Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
14 Cards in this Set
- Front
- Back
the electrons in the outermost energy level of an atom
|
valence electrons
|
|
Group 1 (1A) elements that have one valence electron
|
alkali metals
|
|
Group 2 (IIA) elements that each have two valence electrons
|
alkaline-earth metals
|
|
reactive elements in Group 17 (VIIA) that have seven valence electrons
|
halogens
|
|
a table of the elements arranged by atomic number into vertical columns called families or groups, and horizontal rows called periods
|
periodic table
|
|
a homogeneous mixture of metals
|
alloy
|
|
the number and position of electrons in the energy levels of an atom
|
electron configuration
|
|
a vertical column on the periodic table
|
family (group)
|
|
The chemical properties of the elements are periodic functions of their atomic numbers.
|
Periodic Law
|
|
a horizontal row in the periodic table
|
period (series)
|
|
another name for a period in the periodic table
|
series
|
|
stable elements found in Group 18 (VIIIA) that have eight valence electrons
|
noble gases
|
|
capable of being drawn into wire
|
ductile
|
|
another name for a family on the periodic table
|
group
|