Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

chpter1 Review

Atoms and Matter

Protons and neutrons are the ______________of an atom nucleus
you can identify an element if you know its atomic number or_____________ protons
in the periodic table , the number of an element is the___________ above its symbol whole number
The nucleus of an atom contains______________ and neutrons protons
the nucleus has a ______________and the _____________ of the atom Positive charge, most mass
an electron is a _____________particle located outside the nucleus negatively charged
The modern model of an atom is called the___________ model electron-cloud
Electrons that close to nucleus have_________ than electrons that are farther from the nucleus less energy
The atomic number of ____________ in the nucleus of an atom of an element protons
Isotopes have the same number of protons but different numbers of ______________ neutrons
An ion has a charge because it has gained or lost____________ electrons
A _____________ ion has more protons than electrons positive
Adding a ____________ to a neutral atom produces a new element proton
___________ is positively charged particle in the nucleus of an atom proton
___________ is a region surrounding an atom's nucleus where one or more electrons are often found electron cloud
Created by: copelhai3608