The Periodic Table
The creator of the periodic table
Who was Mendeleev?
A type of element that is a good conductor of electricity
What is a metal?
Fill in the blank: Valence electrons allow atoms to form ________
What are chemical bonds?
The most important properties of elements Mendeleev used to create the periodic table
What is atomic mass and the number of chemical bonds an element can make?
Name three properties of most nonmetals.
Possible answers: Dull, poor conductors, brittle, gases at room temperature, and readily form compounds
The number of "spots/seats" an atom has to fit valence electrons
8
The name of the columns on the periodic table
What are groups or families?
Name three properties of most metals
Possible responses: Malleability, Shiny, Good Conductor, Hardness
A type of element that has some properties of metals and some properties of nonmetals
What is a metalloid?
The name of the horizontal rows on the periodic table
What are periods?
Name two types (categories) of metals
Possible Answers: Alkali Metals, Alkaline Earth Metals, Transition Metals, Lanthanides, or Actinides
Elements in the same group/family have this in common
What are the number of valence electrons?
Definition: a mixture of metals
What is an alloy?
An element that sometimes conducts electricity and heat and sometimes does not
What is a semiconductor?