Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards
share
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

Chemistry Unit 3

TermDefinition
Mendeleev organized periodic table by atomic mass
Mosely organized periodic table by increasing atomic number
Metals located on left of zig-zag line except hydrogen
Nonmetals located on right of line
Metalloids touch line except Al and Po which are both metals
Alkai Metals Column 1 (vertical) S-block
Alkaline Earth Metals Column 2 (vertical) S-block
Transitions Metals Columns 3-12 (vertical) D-block
Halogens Column 17 (vertical) P-block
Noble Gases Column 18 (vertical) P-block
Lanthanides #'s 58-71 F-block
Actinides #'s 90-103 F-block
Inert stable/non-reactive
Atomic Size Distance from nucleus edge. Increases as you go down and gains energy level. Decreases from left to right. Increases #of protons
Ionization Energy Increases from left to right and decreases going down.
Electronegativity Attracting electrons. Increases from left to right. Decreases from top to bottom b/c atom gets bigger.
Created by: NaudiaConradi