Periodic Trends

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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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which has the greater EN: 
H or F?

• H
• F

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NGSS.HS-PS1-1

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

• Gallium
• Aluminum
• Magnesium
• Strontium

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

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

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NGSS.HS-PS1-1

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Which of the following will have a lower ionization energy than Scandium (Sc)?

• Helium (He)
• Titanium (Ti)
• Calcium (Ca)
• Magnesium (Mg)

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NGSS.HS-PS1-1

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Based on electronegativity trends in the periodic table, which of the following is the most likely value for the electronegativity of silicon?

• 2.44
• 1.23
• 2.22
• 2.03

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which periodic group has the smallest atomic radius?

• Alkali metals
• Halogens
• Noble Gases
• Transition metals

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NGSS.HS-PS1-1

The element with the lowest electronegativity in Period 3 is - 

• Na
• Cl
• Ar
• Mg

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

The element with the largest electronegativity in the halogens is - 

• At
• F
• Cl
• Br

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NGSS.HS-PS1-1

NGSS.HS-PS1-2