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

Chemistry Ions: w1-8

Sodium Na +
Hydrogen H +
Calcium Ca 2+
Zinc Zn 2 +
Aluminum Al 3+
Hydride H -
Oxide 0 2-
Fluoride F -
Copper (I) Cu +
Copper (II) Cu 2+
Iron (II) Fe 2+
Iron (III) Fe 3+
Peroxide O2 2-
Sulfate SO4 2-
Nitrate NO3 -
Carbonate CO3 2-
Ammonium NH4 +
Hydroxide OH -
Nitrite NO2 -
Sulfite SO3 2-
Phosphate PO4 3-
Acetate CH3COO -
Permanganate MnO4 -
Chromate CrO4 2-
Dichromate Cr2O7 2-
Oxalate C2O4 2-
Chlorate ClO3 -
Perchlorate ClO4 -
Chlorite ClO2 -
Hypochlorite ClO -
Hydrogen Carbonate HCO3 -
Hydrogen Phosphate HPO4 2-
Dihydrogen Phosphate H2PO4 -
Hydrogen Sulfate HSO4 -