Periodic Trends

Which element in Period 2 has the greatest atomic radius?

• Be

• C

• Na

• Li

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NGSS.HS-PS1-1

Which of the group 13 elements is the largest?

• B

• Ti

• Fr

• Ga

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NGSS.HS-PS1-1

Of the halogens, which has the smallest radius?

• F

• Br

• He

• At

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NGSS.HS-PS1-1

Which of the metalloids has the smallest atomic radius?

• Si

• B

• Sb

• Al

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NGSS.HS-PS1-1

Of the halogens, which has the smallest electronegativity?

• F

• Cl

• At

• Ne

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Which of the alkaline-earth metals has the smallest electronegativity

• Be

• Sc

• Ra

• Sr

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which alkali metal is the least reactive?

• Li

• Na

• H

• Fr

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the period 3 elements has the largest electronegativity?

• Ar

• Cl

• Na

• F

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the transition metals in the 5th period is the largest?

• Y

• Mo

• Rb

• Xe

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NGSS.HS-PS1-1

Which element in the Lanthanide Series has the largest atomic radius?

• Th

• Ce

• Gd

• Lu

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NGSS.HS-PS1-1