Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Atoms and molecules

structre of a Atom and Molecules

How do Atoms form? Chemical bonds form when the valence electrons of one atom interact with the valence electrons of another atom.
How do Molecules form? It forms by electron sharing bonds that form when the atoms come together in mixture.
What do Atoms and a Molecules have in common? Both atoms and molecules are incredibly tiny particles that form the building blocks of various substances.
What are the structures of a Atom? Basic Structure of the Atom An atom is the most basic unit of a chemical element.
What are the structures of a Molecules A molecule is an electrically neutral group of two or more atoms held together by chemical bonds
What is a Positive charge? Neutrons do not have any charge at all, while protons carry positive charge.
What is a Negative charge? Normally with a negative charge they are called Electrons.
What is a proton? Protons and neutrons, each with masses of approximately one atomic mass unit, are collectively referred to as "nucleons".
What is a neutron? a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
Created by: Love156