PS Unit 5 A

Which is an electron?

• A
• B
• C

Tags

NGSS.MS-PS1-1

How many electrons go in the first shell (ring) ?

• 6

• 8

• 4

• 2

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

• 3

• 4

• 5

Tags

NGSS.MS-PS1-1

How many valence electrons does Lithium (Li) have?

• 8

• 1

• 5

• 2

How many valence electrons does Bromine (Br) have?

• 5

• 6

• 7

• 8

This could be the dot diagram of 

• Ne
• Si
• Al
• Be

Tags

NGSS.MS-PS1-1

Which element is this?

• Nickel

• Neon

• Sodium

• Nitrogen

Tags

NGSS.MS-PS1-1

Name this element.

• Neon

• Magnesium

• Sodium

• Manganese

Tags

NGSS.MS-PS1-1

How many valence electrons?

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-1

How many valence electrons does Lithium (Li) have?

• 8

• 1

• 5

• 2