Atomic Structure Quiz

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

What is the difference between Cl 35 and Cl 37?

  • Atomic mass
  • Number of neutrons (correct)
  • Number of protons
  • Number of electrons

What is the maximum number of electrons in the first energy level?

  • 6
  • 10
  • 2 (correct)
  • 14

What principle is used to fill orbitals with electrons in an atom?

  • Electron configuration principle
  • Atomic mass principle
  • Centripetal force principle
  • Aufbau principle (correct)

What is the maximum number of electrons in a p subshell?

<p>6 (A)</p> Signup and view all the answers

How do you write electron configurations for an element?

<p>Start with hydrogen and build the configuration one electron at a time (A)</p> Signup and view all the answers

What is the reason for exceptions to the Aufbau principle in d and f block elements?

<p>Orbital interactions (B)</p> Signup and view all the answers

What is the role of centripetal force in electrons orbiting the nucleus?

<p>It opposes the pull of the nucleus on the electrons moving in a circular path. (B)</p> Signup and view all the answers

What is the charge of an ion with 19 protons and 21 electrons?

<p>-1 (C)</p> Signup and view all the answers

What is the term for positively charged particles discovered by Eugen Goldstein?

<p>Proton (C)</p> Signup and view all the answers

What is the atomic number of an atom with 20 protons in its nucleus?

<p>20 (D)</p> Signup and view all the answers

What is the term for the number of protons and neutrons in the nucleus?

<p>Mass number (D)</p> Signup and view all the answers

What is the relationship between the number of electrons and protons in a neutral atom?

<p>The number of electrons is equal to the number of protons. (B)</p> Signup and view all the answers

What is the main reason why materials with 1 - 3 valence electrons are considered conductors of electricity?

<p>They tend to easily give away their 1 - 3 valence electrons to acquire stability following the octet rule. (D)</p> Signup and view all the answers

What happens to the material when free electrons move in different directions?

<p>The material acquires a static electric charge. (A)</p> Signup and view all the answers

What is required to harness the power of static electricity?

<p>Applying pressure to the material using a battery. (D)</p> Signup and view all the answers

What determines whether a material is a conductor, insulator, or semiconductor?

<p>The number of valence electrons in the atomic structure. (A)</p> Signup and view all the answers

What is the term for electrons that are free to wander around the surface of a substance?

<p>Free electrons. (C)</p> Signup and view all the answers

What is the purpose of a battery in harnessing the power of static electricity?

<p>To move free electrons in a single direction. (A)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Elemental Proton Challenge
10 questions
Atomic Structure and Mass Quiz
7 questions
Chemistry Section 3.1: Atom Structure
5 questions
Use Quizgecko on...
Browser
Browser