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What is a "screening question"?
Compound
A chemical compound is a substance composed of two or more different elements that are chemically bonded together in a fixed ratio, distinguished by its chemical composition and properties.
Thiol Proton
The hydrogen atom attached to the sulfur atom in a thiol group, characterized by its ability to be acidic and participate in hydrogen bonding.
Acidity
A measure of the concentration of hydrogen ions in a solution, often associated with the degree to which a substance is able to donate a proton.
Phenol
An aromatic compound consisting of a benzene ring bonded to a hydroxyl group (-OH).
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