Periodic Table Trends

Electronegativity is...

• how good an atom is at attracting electrons
• the ability of an atom to lose electrons
• the energy required to remove an electron from a specific atom
• how easy it is to make friends. 

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NGSS.HS-PS1-1

As you look down a group, ionization energy and electronegativity

• increases

• decreases

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NGSS.HS-PS1-1

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As you look from left to right across a period, ionization energy and electronegativity both

• increase

• decrease

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which element has the greater ionization energy?

• Magnesium (Mg)

• Phosphorus (P)

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NGSS.HS-PS1-1

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Which element has the greater ionization energy?

• Iodine (I)

• Chlorine (Cl)

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NGSS.HS-PS1-1

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Which has the greater electronegativity:

N or C?

• C

• N

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NGSS.HS-PS1-1

Which has the greater electronegativity:

Cl or Al?

• Cl

• Al

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NGSS.HS-PS1-1

What elements have zero electronegativity?

• metals
• nonmetals
• metalloids
• noble gases

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NGSS.HS-PS1-1

The energy required to remove electrons from gaseous atoms is the definition of:

• Electronegativity

• Atomic Number

• Atomic Radius

• Ionization energy

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

• decreases, increases 
• increases, increases
• increases, decreases 
• stays the same, increases

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2