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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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


Atomic Elements

Covalent Bond A Chemical bond formed when two atoms share electrons
Valence Electrons The electrons that are farthest away from the nucleus of an atom and are involved in chemical reactions
Isotope An Atom with the same number of protons and a different number of neutrons
Proton Small positively charged particles that are found in the nucleus of an atom
Mass Number The sum of protons and neutrons in the nucleus of an atom
Nucleus The central core of atom containing protons and usually neutrons
Atomic Mass The average mass of one atom of an element
Atomic Number The number of protons in the nucleus of an atom
Electron The tiny negatively charged high energy particles that move around outside of the nucleus of an atom
Ion An atom or group of atoms that have been electrically charged
Ionic Bond The attraction between oppositely charged ions
Neutron Small uncharged particles that are found in the nucleus of an atom
Mixture Two or more substances that are mixed together but are not chemically combined
Compound A substance made from two or more elements chemically combined in a specific ratio or proportion
Element Natural and has nothing combined with it
Created by: tmajmurray



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards