Periodic Table and Trends

Electronegativity is...

• how good an atom is at attracting electrons
• the ability of an atom to lose electrons
• the energy required to remove an electron from a specific atom
• how easy it is to make friends. 

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Atomic radius generally increases as we move __________.  

• down a group and from right to left across a period 
• up a group and from left to right across a period 
• down a group and from left to right across a period 
• up a group and from right to left across a period 

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Which atom has the largest atomic radius?

• potassium
• rubidium 
• francium
• cesium

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As you move from left to right on the periodic table, the number of valence electrons.......

• Increases

• Decreases

• Remains the same

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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 common ion charge on an atom in group 17 would be....

• +1

• +7

• -7

• -1

• 17

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Each column in the periodic table is called a 

• period
• group
• cluster
• unit

Which group of the periodic table is composed of inert (not reactive)  gases?

• group 1

• group 2

• group 17

• group 18

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Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

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