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...

15 Questions

0 Views

Formation of Ions

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 is required for an atom to form an ion?

Gain or lose a proton

Gain or lose a neutron

Gain or lose a positron

Gain or lose an electron (correct)

Which of the following statements is true about a neutral atom?

It has more protons than electrons

It has more electrons than protons

It has the same number of protons and electrons (correct)

It has no neutrons

Why does an atom become positively charged when it loses an electron?

It has more neutrons than protons

It has fewer protons than electrons

It has fewer electrons than protons (correct)

It has more protons than neutrons

What type of bond is formed between sodium (Na) and chlorine (Cl) in sodium chloride (NaCl)?

Ionic bond Signup and view all the answers

How do ions become stable in a chemical reaction?

By bonding with oppositely charged atoms Signup and view all the answers

What is the term used for the electrons in the outermost energy shell that are involved in chemical reactions?

Valence electrons Signup and view all the answers

Which rule states that the maximum number of valence electrons in the outermost energy shell is 8?

Octet rule Signup and view all the answers

Which type of ion forms when an atom gains electrons and has an overall negative charge?

Anion Signup and view all the answers

What is the charge on a cation and why?

+1 charge because it has more protons than electrons Signup and view all the answers

How does an atom become stable as an anion?

By gaining electrons to fill the outer energy shell Signup and view all the answers

What is the general trend for metals and nonmetals in terms of gaining or losing electrons?

Metals tend to lose electrons, while nonmetals tend to gain electrons. Signup and view all the answers

How do metals achieve stability through electron loss?

By losing electrons from their outer energy shell. Signup and view all the answers

What is the charge of a nonmetal with 6 valence electrons after gaining the necessary electrons?

-2 Signup and view all the answers

Why does a metal ion have a positive charge?

It loses valence electrons, leading to more protons than electrons. Signup and view all the answers

How does a nonmetal achieve stability through electron acceptance?

By gaining electrons to add to its outermost energy shell. Signup and view all the answers