Unit 4 Test Review

Front

How many electrons should Carbon have around its Electron dot structure?

Back

4

Front

How many valence electrons are in Phosphorus?

Back

5

Front

What is the first thing you need to do when drawing Lewis Structures?

Back

Count the number of valence electrons

Front

What is a valence electron?

Back

The number of electrons in the last shell.

Front

The correct name for B2Si3 is?

Back

Diboron Trisilicide

Front

What is the maximum number of electrons in the outer shell of an atom?

Back

8

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to have eight valence electrons.

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with others.

Front

What is a Lewis Structure?

Back

A diagram that shows the bonding between atoms and the lone pairs of electrons.

Front

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

Back

By looking at its group number in the periodic table.