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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Ionization energy is...

• the energy required to add an electron to a specific atom
• how much energy it takes to remove an electron from an atom
• the energy required to shield the outer electrons from the nucleus
• a measure of the ability of an atom to attract electrons

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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

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

• Increases

• Decreases

• Remains the same

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

• Nitrogen

• Sulfur

• Silicon

• Germanium

• Antimony

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

• +1

• +7

• -7

• -1

• 17

Which of the following will have a larger radius than Zinc?

• Gallium
• Aluminum
• Magnesium
• Strontium

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Which of the following will have a higher electronegativity than arsenic (As)?

• Carbon (C)
• Neon (Ne)
• Antimony (Sb)
• Germanium (Ge)

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