Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.

Remove ads
Don't know
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards




share
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

Biology Chapter 2

TermDefinition
Acid A chemical that turns litmus red or sour tasting liquid
Anion a negatively charged ion
Adhesion the action or process of adhering to a surface or object
Aqueous a solution in which water is solvent
Base reacts to acids to form salts and turns red litmus blue
Cation a positively charged ion
Chemical Bond the action of holding atoms or ions together
Chemical Formula states the # of atoms in a molecule of a substance
Cohesion action of forming a united whole
Compound a substance formed two or more substances
Covalent Bond share electrons between atoms
Element a substances that can't be broken down into simple substances
Energy Ability to do work
Endothermic reaction requiring the absorption of heat
Exothermic reaction by the release of heat
Hydrogen Bond weak bond between two molecules
Ion an atom with a net charge
Ionic Compound one atom gives up one or more electron to another atom
Mixture a mix of two substances
Molecule a group of bonded atoms
Oxidation Reaction loses 1+ electrons becomes a cation(positive)
pH Scale a scale to measure the acidity or basic of a substances
Polar Molecule a partial positive charge and one part complementary negative charge
Reduction Reaction gains 1+ electron becomes anion(negative)
Redox Reaction where reduction and oxidation work together
Solubility/Soluble property of a solid, liquid, or gaseous chemical substance
Non-Polar Molecule two atoms share a pair of electrons with each other