Exam 3 Review

Chapter 7

100

How many orbitals are in subshell s, p, d, and f?

s: 2

p: 3

d: 5

f: 7

200

What is the electron configuration of ground-state iodine?

[Kr] 5s² 4d¹⁰ 5p⁵

300

Is this a realistic set of quantum numbers? Why or why not?

n= 0, l= 1, ml= 0, ms= +½

No, n cannot be 0. 

400

What atoms are "exceptions" to regular electron configuration?

Cr, Mo, Cu, Ag, Au, Rg

500

What is the electron configuration of Mo³⁺

[Kr] 4s² 4p⁶ 4d³

Chapter 8

100

What type of bond is present in MgO?

Mg and O connect through an ionic bond

200

What is the bond order of CO in CO₃^2-

4 bonds / 3 resonance structures = 1.33

300

Draw the Lewis dot structure for BrF₃

Correct answer in google doc

400

Draw a Lewis dot structure for PF₃Cl₂

Correct answer on google doc

500

Draw the 3 resonance structures for OCN^-. Which is the most stable?

Correct answer on google doc. 

Chapter 9

100

Is CHCl₂ polar or non-polar?

Polar

200

According to VSEPR theory, what would the shape of SO₂

Bent

300

Draw a molecule with a sp² and sp³ hybridized carbon

Sp² hybridized carbons have one pi (double) bond attached. Sp³ hybridized carbons have all sigma bonds

400

What is the order of orbitals for atoms up to Nitrogen, and after nitrogen?

Up to nitrogen: pi, then sigma

After nitrogen: sigma, then pi

500

Fill in the molecular orbital diagram for CN^-?

Correct answer in google doc