What Reagent Is Required to Accomplish the Following Transformation

question 22

Multiple Choice

What reagent is required to accomplish the following transformation?

• A) Na, NH₃
• B) H₂, Pd-C
• C) H₂, Ni
• D) H₂, Lindlar catalyst

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Definitions:

Without

Lacking or in the absence of.

Lordosis

A condition characterized by an excessive inward curvature of the spine, often in the lumbar region, leading to a pronounced "swayback" appearance.

Scoliosis

A condition characterized by an abnormal lateral curvature of the spine.

Kyphosis

A spinal disorder causing a forward rounding of the back, which may lead to a hunchback posture.