Electronegativity LC Ceimic

Which has the greater EN: 
N or C?

• C
• N

Which has the greater EN: 
H or F?

• H
• F

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NGSS.HS-PS1-1

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Put these in increasing order of elevtronegativity:
F, N, B

• B < N < F
• B < F < N
• N < F < B
• F < N < B

Which element has the greatest ionization energy: Aluminum (Al)    or    Chlorine (Cl)?

• Aluminum (Al)
• Chlorine (Cl)

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Ionization energy is the...

• energy needed to remove the outermost electron.
• ability of an atom to attract electrons from another atom within a chemical bond.
• energy gained when adding an electron

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NGSS.HS-PS1-1

Which of the following trends is similar to electronegativity (follows the same pattern)?

• atomic radius
• ionic radius
• ionization energy
• all of the choices

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NGSS.HS-PS1-1

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Which one of these reduces the electronegativity of an atom?

• ionization energy
• number of electrons in valence shell
  number of electrons in the valence shell
• reduced atomic size
• increased atomic size

Choose the set that goes from lowest to highest electronegativity?

• Cu, Mg, Sr, Ca
• F, Cl, Br, Si
• Cs, Rb, Ca, Mg
• Zn, Cd, Ag, Cu

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NGSS.HS-PS1-1

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Which atom has the largest atomic radius?

• potassium
• rubidium 
• francium
• cesium

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NGSS.HS-PS1-1

As you move down the periodic table atoms get bigger.  This is because ____________.

• The atoms have more mass.
• The atoms have more protons.
• The atoms have more energy levels
• The atoms have more nuetrons

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