The ProProfs editorial team is comprised of experienced subject matter experts. They've collectively created over 10,000 quizzes and lessons, serving over 100 million users. Our team includes in-house content moderators and subject matter experts, as well as a global network of rigorously trained contributors. All adhere to our comprehensive editorial guidelines, ensuring the delivery of high-quality content.
The atom is the smallest particle of an element. The atoms make up molecules, which in turn makeup elements. In the chemistry classes this week we discussed all the three and a test on this is moving closer. Use the quiz to polish up what you know so far. All...see morethe best! see less
Personalize your quiz and earn a certificate with your name on it!
Submit
Submit
Submit
Submit
Submit
Submit
Submit
Submit
Submit
Submit
Submit
Submit
View My Results
Quiz Review Timeline (Updated): Mar 21, 2023 +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.