Periodic Table & Trends

The atom with the largest atomic radius in Group 18 is - 

• Ar
• He
• Kr
• Rn

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The element with the largest electronegativity in the halogens is - 

• At
• F
• Cl
• Br

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The element with the lowest electronegativity in Period 3 is - 

• Na
• Cl
• Ar
• Mg

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Which periodic group has the smallest atomic radius?

• Alkali metals
• Halogens
• Noble Gases
• Transition metals

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Which has the greater EN: 
Cl or Al?

• Cl
• Al

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Which has the greater EN: 
N or C?

• C
• N

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

• Gallium
• Aluminum
• Magnesium
• Strontium

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Which of the alkaline-earth metals has the smallest electronegativity

• Be

• Sc

• Ra

• Sr

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Which alkali metal is the least reactive?

• Li

• Na

• H

• Fr

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Of the halogens, which has the smallest electronegativity?

• F

• Cl

• At

• Ne

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