Exam 4 Jeopardy

Molecular Structure

100

What is the steric number of Arsenic Triflouride?

4

200

What are the electron geometry and molecular geometry of Iodine pentachloride?

Octahedral, square pyramidal

300

What is the electron geometry and molecular geometry of Xenon Tetrachloride

Octahedral, Seesaw

400

Bee venom contains Histamine (C₅H₉N₃) (show picture). How many sigma bonds and pi bonds are in this structure?

https://upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Histamine.svg/1200px-Histamine.svg.png

Sigma:17

Pi:2

500

Poisonous hemlock tea was how the church ganked Socrates for progressive thinking. Methylpiperidine is an alkaloid found in poison hemlock (C₈H₁₇N). What is the molecular geometry of the carbons in the ring, the nitrogen, and the carbon on the bottom?

https://www.worldofchemicals.com/Woclite/tmp/chem/b/f640ee3391b452555de0859523c50696_4a2cb49b09b411c940c398bb8f228a43.png

Carbon ring: Tetrahedral

Nitrogen: Trigonal pyramidal 

Bottom carbon: Tetrahedral

Polarity and Intermolecular Forces

100

I accidentally drank ammonia!!! (NH₃) Is it a polar molecule? Are the bonds polar?

It is polar and has polar bonds

200

Chlorofluorocarbon (CCl₂F₂) is considered a greenhouse gas. Why?

It is a polar molecule

300

What are the atoms that form hydrogen bonds with hydrogen?

N,O,F

400

Rate the following intermolecular forces by strength from weakest to strongest: London dispersion, Ionic, Dipole-Dipole interactions, Hydrogen bonds.

London dispersion<Dipole Dipole interactions< Hydrogen Bonds< Ionic

500

Rate the following molecules from lowest to highest boiling point:

GAS! GAS! GAS!: C₈H₁₈

Propane(Fer my Grill): C₃H₈

Soap(That I dropped): C₁₇H₃₅COOH

Ammonia: NH₃

Propane<GAS<Soap<Ammonia

Hybridization

100

A triple bond is formed by what type of bonds and how many?

1 sigma, 2 pi

200

What is the hybridization of Sulfer in Sulfer Hexafluoride?

SP3D2

300

Identify the orbitals that hybridize to create the molecular shape of an NH3 molecule.  

The 2s and three 2p orbitals hybridize to form four sp3 hybridized orbitals.  

400

What orbitals overlap in CH₂NH between the carbon and nitrogen atoms?

Sp2-sp2,2p-2p

500

Honey is partially made of glucose. (https://www.nutrientsreview.com/wp-content/uploads/2014/09/Glucose-formula.jpg) What is the hybridization of each atom?

Carbon: SP3

Oxygen: SP3

Hydrogen: S

Review

100

The average air velocity of an unladen swallow is 24 miles per hour. How many meters per second is that?

( .3048 meters in 1 foot)

11 m/s

200

How does resonance stabilize a molecule?

Distributing electron density

300

Which atom shows the most metallic characteristics?

Francium (Fr)

400

I BOUGHT 69 GRAMS OF METH!!! (C₁₀H₁₅N) How many molecules of carbon do I have? (because why else would you buy meth?)

2.78x10²⁴

500

What is the frequency of a wave with a wavelength of 650.nm?

4.62x10¹⁴Hz