Bohr Model & Lewis Dot Structure Quiz

An element with five valence electrons is

• phosphorus
• oxygen
• beryllium
• rubidium

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

Tags

NGSS.MS-PS1-1

?

• Helium
• Hydrogen
• Argon
• Silver

Tags

NGSS.MS-PS1-1

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

• 19
• 39
• 20
• 40

Tags

NGSS.MS-PS1-1

How many electrons can go in the first energy level?

• 2

• 8

• 18

• 32

How many electrons can go in the Second energy level?

• 2

• 8

• 18

• 32

What are the names of the 2 models that we have been using?

• Bohr and Newton Structures

• Lewis and Caroll Models

• Bohr Model & Lewis Dot Structure

• Element & Atom structures

Tags

NGSS.MS-PS1-1

Which Bohr model represents Be?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-1

What is the atomic number of Be?

• 2

• 4

• 6

• 8

Atomic number 21 is

• Ca

• Sc

• Fe

• Co