Chemistry Chapter 6 Quiz
10 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does the Aufbau Principle state about electrons in orbitals?

  • Electrons fill higher energy orbitals before lower ones.
  • Electrons must pair up in an orbital before filling another.
  • Electrons fill orbitals in order of increasing energy. (correct)
  • Electrons occupy orbitals randomly.

    • Which of the following correctly describes Pauli Exclusion Principle?

  • All electrons in an atom must have different energy levels.
  • No more than two electrons can occupy the same orbital with opposite spins. (correct)
  • One electron can occupy multiple orbitals at the same time.
  • Two electrons in one orbital must have the same spin.

    • According to Hund's Rule, how should electrons be placed in equal energy orbitals?

  • Electrons must occupy all orbitals first before pairing. (correct)
  • Electrons fill the lowest energy orbital first, then double up.
  • Electrons can be placed in any orbital irrespective of energy levels.
  • All orbitals must be filled before any orbital is doubled.

    • Which of the following is true for an atom's atomic number?

    <p>It indicates the number of protons in the nucleus.</p> Signup and view all the answers

    How is the complete electron configuration of Helium represented?

    <p>[He] 1s2</p> Signup and view all the answers

    Which group on the periodic table contains the most reactive elements?

    <p>Halogens</p> Signup and view all the answers

    What is the maximum number of electrons that can occupy a set of p orbitals?

    <p>6</p> Signup and view all the answers

    Which principle states that no two electrons in an atom can have the same set of quantum numbers?

    <p>Pauli exclusion principle</p> Signup and view all the answers

    What major change did Mosley contribute to the periodic table?

    <p>Introduced atomic number as the organizing principle</p> Signup and view all the answers

    Which statement about the octet rule is correct?

    <p>Stable atoms typically have 8 valence electrons in their outer shell.</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser