Periodic Table and Trends

As you move down a group on the periodic table, the number of valence electrons....

• Increases

• Decreases

• Remains the same

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Which of the following would be most similar to Phosphorus? (select all that apply)

• Nitrogen

• Sulfur

• Silicon

• Germanium

• Antimony

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The Modern Periodic Table of Elements is arranged by

• atomic mass
• atomic number
• valence electrons
• number of isotopes

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Sodium (Na) is found in group 

• 1
• 2
• 3
• 4

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Sodium (Na) is found in period 

• 3
• 2
• 4
• 1

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what is the most common type of element on the table?

• metals

• nonmetals

• metaloids

• halogens

how many rows are on the table

• 4

• 5

• 6

• 7

how many groups/families are on the table

• 15

• 16

• 17

• 18

what is the name of group number 1

• halogens

• noble gases

• alkali

• alkaline earth

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what group number are the halogens

• 18

• 1

• 2

• 17

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