what can be inferred about the pair of molecules shown below?\nselect the correct answer below:\nthese…

what can be inferred about the pair of molecules shown below?\nselect the correct answer below:\nthese molecules are not enantiomers.\nthese molecules have identical chemical properties.\nthe molecules do not contain any chiral carbons.\nthese molecules have identical physical properties.

what can be inferred about the pair of molecules shown below?\nselect the correct answer below:\nthese molecules are not enantiomers.\nthese molecules have identical chemical properties.\nthe molecules do not contain any chiral carbons.\nthese molecules have identical physical properties.

Answer

Answer:

These molecules are not enantiomers.

Brief Explanations:

  • Enantiomers are non - superimposable mirror images. For two molecules to be enantiomers, they must have a single chiral center (carbon atom bonded to four different groups) and be mirror images.
  • Here, if we analyze the structure (assuming basic organic chemistry rules for chirality), if we consider the carbon with the (OH) group:
    • Let's name the carbon chain (for simplicity). If we assume a proper numbering (based on IUPAC rules, though not fully shown in the skeletal structure), we can check the groups around the (OH) - bearing carbon.
    • Enantiomers have opposite configurations ((R/S) or (d/l) in older terms) at the chiral center. But these molecules do not satisfy the strict definition of enantiomers (non - superimposable mirror images with a single chiral center).
  • For the option “These molecules have identical chemical properties”: Enantiomers have identical chemical properties in an achiral environment, but since they are not enantiomers, this is not a valid inference.
  • For “The molecules do not contain any chiral carbons”: A chiral carbon has four different groups attached. If we assume the structure (even from the skeletal formula), the carbon with the (OH) group likely has four different groups (e.g., (H), (OH), and two different alkyl groups depending on the full structure), so it is a chiral carbon.
  • For “These molecules have identical physical properties”: Enantiomers have identical physical properties (melting point, boiling point etc.) in an achiral environment. But since they are not enantiomers, this is incorrect.