Chemlab
Colourful chemistry universe
Learn
Simulations
Labs
Tools
Quiz
Dashboard
Master Alchem
Launch Lab
1XP
2XP
3XP
4XP
5XP
Chapter quiz
Atomic Structure Quiz
Answer each question, submit once, and review explanations for every item.
Question 1
Foundation
An atom has 11 protons, 12 neutrons, and 10 electrons. Which statement is correct?
Answer choices
It is a neutral neon atom
It is a sodium ion with a +1 charge
It is a magnesium ion with a -1 charge
It is a sodium isotope with a -1 charge
Question 2
Foundation
What is the mass number of an atom with 8 protons and 10 neutrons?
Numerical answer
Question 3
Foundation
Which change creates an isotope of carbon rather than a different element?
Answer choices
Add one proton
Remove one proton
Add two neutrons
Remove all electrons
Submit quiz