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

Chapter 1 review

atoms and molecules

positively charged particle in the nucleus of an atom proton
region surrounding an atom's nucleus where one or more electrons are found electron cloud
negatively charged particle the occupies the space in an atom out side the nucleus electron
one or more atoms of an element having the same number of protons but a different number of neutrons isotope
region at the center of an atom that contains most of the mass of an atom nucleus
an atom that has a charge because it has gained or lost electrons ion
The number of protons in the nucleus of an atom of an element atomic number
uncharged particle in the nucleus of an atom neutron
when you add protons to an element you get a... new element
when you add a neutron to an element you get a(n)... isotope
when you add an electron to an element you get a... negative ion
when you lose an electron to an element you get a... positive ion
Created by: arthutar2682