Asked in PMC Practice Test 33 (2021) 2021Moderate

The phenomenon in which compounds have same molecular formula but different structural formula is called as:

Correct answer: B. Isomerism

  • A. Reforming
  • B. Isomerism
  • C. Polymorphism
  • D. Hybridization

Explanation

Isomerism is the existence of molecules that have the same numbers of the same kinds of atoms (and hence the same formula) but differ in chemical and physical properties.

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About Isomerism

Isomerism occurs when compounds have the same molecular formula but different atom arrangements or spatial orientations. The content includes chain, position, functional, metameric and tautomeric isomerism, along with geometrical and optical isomerism, including cis-trans forms, E/Z notation, chirality and enantiomers.

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