Save
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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
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

Ch: 3.4 Vocab

Chemistry ch.4 tesh over Vocab

QuestionAnswer
Valence Electrons An electron that is found on the outer most shell
Group Element share chemical properties
Main group elements S-block and P-block
Nuclear Reaction A reaction that affects the nucleus of an atom
Alloy A metal mad by combining 2 or more metallic elements, to give grater strength or resistance to corrosion
Ionization Energy Amount of energy needed to remove all electron from an atom
Electronegative A measure of the ability of an atom in a chemical compound to attract electrons
Electron Shielding Reduced attraction between a positive charge nucleus and negative electron because for greater distance between nucleus and valence electron
Atomic Radius Measured as a bond radius
Fusion Reaction 2 things coming together
Fission Reaction 2 things coming apart
Transmutation One element changes into another by a nucleus reaction. It changes the nucleus of an atom and therefore cannot be achieved by ordinary chemical means
Mole The SI unit for measuring the amount of a substance who's number of particles in the same as the number of atoms in a 12-g sample of carbon -12
Molar Mass (g/mol) the mass in grams of 1mil of a substance
Avogadro Number The number of atoms or molecules in one more of a substance equal to 6.023X10 23
Created by: hackett12
 

 



Voices

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:
Retries:
restart all cards