is Option B: Nuclear charge increases while electrons are added to the same shell.

The other options — A) Atomic radius increases, C) More electron shells are added, D) Neutrons increase — are incorrect for this DAT Exam Prep question. As explained above: Across a period, increasing nuclear charge pulls shared electrons more strongly, increasing electronegativity.

📚 About This DAT Exam Prep Practice Question

This 2-level DAT Exam Prep question from the General Chemistry topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free DAT Exam Prep practice test or use flashcards for spaced repetition review.

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Electronegativity increases across a period because:

✓ Correct Answer: Option B

📚 About This DAT Exam Prep Practice Question

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