Atomic Structure and the Periodic Table Review

Front

What happens when electrons move from the 'excited state' back down to the 'ground state'?

Back

Light is emitted.

Front

How many valence electrons does fluorine have?

Back

7

Front

What is the number of valence electrons in Group 13 elements?

Back

3

Front

What type of element is fluorine?

Back

Nonmetal.

Front

What is the Bohr model used for?

Back

To represent the arrangement of electrons in an atom.

Front

What are valence electrons?

Back

Electrons in the outermost shell of an atom that determine its chemical properties.

Front

How do you determine the number of valence electrons in an element?

Back

By looking at its group number in the periodic table.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.

Front

What are the three main categories of elements in the periodic table?

Back

Metals, nonmetals, and metalloids.

Front

What is an atom?

Back

The smallest unit of an element that retains the properties of that element.