Periodic Table

What are the vertical columns on the periodic table called?

• Groups

• Periods

• Elements

• Valence electrons

An element's identity is determined by the number of

• electrons.

• protons.

• neutrons.

• valence.

Which classification of elements are gases or dull brittle solids and poor conductors?

• Transition metals

• Metals

• Nonmetals

• Metalloids

There are 7 periods on the periodic table.

• True

• False

Groups on the periodic table are arranged...

• vertically

• horizontally

• diagonally

Which of the following statements is TRUE?

• elements within a period have similar properties

• there are 7 periods on the periodic table

• different elements can have the same atomic number

Which classification of elements are solids, semi-conductors, and have physical properties like metals and chemical properties like nonmetals?

• Transition metals

• Metalloids

• Nonmetals

• Metals

• Periods
• Groups

What are the blue elements (those on the right)?

• metals

• nonmetals

• metalloids

Every element has an unique number of _______________.

• protons

• neutrons

• electrons

• symbols