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Last ones: Please help/check if i\'m right :) 15. What is the configuration of e

ID: 816729 • Letter: L

Question

Last ones: Please help/check if i'm right :)

15.

What is the configuration of each molecule shown below?

A) Both molecules have the R configuration.
B) Both molecules have the S configuration.
C) Molecule A has the R configuration and molecule B has the S configuration.
D) Molecule A has the S configuration and molecule B has the R configuration.

I got D!

16.

What is the configuration of each molecule shown below?

A) Both molecules have the R configuration.
B) Both molecules have the S configuration.
C) Molecule A has the R configuration and molecule B has the S configuration.
D) Molecule A has the S configuration and molecule B has the R configuration.

I got C

18.

Which of the molecules shown below are achiral?

A) only A
B) only B
C) only C
D) only A and B
E) only A and C
F) only B and C
G) A, B and C

I know B has no chiral center but is A meso?

19.

What is the configuration of each molecule shown below?

Not sure about this one

Which of the Fischer projections shown below corresponds to the molecule in the box?

What is this?

Thanks!

15.

What is the configuration of each molecule shown below?

A) Both molecules have the R configuration.
B) Both molecules have the S configuration.
C) Molecule A has the R configuration and molecule B has the S configuration.
D) Molecule A has the S configuration and molecule B has the R configuration.

I got D!

16.

What is the configuration of each molecule shown below?

A) Both molecules have the R configuration.
B) Both molecules have the S configuration.
C) Molecule A has the R configuration and molecule B has the S configuration.
D) Molecule A has the S configuration and molecule B has the R configuration.

I got C

18.

Which of the molecules shown below are achiral?

A) only A
B) only B
C) only C
D) only A and B
E) only A and C
F) only B and C
G) A, B and C

I know B has no chiral center but is A meso?

19.

What is the configuration of each molecule shown below?

A) Both molecules have the R configuration.
B) Both molecules have the S configuration.
C) Molecule A has the R configuration and molecule B has the S configuration.
D) Molecule A has the S configuration and molecule B has the R configuration.

Not sure about this one

Which of the Fischer projections shown below corresponds to the molecule in the box?

What is this?

Thanks!

What is the configuration of each molecule shown below? Which of the molecules shown below are achiral? What is the configuration of each molecule shown below? Which of the Fischer projections shown below corresponds to the molecule in the box?

Explanation / Answer

15.A) Both molecules have the R configuration. (because both has clockwise rotation)
16.C) Molecule A has the R configuration and molecule B has the S configuration.
18.B) only B
19.C) Molecule A has the R configuration and molecule B has the S configuration.
20 B is correct