Unit 2A Periodic Trends and Introduction to Bonding Test Review

Front

What is electronegativity?

Back

The ability of an atom to attract electrons when the atom is in a compound.

Front

How does atomic radius change from left to right across a period in the periodic table?

Back

It tends to decrease.

Front

What is a property of ionic compounds?

Back

Ionic compounds typically have high melting points.

Front

Which element has a smaller atomic radius: potassium (K) or selenium (Se)?

Back

Selenium (Se) has a smaller atomic radius than potassium (K).

Front

Which of the following has the smallest atomic radius: Li, F, C, Be?

Back

Lithium (Li) has the smallest atomic radius.

Front

What is ionization energy?

Back

The energy required to remove an electron from an atom in its gaseous state.

Front

How does atomic radius change down a group in the periodic table?

Back

It tends to increase.

Front

What is the periodic law?

Back

The properties of elements are periodic functions of their atomic numbers.

Front

What is the trend of electronegativity as you move across a period?

Back

Electronegativity tends to increase from left to right across a period.

Front

What is the trend of ionization energy as you move down a group?

Back

Ionization energy tends to decrease as you move down a group.