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


Chemistry Unit 4

Redox The transfer of electrons
Fixed oxidation states Some elements nearly always have the same oxidation state in their compounds.
Displacement reactions A type of reaction where part of one reactant is replaced by another reactant.
Oxidation The gain of oxygen.
Oxidation state (for number) The loss of electrons.
Oxidation states in compound ions The total oxidation state adds up to the charge.
Oxidising agents accepts electrons from another reactant and is itself reduced.
Reducing agents donates electrons to another reactant and is itself oxidised.
Reduction The loss of oxygen.
Simples ions The charge on ion. Ions in compounds where the other half is not given.
Reduction state (for number) The gain of electrons.
Oxidation state for Reduction Decrease
Oxidation state for Oxidation Increase
Redox reaction A reaction in which oxidation and reduction both take place.
Created by: Sophiedj



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