Chapter 3-Periodic Table and Electronic Structure Quiz

How many groups are found in a modern periodic table?

• 20

• 12

• 18

• 15

What is the outermost shell of an element that contains electrons called?

• Electron shell

• Core shell

• Energy shell

• Valence shell

Where are nonmetals found in the periodic table?

• Top half

• Middle

• Right one-third

• Left two-thirds

What type of elements form a diagonal separation zone between metals and nonmetals in the periodic table?

• Noble gases

• Transition metals

• Metalloids

• Alkali metals

For representative elements in the same period, what is the trend for atomic size?

• Increases from top to bottom

• Decreases from top to bottom

• Decreases from left to right

• Increases from left to right

What is the energy required to remove an electron from an element in the gaseous state called?

• Electronegativity

• Electron affinity

• Ionization energy

• Atomic radius

What is the term for the horizontal rows in the periodic table?

• Groups

• Periods

• Blocks

• Columns

What is the trend of electronegativity in a group of the periodic table?

• Increases from top to bottom

• Decreases from top to bottom

• Decreases from left to right

• Increases from left to right

What is the term for the vertical columns in the periodic table?

• Groups

• Periods

• Blocks

• Rows

What is the trend of ionization energy in a period of the periodic table?

• Increases from top to bottom

• Decreases from top to bottom

• Decreases from left to right

• Increases from left to right