Sterol Has Four Connecting Rings Made of Which of the Following

question 22

Multiple Choice

Sterol has four connecting rings made of which of the following elements?

• A) carbon and hydrogen
• B) hydrogen and oxygen
• C) calcium and hydrogen
• D) carbon and oxygen

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Definitions:

NMR

Nuclear Magnetic Resonance, a spectroscopic technique used to observe local magnetic fields around atomic nuclei, providing detailed information about the structure, dynamics, and chemical environment of molecules.

Singlet

A term used in quantum mechanics and spectroscopy to describe a state in which all electrons in an atom or molecule are spin-paired, showing no magnetic field external to the system.

Doublet

In spectroscopy, a pattern indicating two closely linked energy levels or particles, often seen in NMR or EPR spectroscopy.

NMR

Nuclear Magnetic Resonance, a spectroscopic technique used to study the structure of molecules by observing the interaction of nuclear spins with magnetic fields.