Draw the structure for CCl
2F
2 using solid, wedged, and dashed lines to show the tetrahedral geometry.
Question 2Convert the skeletal drawing of the pharmaceutical Vioxx into a molecular formula.
Question 3Specify the hybridization of each carbon atom of limonene, a natural product present in citrus fruits, and thujone, which is derived from wormwood, a traditional component of the notorious liquor, Absinthe.
limonene
thujone
Question 4Draw all the lone pairs (nonbonding valence electrons) on the structure of phosgene, a poisonous gas once used as a chemical warfare agent.
Question 5Which of the following statements is not true?
a.
The carbon-carbon single bond of an alkane is weaker than the carbon-carbon triple bond of an alkyne.
b.
The carbon-carbon triple bond of an alkyne is shorter than the carbon-carbon double bond of an alkene.
c.
The carbon-carbon triple bond of an alkyne is exactly three times as strong as a carbon-carbon single bond of an alkane.
d.
The carbon-carbon single bond of an alkane is longer than the carbon-carbon triple bond of an alkyne.
Organizational structure of ICD-10-CM chapters.
The basic structure of a spermatozoon (SPERM).
The structure of chymotrypsin and the serine protease catalytic triad
Structure of complex II (succinate dehydrogenase)
Structure and function of human teeth.
The homotetrameric structure of the lac repressor protein