Metallic Behavior

What defines the metallic character of an element?

• Tendency to form negative ions

• Ability to lose electrons easily

• High ionization energy

• Ability to gain electrons easily

Tags

NGSS.HS-PS1-2

What is the charge of ions formed by metallic elements?

• Negative

• Variable

• Positive

• Neutral

Which element in Group 15 is a metal?

• Nitrogen

• Antimony

• Bismuth

• Phosphorus

What trend in metallic character is observed down a group in the periodic table?

• Decreases

• Fluctuates unpredictably

• Increases

• Remains constant

Which element forms three negative ions?

• Antimony

• Nitrogen

• Phosphorus

• Bismuth

Which property increases down a group in the periodic table?

• Atomic size

• Ionization energy

• Metallic character

• Electronegativity

Which of the following elements is a metalloid?

• Chlorine

• Silicon

• Sodium

• Sulfur

What happens to metallic character as you move from left to right across a period?

• It increases

• It first increases, then decreases

• It decreases

• It remains the same

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which element is a gaseous nonmetal that forms one negative ion?

• Sulfur

• Silicon

• Chlorine

• Phosphorus

Tags

NGSS.HS-PS1-1

What is the trend of atomic radius as metallic character increases?

• Decreases

• Increases

• Remains constant

• First increases, then decreases