5-1 Arranging the Elements Flashcards
1
Q
describes something that occurs or repeats at regular intervals
A
periodic
2
Q
the table that Mendeleev found; the elements properties followed a pattern that repeated every seven elements
A
Periodic Table of Elements
3
Q
states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements
A
periodic law
4
Q
also known as semiconductors
A
metalliods
5
Q
in chemistry, a horizontal row of elements in the periodic table
A
period
6
Q
a vertical column of elements in the periodic table; elements in a group share chemical properties
A
group or family
