Bohr Model Quick Check

What is the name of this element?

• Helium
• Hydrogen
• Argon
• Silver

Tags

NGSS.MS-PS1-1

What element is represented in this Bohr Model?

• Carbon

• Hydrogen

• Aluminum

• Lithium

Tags

NGSS.MS-PS1-1

What is the name of this element?

• Lithium
• Boron
• Carbon
• Neon

Tags

NGSS.MS-PS1-1

What is the name of this element?

• Beryllium
• Boron
• Barium
• Bromine

Tags

NGSS.MS-PS1-1

How many valence electrons does a neutral atom of calcium (Ca) contain?

• 2

• 4

• 20

• 40

Tags

NGSS.MS-PS1-1

How many valence electrons does a neutral atom of potassium (K) contain?

• 1

• 4

• 19

• 39

How many valence electrons does a neutral atom of boron (B) contain?

• 3

• 5

• 11

• 13

How many valence electrons does a neutral atom of neon (Ne) contain?

• 2

• 8

• 10

• 20

Tags

NGSS.MS-PS1-1

• 2
• 8
• 3
• 13

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Valence electrons are: 

• Electrons farthest away from the nucleus
• Electrons closest to the nucleus
• Electrons that just come and go - they don't stay with the atom
• Electrons in the second shell