About meso tartaric acid which of the following statements is/are not

1.	About meso tartaric acid which of the following statements is/are not correct
Answer» It is optically inactive due to INTERNAL compensation It can be separated into two optically ACTIVE isomers It cannot be separated into two optically active isomers It is optically inactive due to external compensation Solution :A) It is optically inactive because it CONTAINS 2-asymmetric CARBON atoms B) It can be separated into two optically active isomers D) It is optically inactive due to external compensation

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