Save
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
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. Your email address is only used to allow you to reset your password. See 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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
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 Unit 1

QuestionAnswer
Atomic Number Number of protons in the nucleus in an atom
Chemistry A science that deals with the structure and properties
Noble Gas Group 18 in the periodic table with a full outer shell
Nuclear Fusion Reaction in which the nuclei of one atom combines with the nuclei of another to form a larger nuclei
Isotope Atoms with same number of protons but not the same number of neutrons
Significant Figure A number that express a magnitude to a specified degree of accuracy
Density Mass per unit volume
Metalloid Element with the properties of both metals and nonmetals
Mass Number Sum of the protons and neutrons in the nucleus of an atom
Electron Cloud System of electrons surrounding the nucleus of an atom
Atom Smallest particle of a substance that can exist by itself
Precision The quality of being exact
Accuracy The ability to work without mistakes
Scientific Notation Method that expresses the number multiplied by 10 and the appropriate power
Percent Error Experimental value minus the accepted value, divided by the accepted value and then multiplied by 100
Quantitative Data Numerical measurements rather than its words
Qualitative Data Data in words rather than in numbers
Specific Heat The heat required to raise the temperature of the mass of a given substance by given amount
Precipitate A solid that is produced by a chemical reaction in solution
Ion Atom that has gained or lost one or more electrons
Created by: keegab
Popular Chemistry sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards