Common-Core/ Grade 7
Science MCQ Based On Atoms and chemical elements
Our free online Science test quiz for Grade 7 will assist you to improve your Science skills on every concept in a fun interactive way.
Happy students
Awesome classes
Common-Core Grade 7 - 7 Atoms and chemical elements
|
Think about proton and neutron
Both can exist as molecules
When two or more elements chemically combine in a fixed ratio by mass
mass number-atomic number
This is the smallest unit of ordinary matter that forms a chemical element.
Carbon
Think about oxygen
Valency
At JustTutors, we believe in the power of digital technology to help students get personalized learning and attention from India's best-in-class science, english and math tutors. We are focused on creating a top-class e-learning platform that brings together the best teachers, technology, media, content for creating a seamless and world-class experience for every student.