Bohr Model and Valence Electrons

How many valence electrons do the elements in the Halogen family have?

• 1

• 2

• 17

• 7

How many valence electrons do the elements in the Noble Gas family have?

• 1

• 2

• 18

• 8

What element has 2 energy shells and is in the Alkali family?

• Hydrogen

• Argon

• Magnesium

• Lithium

How many electrons can the first energy level hold?

• 2

• 4

• 6

• 8

How many energy levels are found in Period 2?

• 1

• 2

• 3

• 4

Which element does this atom represent?

• Carbon

• Lithium

• Nitrogen

• Boron

Tags

NGSS.MS-PS1-1

What is a Bohr Model?

• a simplified representation of an atom

• vertical column in periodic table

• horizontal row in periodic table

• Only shows the element symbol and it's outer most electron shell

Tags

NGSS.MS-PS1-1

Electron live in something called __________.

• nucleus

• orbits

• Shells or Energy levels

• Valences

What is a drawing of an atom that shows all of the par;cles?

• Lewis Dot Model

• Dalton Model

• Thompson Model

• Bohr Model

What is the the outermost shell with electrons?

• Shells

• Isotope

• Orbit

• Valence