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Intro to PTable

QuestionAnswer
Who created the periodic table? Dmitri Mendeleev
How is the periodic table arranged? By increasing atomic number
How are groups arranged on the periodic table? From top to bottom (vertically/columns)
The number of shells an atom has can be found by locating the ________________ it is in within the periodic table. period
The number of valence electrons an atom has can be determined by its _________________ number. group
Which property describes a nonmetal? brittle
Which of the following is the nickname for metalloid? semi-conductor
How are periods on the periodic table arranged? horizontally
The subatomic particles protons and neutrons are found in the atom's ___________________? nucleus
_______________________ metals are the most reactive metals on the periodic table. alkali
__________________ metals have 2 valence electrons alkaline earth
Electrons found on the outermost shell of an atom. valence
________________________ metals are often used for industrial purposes. transition
There are __________ periods on the periodic table. 7
There are ___________groups on the periodic table. 18
There are only 2 ________________ on the entire periodic table. liquids
Silcon would be an example of an element located at the __________________________ zig-zag line of periodic table
Many ____________________ are commonly used to make steel. lanthanides
Another word to describe a radioactive element is _____________________________. unstable
Transition metals are less __________________ than alkaline earth and alkali metals. reactive
Created by: tiffany.green74