Electronegativity

Which element has a higher electronegativity value?

• Niobium

• Tin

• Cadmium

• Iodine

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Which element has a lower electronegativity value?

• Calcium

• Barium

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Electronegativity _________ as you go down a group.

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Electronegativity trends are the same as:

• Atomic radius trends

• Ionization energy trends

• Both of these

• None of these

What does electronegativity do as you go across a period?

• decrease

• no pattern

• stay the same

• increase

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NGSS.HS-PS1-1

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As you move across a period, the outer electrons are ________ to the nucleus, so the nucleus of the atom is ________ to attract electrons in a bond.

• closer, more able

• closer, less able

• further, less able

• further, more able

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Do noble gases have electronegativity values?

• yes

• no

Why does electronegativity decrease as you go down a group?

• As you go down a group, the outer electrons are further away from the nucleus

• As you go down a group, the nucleus is less able to attract electrons in a bond

• Both of these

• None of these

Which is the correct order of electronegativity from lowest to highest?

• Zinc, Nickel, Iron, Scandium

• Iron, Nickel, Zinc, Scandium

• Scandium, Iron, Nickel, Zinc

• Scandium, Iron, Zinc, Nickel

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NGSS.HS-PS1-1

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Electronegativity is the ability of an atom to attract electrons in a physical bond.

• false

• true