Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/27

Click to flip

27 Cards in this Set

  • Front
  • Back
SMALLEST PARTICLE OF AN ELEMENT THAT RETAINS THE PROPERTIES OF THE ELEMENT
ATOM
NUMBER OF PROTONS IN THE NUCLEUS OF AN ATOM
ATOMIC NUMBER
TOTAL NUMBER OF PROTONS AND NEUTRONS IN AN ATOM
MASS NUMBER
SUBATOMIC PARTICLE WITH A NEGATIVE ELECTRICAL CHARGE AND HARDLY ANY MASS
ELECTRON
ARRANGEMENT OF ELECTRONS AROUND THE ATOM'S NUCLEUS BASED UPON THE ENERGY OF THE ELECTRONS
ENERGY LEVEL
a mixture in which one substance is uniformly (evenly) dispersed in another substance
SOLUTION
subatomic particle with a positive electrical charge and a mass of ONE
PROTON
THE CENTRAL CORE OF AN ATOM.. small region in the center of an atom containing the protons and neutrons
NUCLEUS
SUBATOMIC PARTICLE WITH NO ELECTRICAL CHARGE AND a mass of ONE
NEUTRON
BASIC UNIT OF AN ELEMENT THAT CAN ENTER INTO CHEMICAL COMBINATION
ATOM
ARRANGEMENT OF THE ELEMENTS IN TABLE FORM
PERIODIC TABLE
two or more elements chemically bonded into a new substance
COMPOUND
a material that contains two or more substances that are not chemically bonded
mixture
A HORIZONTAL ROW OF THE PERIODIC TABLE
PERIOD
THE ELEMENTS IN A VERTICAL COLUMN OF THE PERIODIC TABLE
GROUP
TWO OR MORE ATOMS HELD TOGETHER BY CHEMICAL BONDS --- DEFINITE RATIO OF ATOMS
MOLECULE
ELEMENTS THAT ARE USUALLY POOR CONDUCTORS OF HEAT AND ELECTRICITY
NONMETALS
ELEMENTS THAT ARE GOOD CONDUCTORS OF HEAT AND ELECTRICITY AND HAVE A TENDENCY TO LOSE ELECTRONS IN CHEMICAL REACTION
METALS
a basic substance that cannot be broken down into a simpler form by ordinary chemical means
element
smallest unit of a compound retaining the compound's properties
molecule
the region around the nucleus that includes all the energy levels
electron cloud
a charged atom that has gained or lost electrons and thus has an electrical charge
ion
measure of how much gravity is pulling on an object
weight
anything that takes up space
matter
the amount of matter (stuff) in an object
mass
a characteristic that can be observed or measured without changing the composition of the object
physical property
a characteristic that describes how a substance interacts with other substances to produce different kinds of matter
chemical property