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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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.

Remove ads
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

Formula Builders

Sodium Na+
Potassium K+
Cesium Cs+
Lithium Li+
Hydrogen H+
Silver Ag+
Hydronium H3O+
Ammonium NH4+
Calcium Ca2+
Magnesium Mg2+
Zinc Zn2+
Iron(II) Fe2+
Lead(II) Pb2+
Copper(II) Cu2+
Mercury(II) Hg2+
Cobalt Co2+
Nickel Ni2+
Strontium Sr2+
Tin(II) Sn2+
Cadmium Cd2+
Barium Ba2+
Manganese(II) Mn2+
Bromide Br–
Chloride Cl–
Fluoride F–
Hydride H–
Aluminate AlO2–
Amide NH2–
Astatate AtO3–
Formate HCOO–
Bicarbonate HCO3–
Hydroxide OH–
Nitrate NO3–
Acetate C2H3O2–
Chlorate ClO3–
Iodate IO3–
Dihydrogen Phosphate H2PO4–
Bromate BrO3–
Azide N3–
Thiocyanate SCN–
Permanganate MnO4–
Cyanide CN–
Oxide O2–
Sulfide S2–
Sulfate SO42–
Molybdate MoO42–
Selenate SeO42–
Thiosulfate S2O32–
Tellurate TeO42–
Carbonate CO32–
Peroxide O22–
Chromate CrO42–
Dichromate Cr2O72–
Oxalate C2O42–
Tartrate C4H4O62–
Tungstate WO42–
Phthalate C8H4O42–
Silicate SiO32-
Aluminum Al3+
Chromium(III) Cr3+
Iron(III) Fe3+
Nitride N3–
Citrate C6H5O73–
Phosphate PO43–
Lead(IV) Pb4+
Tin(IV) Sn4+
Borate BO33–
Arsenide As3–
Arsenate AsO43–
Diphosphate P2O74–
Hydrochloric Acid HCl
Sulfuric Acid H2SO4
Nitric Acid HNO3
Acetic Acid HC2H3O2
Phosphoric Acid H3PO4
Citric Acid C6H8O7
Created by: cam55