Periodic Table Practice

The noble gases have a full outer shell of electrons. This makes them:

• Unstable

• Reactive

• Stable

The Alkali Metals are group _____ on the periodic table.

• 2

• 6

• 3

• 1

one or two letters that represent the name of an element

• element name

• element symbol

• atomic number

• atomic mass

What does the 1.00794 stand for?

• Hydrogen

• atomic number

• atomic mass

• atomic explosion

Tags

NGSS.MS-PS1-1

Elements to the right of the Metalloid Staircase are ________

Where are the most reactive metals located on the periodic table?

• the uppermost complete row of the table

• the rows at the bottom of the table connecting two section

• the column at the far left side of the table

• the second column from the right side of the table

• similarities of the reactivity in groups.

• number of neutrons in a column.

• sum of atomic weights per column.

• amount of radioactivity in each group.

The elements found in groups 3 through 12 of the periodic table are referred to as the __________.

• Noble Gases

• Alkaline Earth Metals

• Halogens

• Transition Metals

According to the periodic table shown, which of the following elements contains more neutrons?

• Mn

• Fe

• Co

• Ni

A simplified periodic table with groups of elements that are shaded according to similar properties is shown above. Which of the following BEST describes the shaded group of elements that includes helium (He) and neon (Ne)?

• almost nonreactive gases

• highly reactive nonmetals

• less reactive metals

• highly reactive metals