Structure of an Atom Academic Vocabulary

The principal quantum number determines ____ and ____ about an atom. (For example what does the number 5 in 5d determine?)

• type of room

• energy level

• size

• arrows

In the first shell (n=1), which orbitals/subshells are available?

• s

• p

• d

• f

In the second shell (n=2), which orbitals/subshells are available?

• s

• p

• d

• f

In the third shell (n=3), which orbitals/subshells are available?

• s

• p

• d

• f

An atom of silicon contains how many unpaired electrons?  (Hint:  Draw out the diagram and see how many electrons don't have two electrons in one orbital box.)

• 0

• 1

• 2

• 3

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following orbitals has the highest energy?

• 1s

• 2p

• 5s

• 3d

Which of the following orbitals does not exist?

• 1p

• 2d

• 2f

• 5s

How many electrons can fit in the 4d subshell?

• 4

• 2

• 10

• 40

​How many electrons can fit in a single (ONE) 3d orbital?​

(a)  

How many orbitals are in the n=1 shell?

(a)