6.4 Quiz

How many UNPAIRED valence electrons does a Hydrogen atom have?

• 1

• 2

• 3

• 4

• 0

How many UNPAIRED valence electrons does an Oxygen atom have?

• 1

• 2

• 3

• 4

• 0

How many UNPAIRED valence electrons does a Nitrogen atom have?

• 1

• 2

• 3

• 4

• 0

How many UNPAIRED valence electrons does a Carbon atom have?

• 1

• 2

• 3

• 4

• 0

What do you call a symbol of an element with dots to show the number of valence electrons.

• Lewis dot symbol
• element symbol
• chemical formula
• valence electron symbol
• Lewis dot structure

This kind of electron is available for bonding.

• unpaired valence

• lone pairs

• inner shell

• proton

What is shown in the diagram below?

• the formation of a covalent bond
• ester synthesis
• decomposition
• combustion
• double replacement

What do you call a drawing of a molecule that uses dots to represent the valence electrons.

• Lewis dot symbol
• Lewis dot structure
• valence electron structure
• molecular formula
• structural formula

All of the electrons in the diagram can be described as... (select all that apply)

• valence electrons
• bonded pairs
• lone pairs
• inner shell electrons
• elemental electrons

The highlighted electrons in the structure can be described as... (select all that apply)

• bonded pair
• lone pair
• valence electrons
• elemental electrons
• inner shell electrons