Join thousands of students who trust us to help them ace their exams!Watch the first video
Multiple Choice
Which of the following statements best describes chirality in organic molecules?
A
Chirality occurs when a molecule has an asymmetric carbon atom.
B
Chirality is a property of molecules that can be superimposed on their mirror images.
C
Chirality occurs when a molecule has a plane of symmetry.
D
Chirality is only observed in molecules with double bonds.
Verified step by step guidance
1
Understand the concept of chirality: Chirality in organic chemistry refers to a property of a molecule that makes it non-superimposable on its mirror image. This is similar to how your left and right hands are mirror images but cannot be perfectly aligned on top of each other.
Identify the key feature of chiral molecules: A molecule is typically chiral if it contains an asymmetric carbon atom, also known as a chiral center. This carbon atom is bonded to four different groups, leading to two non-superimposable mirror images.
Evaluate the given statements: Analyze each statement to determine which one accurately describes chirality. Consider the definition and characteristics of chiral molecules.
Statement analysis: The statement 'Chirality occurs when a molecule has an asymmetric carbon atom' aligns with the definition of chirality, as the presence of an asymmetric carbon is a common indicator of chirality.
Clarify misconceptions: The other statements contain inaccuracies. Chirality is not about superimposing mirror images, nor does it occur with a plane of symmetry or only in molecules with double bonds. These are not defining features of chirality.