It can not be separated into two forms. Contents. III is meso-form of tartaric acid. Meso tartaric acid is optically inactive due to the presence of (A) molecular symmetry (B) molecular asymmetry (C) external compensation (D) two asymm Share It is a conjugate acid of a meso-tartrate(1-). D) Two asymmetric C-atoms . Meso-Tartaric acid is optically inactive due to the presence of (a) Molecular symmetry (b) Molecular asymmetry (c) External compensation (d) Two asymmetric carbon atoms. Its angle of optical rotation is also 0°. Correct Answer: A. 900+ SHARES. Meso-tartaric acid is a 2,3-dihydroxybutanedioic acid that has meso configuration. Meso compounds are achiral (optically inactive) diastereomers of chiral stereoisomers. NEET Chemistry Organic Chemistry - Some Basic Principles And Techniques questions & solutions with PDF and difficulty level 4.7k VIEWS. It exists ln 3 forms one is meso form which optically inactive due to internal compensation. Tartaric acid is optically active only...it has 2 chiral carbon ato… 12.9k SHARES. Racemic tartaric acid is optically inactive due to 1:07 200+ LIKES. ... A meso compound is optically inactive due to internal compensation. It is melting point is 140°C. 1 Structures Expand this section. Meso-tartaric acid is optically inactive due to the presence of [AIIMS 1982; MP PMT 1987] A) Molecular symmetry . 4.7k SHARES ... Meso-tartaric acid is optically inactive due to the presence of 1:31 1.7k LIKES. It is optically inactive due … 2 Names and Identifiers Expand this section. 3 Chemical and Physical Properties Expand this section. Optical inactivity of meso -tartaric acid We usually come across in many standard text books of organic chemistry that meso -tartaric acid is optically inactive simply because it has a plane of symmetry [11-13] (point group Cs) and an imaginary mirror plane is drawn across the molecule in … ChEBI. It can be separated into two forms. It is melting point is 260°. 12.9k VIEWS. Investigations of isomeric tartaric acid salts, carried out by Louis Pasteur in the mid 19th century, were instrumental in elucidating some of the subtleties of stereochemistry. Question Q50) meso-Tartaric acid is optically inactive due to the presence of .. a) Molecular symmetry b) Molecular asymmetry c) External compensation d) Two asymmetric carbon atoms C) External compensation . Meso Tartaric Acid: Racemic Mixture: The angle of optical rotation of meso tartaric acid is 0°. Optically active compounds having no chiral carbon. 900+ VIEWS. Meso-tartaric acid is optically inactive due to the presence of 000+ LIKES. B) Molecular asymmetry .