Periodic Trends (lvl)

Periodic Trends

Multiple Choice

What is ionization energy?

• Energy needed to destroy an atom
• Energy required to remove an electron
• Energy needed to split an electron
• Energy required to add an electron

Multiple Choice

Ionization energy __________ as you go across a period

• stays the same

• decreases

• increases

Multiple Choice

Ionization energy __________ as you go down a group.

• stays the same

• decreases

• increases

Multiple Choice

As you look from left to right across a period, electronegativity

• increases

• decreases

Multiple Choice

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. 

Multiple Choice

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

Multiple Choice

As you move across the periodic table atoms tend to get smaller because, ______________.

• the atoms have more mass.
• the atoms have less mass
• the atoms have more protons.
• the atoms have less electrons.

Multiple Choice

Which statement correctly and completely identifies a trend?

• Atomic radius decreases across a period and increases down a group.

• Electronegativity decreases across a period and decreases down a group.

• Ionization energy increases across a period and increases down a group.

• Ionic radius increases across a period and increases down a group.

Multiple Choice

What is a cation?

• A negative ion formed from the gaining of electrons.

• A positive ion formed from the gaining of electrons.

• A negative ion formed from the loss of electrons.

• A positive ion formed from the loss of electrons.

Multiple Choice

What is an anion?

• A negative ion formed from the gaining of electrons.

• A positive ion formed from the gaining of electrons.

• A negative ion formed from the loss of electrons.

• A positive ion formed from the loss of electrons.

Multiple Choice

What is the trend for ionic radius across a period for anions?

• increase

• decrease

• remain constant since they are all the same type of ion

Multiple Choice

What is the trend for ionic radius across a period for cations?

• increase

• decrease

• remain constant since they are all the same type of ion