Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

10 Questions

0 Views

Exploring the Atomic Structure

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

Which particles make up an atom?

Electrons, neutrons, and positrons

Electrons, protons, and photons

Protons, neutrons, and photons

Electrons, protons, and neutrons (correct)

Which particle is the smallest and has a negative charge?

Photon

Electron (correct)

Neutron

Proton

What is the role of protons in an atom?

They balance the strong nuclear force

They spin really fast around the nucleus

They are located in the center forming the nucleus (correct)

They have no charge

What is the simplest atom?

Hydrogen Signup and view all the answers

What does the atomic number of an element represent?

The number of protons in the nucleus Signup and view all the answers

Which particles make up the nucleus of an atom?

Protons and neutrons Signup and view all the answers

What is the charge of electrons?

Negative Signup and view all the answers

What is the role of neutrons in an atom?

To stabilize the nucleus Signup and view all the answers

What determines the mass of an atom?

The number of protons and neutrons combined Signup and view all the answers

Why is hydrogen less dense than air?

Hydrogen has fewer protons Signup and view all the answers