Reading...
Play button
Play button
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;
12 Cards in this Set
- Front
- Back
|
Periodic Law
|
the law that states that the repeating chemical and physical properties of elements change periodically the atomic numbers of the elements
|
|
|
period
|
a horizontal row of elements in the periodic table
|
|
|
group
|
a vertical column of elements in the periodic table; elements in a group share chemical properties
|
|
|
ion
|
an atom, radical, or molecule that has gained or lost one or more electrons and has a negative or positive charge
|
|
|
metal
|
an element that is shiny and that conducts heat and electricity well
|
|
|
nonmetal
|
an element or compound that conducts electric current better than an insulator does but not as well as a conductor does
|
|
|
alkali metal
|
one of the elements of Group 1 of the periodic table
|
|
|
alkaline-earth metal
|
one of the elements of Group 2 of the periodic table
|
|
|
transition metal
|
one of the metals that can use the inner shell before using the outer shell to bond
|
|
|
noble gas
|
one of the elements of Group 18 of the periodic table
|
|
|
halogen
|
one of the elements of Group 17 of the periodic table
|
|
|
semiconductor
|
an element or compound that conducts electric current better than an insulator does but not as well as a conductor does
|
