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


Anions for AP Chem

Acetate CH3CO2 -
Bromide Br -
Chlorate ClO3 -
Chloride Cl -
Chlorite ClO2 -
Cyanide CN -
Dihydrogen Phosphate H2PO4 -
Fluoride F -
Hydride H -
Hydrogen Carbonate/Bicarboate HCO3 -
Hydrogen Sulfate/Bisulfate HSO4 -
Hydrogen Sulfide/Bisulfide HS -
Hydrogen Sulfite/Bisulfite HSO3 -
Hydroxide OH -
Hypochlorite OCl -
Iodate IO3 -
Iodide I -
Nitrate NO3 -
Nitrite NO2 -
Perchlorate ClO4 -
Permanganate MnO4 -
Thiocyanate SCN -
Carbonate CO3 2-
Chromate CrO4 2-
Dichromate Cr2O7 2-
Monohydrogen Phosphate HPO4 2-
Oxalate C2O4 2-
Oxide O 2-
Peroxide O2 2-
Selenide Se 2-
Silicate SiO3 2-
Sulfate SO4 2-
Sulfide S 2-
Sulfite SO3 2-
Telluride Te 2-
Thiosulfate S2O3 2-
Arsenide As 3-
Nitride N 3-
Phosphate PO4 3-
Phosphide P 3-
Phosphite PO3 3-
Carbide C 4-
Created by: KevinCosgrove