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

Polyatomic Ions

Zinc Zn
Ammonium NH 4
Silver Ag
Acetate C H O 2 3 2
Chlorate ClO 3
Hydroxide OH
Nitrate NO3
Nitrite NO2
Bicarbonate HCO3
Bisulfate HSO4
Bisulfite HSO3
Perchlorate ClO4
Chlorite ClO2
Hypochlorite ClO
Cyanide CN
Permanganate MnO4
Carbonate CO3
Chromate CrO4
Peroxide O2
Sulfate SO4
Sulfite SO3
Oxalate C2O4
Dichromate Cr2O7
Phosphate PO4
Created by: bandchic