The Periodic Table Review Questions (50)

What are the three classifications of elements of the periodic table? Check all that apply.

• groups

• metal

• nonmetals

• metalloids

• periods

What are the vertical columns on the periodic called?

• groups

• periods

• nonmetals

• metals

• metalloids

What do the vertical columns on the periodic table tell us?

• The number of orbitals

• The number of valence electrons (electrons on the outer most shell)

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What are the horizontal rows on the periodic table called?

• periods

• groups

• metals

• nonmetals

• metalloids

What do the horizontal rows on the periodic table tell us?

• The number of orbitals

• The number of valence electrons (the electrons on the outer most shell)

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How do you calculate the number of neutrons? *

• Mass Number = Atomic number - Neutrons

• Mass Number - Atomic number = Neutrons

• Atomic number = Neutrons

What does the number of atomic number tell us FOR AN ATOM (neutral overall charge)?

Check all that apply.

• electrons

• protons

• atomic mass

• neutrons

What is the name of the element? (Periodic table will be needed)

• sodium

• magnesium

• vanadium

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What group and period does this element belong in? *

• period 1 and group 3

• period 3 and group 1

• period 2 and group 3

• period 3 and group 2

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How many valence electrons does the element have?

• 1

• 2

• 3

• 4

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