Electron Configuration/Bohr Models

The electron configuration of an atom is 1s²2s²2p⁶. The number of electrons in the atom is

• 3

• 6

• 8

• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

• 14
• 28
• 2
• 4

Tags

NGSS.HS-PS1-1

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

Spectral lines are unique to each element.

• true
• false

Tags

NGSS.HS-PS1-1

What is the noble gas shorthand electron for Sulfur atom?

• [Ar] 3p⁴
• [He] 3s²3p⁴
• [Ne] 3s²3p⁴
• [Na] 3s²3p⁴
  

Tags

NGSS.HS-PS1-1

What is the shape of a p orbital?

• sphere
• it's just too complex to thing about it
• dumbbell
• I don't know this stuff.

1.  What is the shape of an s orbital?

• sphere
• dumbbell
• double dumbbell
• TOO COMPLEX TO KNOW IT.

Tags

NGSS.MS-PS1-1

What sub-atomic particle is this?
In the Nucleus
Positively Charged
Mass of 1 amu

• proton
• electron
• nutron