Diastereomers

Q. Which of the following is correct relation with respect to isomerism?

1. are diastereomers
2. are metamers
3. are enantiomers
4. are pair of diastereomers

Q. Meso compounds are optically ___.

Q. Which of the following are diastereomers?

1. 
2. 
3. 
4. 

Q. Diastereomers may or may not be chiral – True or False?

1. True
2. False

Q.

Meso tartaric acid and d-tartaric acid are:

1. Position isomers

2. Racemic mixture

3. Enantiomers

4. Diastereomers

Q.

Which of the following are diasteromers?

1. (I) and (III)

2. (II) and (IV)

3. (I) and (II)

4. None

Q. Diastereomers can be achiral.

1. True
2. False

Q. Which of the following reaction will give diastereomers as the product(s)?

1. 
2. 
3. 
4. 

Q. Which option is not correct about the following compounds?

1. Both are optically inactive
2. Both are diastereomers of each other
3. Both can be separated by chromatography
4. Both have the same boiling point

Q. The total number of stereoisomers that can exist for $M$ is