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

Polyatomic Ions1

Mercury(I) Ion Hg2 2+
Ammonium NH4 +
Acetate CH3CO2 -
Cyanide CN -
Thiocyanate SCN -
Hydroxide OH -
Peroxide Ion O2 2-
Carbide C2 2-
Azide N3 -
Disulfide S2 -
Hypochlorite ClO -
Chlorite ClO2 -
Chlorate ClO3 -
Perchlorate ClO4 -
Permanganate MnO4 -
Nitrite NO2 -
Nitrate NO3 -
Carbonate CO3 2-
Sulfite SO3 2-
Sulfate SO4 2-
Thiosulfate S2O3 2-
Phosphite PO3 3-
Phosphate PO4 3-
Chromate CrO4 2-
Dichromate Cr2O7 2-
Arsenate AsO4 3-
Hydrogen carbonate HCO3 -
Hydrogen sulfite HSO3 -
Hydrogen phosphate HPO4 2-
Dihydrogen phosphate H2PO4 -
Hydrochloric acid HCl
Hypochlorous acid HClO
Perchloric acid HClO4
Created by: manda285