Examlex
The principal quantum number is symbolized by the letter ______________.
Pent-3-ynoic Acid
Pent-3-ynoic acid is a carboxylic acid with the molecular formula C5H6O2, characterized by a triple bond between the third and fourth carbons and a carboxyl group at the end of the chain.
Compound
A substance formed from two or more elements chemically bonded together in a fixed ratio.
3-nitrophthalic Acid
An aromatic dicarboxylic acid compound with a nitro group substituted at the 3-position on the benzene ring.
Pentanedioic Acid
An organic compound also known as glutaric acid, with the formula C5H8O4, characterized by two carboxylic acid groups at each end of a five-carbon chain.
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