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GK QUESTION#3168

Consider the following statements: 1. The dash-wedge formula is used to represent the three-dimensional structures of molecules on a two-dimensional surface. 2. In the dash-wedge formula, solid wedges represent bonds coming out of the plane, and dashed wedges represent bonds going behind the plane. Which of the statements given above is/are correct?

  1. A1 only
  2. B2 only
  3. CBoth 1 and 2Correct answer
  4. DNeither 1 nor 2
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Answer

C. Both 1 and 2

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Explanation

Wedge–dash notation displays three-dimensional bond directions on a two-dimensional page. A solid wedge projects towards the viewer, a dashed wedge projects away, and an ordinary line lies in the page plane. Both statements describe that convention correctly.

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