Quantum Theory and the Atom

How are electrons organized in atoms?

•Energy levels

– Sublevels

• Orbitals

Multiple Choice

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

Multiple Choice

How many electrons can the third energy level hold?

• 2

• 18

• 8
• 0

Multiple Choice

The second energy level (n=2) contains a total of 5 electrons...how many more electrons can fit in the 2nd energy level?

• 0
• 3
• 5
• 7

Multiple Choice

There are 4 different types of subshells s,p,d,f

• true
• false

Multiple Choice

What are the orbitals for n=4

• s

• s, p

• s, p, d

• s, p, d, f

Multiple Choice

What are the orbitals that make up the n=1 energy level?

• s

• s, p

• s, p, d

• s, p, d, f

Multiple Choice

Theoretically, the fifth energy level of an atom can hold a maximum of ________ sublevels?

• 2

• 4

• 5

• 6

Multiple Choice

How many electrons can a d sublevel hold?

• 14

• 10

• 2

• 6

Multiple Choice

How many orbitals does an s sublevel have?

• 1

• 3

• 5

• 7

Multiple Choice

How many orbitals does an f sublevel have?

• 1

• 3

• 5

• 7

Multiple Choice

Which of the following statements is true about the 3s and the 4s sublevels?

• These sublevels have the same energy
• These sublevels are the same distance from the nucleus
• These sublevels hold different amounts of electrons
• These sublevels have the same shape

Multiple Choice

What is the shape of s orbitals?

• Dumbbell shaped
• Peanut shaped
• Spherical shaped
• Hybrid structure

Multiple Choice

This shape is that of

• s-orbital

• d-orbital

• p-orbital

• f-orbital

Multiple Choice

As the energy level goes higher, the electrons

• have lower in energy

• are more stable

• are weaker

• are farther from the nucleus