Question 1
Which set of quantum numbers (n, l, m_l, m_s) is allowed for an electron occupying a 3p orbital?
Correct Answer:
n = 3, l = 1, m_l = -1, m_s = +1/2
Question 2
What is the ground-state electron configuration of the Fe²⁺ ion (atomic number Z = 26)?
Correct Answer:
[Ar] 3d⁶
Question 3
Which of the following ground-state neutral atoms has the highest first ionization energy?
Correct Answer:
Neon (Ne)
Question 4
According to Pauling's scale, which element is the most electronegative?
Correct Answer:
Fluorine (F)
Question 5
Which principle states that no two electrons in an atom can have the exact same four quantum numbers?
Correct Answer:
Pauli Exclusion Principle
Question 1
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Prepare with the PAU Chemistry (Aragón) Practice Questions - Aragón PAU Chemistry Química 2o Bachillerato Exam practice quiz. This question bank includes 100 questions covering reaction, rate, energy, standard, and constant. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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PAU Chemistry (Aragón) Practice Questions - Aragón PAU Chemistry Química 2o Bachillerato Exam

This practice set contains 100 questions from the matching question bank and focuses on reaction, rate, energy, standard, and constant. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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