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


The charges of cations and anions

Sodium Ion Na+
Magnesium ion Mg2+
Silver ion Ag+
Iron II ion Fe2+
Iron III ion Fe3+
Copper ion Cu2+
Aluminium Ion Al3+
Lead Ion Pb2+
Zinc Ion Zn2+
Barium ion Ba2+
carbonate ion CO3 2-
Chloride Ion Cl-
Iodide ion I-
sulfate ion SO4 2-
Nitrate ion NO3-
hydroxide ion OH-
Hydrogen ion H+
Lithium ion Li+
Sodium ion Na+
Potassium Ion K+
Ammonium ion NH4+
Silver ion Ag+
Gold ion Au3+
Fluoride ion F-
Bromide ion Br-
Nitrite ion NO2-
Hydrogen sulfate ion HSO4-
Hydrogen Sulfite HSO3-
Hydrogen Carbonate HCO3-
Ethanoate CH3COO-
Iodate IO3-
Permanganate MnO4-
Sulfite SO3 2-
Sulfide S2-
Dichromate Cr2O7 2-
Chromate CrO4 2-
Nitride N3-
Phosphate PO4 3-
Created by: ssssssssa