Wanna Learn

  Chem

 250.

 Organic

 Chemistry

 I.

 Name:

  Homework

 Set

 1.

 20

 points

 total.

 LU

 Honor

  Due

 Wednesday,

 Jan.

 9,

 at

 class

 time.

 Code

 Reaffirmation:

  Collaboration

  is

  allowed,

  but

  the

  work

  done

  should

  represent

  your

  own

  work,

  and

  your

  understanding

  of

  the

  material.

  The

  outright

  copying

  of

  another’s

  work

  will

  be

  considered

  an

  Honor

  Code

  violation.

  Collaborators

 should

 be

 noted

 on

 the

 last

 page.

  1. (6

  pts

  total)

  Six

  molecules

  are

  drawn

  below,

  but

  some

  of

  them

  cannot

  exist

  as

  drawn.

  For

  each

  molecule,

 do

 one

 of

 the

 following:

  a. If

 the

 molecule

 cannot

 exist

 as

 drawn,

 circle

 the

 error

 in

 the

 drawing

 (that

 is,

 the

 problematic

  atom),

 and

 write

 an

 “X”

 in

 the

 line

 below

 it.

  b. If

 the

 molecule

 can

 exist

 as

 drawn,

 write

 the

 total

 number

 of

 hydrogen

 atoms

 in

 the

 molecule

  in

 the

 line

 below

 the

 molecule.

C N N O If correct, how many H's? OH

F O If correct, how many H's?

  2. (2

 pts)

 Why

 is

 dimethyl

 ether

 (CH3OCH3)

 a

 gas

 at

 room

 temperature,

 but

 water

 is

 a

 liquid?

 Name

 the

  particular

  intermolecular

  force

  responsible

  for...