Periodic Trends

Front

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

Back

the atoms have more protons.

Front

The electronegativity of Cl is the highest in Period 2. Why?

Back

Cl is the smallest and has the greatest effective nuclear charge.

Front

What term is used to describe 'A measure of the size of an atom'?

Back

atomic radius.

Front

Ionization energy is...

Back

how much energy it takes to remove an electron from an atom.

Front

Electronegativity is...

Back

how good an atom is at attracting electrons.

Front

What is the trend of atomic radius as you move down a group in the periodic table?

Back

Atomic radius increases as you move down a group.

Front

What is the trend of ionization energy as you move across a period from left to right?

Back

Ionization energy generally increases as you move from left to right across a period.

Front

What is the relationship between electronegativity and atomic size?

Back

As atomic size decreases, electronegativity increases.

Front

What is the effective nuclear charge?

Back

The net positive charge experienced by an electron in a multi-electron atom.

Front

What is the trend of electronegativity as you move down a group in the periodic table?

Back

Electronegativity decreases as you move down a group.