Bohr Recap & Lewis Lesson

Multiple Choice

What is the center of the atom called?

• Orbital
• Nucleus
• Proton
• Electron shell

Multiple Choice

A __________ is a subatomic particle with a negative charge.

• proton

• neutron

• electron

• nucleus

Multiple Choice

How many electrons does Si contain? (click to see image)

• 14
• 28
• 2
• None of these

Multiple Choice

How many electrons total?

• 5

• 6

• 7

• 8

Multiple Choice

What element is represented in this Bohr Model? 

• Carbon
• Hydrogen
• Aluminum
• Lithium

Multiple Choice

What element is this?

• Helium
• Hydrogen
• Argon
• Silver

Multiple Choice

What's a valence electron?

• electrons in the second orbital

• electrons in the outermost shell of an atom

• the atomic number

• electrons in the first energy level

Multiple Choice

How many valence (outer) electrons does an Oxygen atom have?

• 2

• 6

• 8

• 16

Multiple Choice

How many valence electrons?

• 2

• 3

• 4

• 5

​1
2
3
4
8

​Fluorine is in group 17
That means it will have 7 valence electrons

Multiple Choice

Which element would be in group 16?

• V

• W

• X

• Y

• Z

Multiple Choice

Which element would be in group 2?

• V

• W

• X

• Y

• Z

Multiple Choice

How many dots would a Lewis Dot structure of Helium have?

• 1
• 2
• 8
• 0

Multiple Choice

This could be the dot diagram of

• Mg

• Cl

• C

• O

Multiple Choice

How many electrons should Oxygen have around its Lewis dot model?

• 5
• 6
• 7
• 8

Multiple Choice

How would you draw a Lewis dot diagram for Magnesium?

Multiple Choice

This is a correct dot diagram for oxygen (O)

• true
• false

Multiple Choice

This is a correct dot diagram for neon (Ne)

• true

• false

Multiple Choice

Which of these is incorrect?