Bohr Model and Valence Electrons

Elements with the same number of valence electrons are located in the same:

• Period

• Group

• Table

• Row

How many energy levels are in an atom of aluminum, Al?

• 1

• 3

• 4

• 2

How many valence electrons are in this element?

• 7

• 6

• 5

• 2

Tags

NGSS.MS-PS1-1

Which element has the same number of electrons in the outer energy level as Oxygen?

• Boron, B

• Carbon, C

• Neon, Ne

• Sulfur, S

How many valence electrons?

• 2

• 4

• 6

• 8

Tags

NGSS.MS-PS1-1

How many valence electrons?

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-1

How many energy levels does this element have?

• 2

• 5

• 3

• 1

How many valence electrons does this element have?

• 3

• 4

• 2

• 1

Tags

NGSS.MS-PS1-1

How many valence electrons do elements in group 14, 4A contain?

• 6

• 12

• 14

• 4

What period is this element located in?

• 2

• 20

• 4

• 3

Tags

NGSS.MS-PS1-1