9th Grade Electronic Structure Quizzes, Questions & Answers

9th Grade

Top Trending Electronic Structure Quizzes

Protons and neutrons are the heaviest particles in an atom and as a result they make up most of the mass of the atom. If you Change the number of neutrons in an atom it becomes an isotope, change the number of electron and it...

Questions: 13 | Attempts: 3159 | Last updated: Sep 12, 2025

Sample Question
How do I form Li+?

Add one electron

Remove one proton

Remove one electron

Add one neutron

Electron Shell Structure Quiz

Ready to test your understanding of atomic structure? This quiz walks you through electron configurations, orbital types, and how electrons fill energy levels. You’ll explore s, p, d, and f orbitals, learn how electron...

Questions: 10 | Attempts: 5652 | Last updated: Dec 8, 2025

Sample Question
Aluminum has a proton number of 13. Its electron configuration will be 2, 8, and 3.

True

False

Chemistry Quiz: Atomic Structure & Atomic Mass Calculations

Welcome to the Chemistry Quiz: Atomic Structure & Atomic Mass Calculations! This quiz delves into the fundamental aspects of atomic science, exploring the intricate world of atoms and their properties. Test your knowledge on...

Questions: 17 | Attempts: 5516 | Last updated: Oct 22, 2025

Sample Question
The diagram below represents carbon-14. What is the mass number of carbon-14?

6

14

8

20

Protons, Neutrons, And Electrons In Ions

This quiz focuses on understanding the atomic structure of ions, specifically protons, neutrons, and electrons in various ions like O2-, Cl-, and P3-. It assesses key skills in identifying atomic and ionic structures, crucial for...

Questions: 54 | Attempts: 821 | Last updated: May 8, 2025

Sample Question
How many protons are in O2-?

8

6

10

10

Atoms & Isotopes Quiz - Put Your Chemistry Basics To The Test

Ready to test how well you truly understand atoms? This quiz takes you through the fundamentals of atomic structure, from calculating neutrons to distinguishing isotopes and understanding how atoms differ across elements....

Questions: 14 | Attempts: 136 | Last updated: Dec 12, 2025

Sample Question
An atom composed of 16 protons, 16 electrons, and 16 neutrons is:

Sulfur-48

Germanium-32

Sulfur-32

Sulfur-16

Popular Electronic Structure Quizzes

Chemistry Atomic Structure Quiz Questions and Answers

Test your understanding of atomic structure with this comprehensive Atomic Structure Quiz! This quiz covers key chemistry concepts, including protons, neutrons, electrons, atomic number, and electron configuration. You'll...

Questions: 20 | Attempts: 27769 | Last updated: Oct 23, 2025

Sample Question
A neutron carries a positive charge.

True

False

8th-grade Atomic Structure and The Periodic Table

You’re never too young or too old to start learning about science, and today we’ll be doing so at an eighth-grade level. How much do you know about atomic structure and the periodic table of elements? Take the...

Questions: 15 | Attempts: 13522 | Last updated: Sep 30, 2025

Sample Question
The central part of an atom is called the

Electron

Neutron

Proton

Nucleus

Simple Quiz On Atomic Structure

Simple quiz on atomic structure, chemical bonding and the periodic table.

Questions: 20 | Attempts: 12562 | Last updated: Mar 22, 2025

Sample Question
What are isotopes?

A) They have the same number of neutrons but different number of protons.

B) They have different number of neutrons and protons but same number of electrons

C) They have different number of neutrons and electrons but same number of protons

D) They have different number of neutrons but same number of protons.

Quiz On Elements and Compounds Of Atom!

An atom is a primary piece of matter made up of protons, neutrons, and electrons called subatomic particles. The atom's center is known as the Nucleus, which carries the negative charge around which electrons flow. This quiz...

Questions: 10 | Attempts: 11129 | Last updated: Oct 21, 2025

Sample Question
If lithium has an atomic number of 3 and a mass number of 7, the correct number of protons, neutrons, and electrons, respectively, is:

3,4,3

4,3,3

3,3,4

4,4,3

Atom Model Quiz

Today we tackle one of the most important topics in the scientific field of chemistry – the atom! What do you know about the smallest constituent unit of ordinary matter, how it came to be discovered and what makes it...

Questions: 10 | Attempts: 7544 | Last updated: Sep 2, 2025

Sample Question
How do scientists know how atoms are structured?

By looking at them under a microscope

By running experiments that expose their properties

By examining only the largest atoms

By splitting them apart

Recent Electronic Structure Quizzes