periodic table review

Vertical columns of elements that DO share chemical properties (react the same) because they have the similar ELECTRONS in their shells.

• Groups

• Periods

Horizontal rows of elements that DO NOT share chemical properties.

• Groups

• Periods

The periodic table is arranged by increasing ______ ______, which is equal to the number of protons.

• atomic mass

• atomic number

As you go down the Periodic Table the size and mass of the atoms _________.

• increases

• decreases

• cannot be determined

The ______ are located on the left side of the zig-zag 'staircase' on the Periodic Table. (except for Hydrogen)

• metals

• non-metals

• metalloids

The ___________ are located on the right side of the zig-zag 'staircase' on the Periodic Table (except for Hydrogen)

• metals

• non-metals

• metalloids

The __________ are touching or bordering the zig-zag 'staircase' on the Periodic Table.

• metals

• non-metals

• metalloids

Families or Groups are the vertical columns on the periodic table. How many Families/Groups are there?

• 18
• 7
• 12
• 20

Elements in the same family have similar _______________.

• Protons
• Physical and Chemical Properties
• Shape
• Size

The atomic mass is the ______________ + ____________ in the atom.

• neutrons + electrons
• protons + electrons
• protons + neutrons
• electrons

Tags

NGSS.MS-PS1-1