You visited us 1 times! Enjoying our articles? Unlock Full Access!

Stereoisomerism

A compound wa...

Question

A compound was synthesized by a student but its structure was not identified. However, his wonderfully helpful instructor told him that it was a meso compound with 5 carbons and 2 stereogenic centers. Which of the following structures should the student consider as possibilities for his compound?

I , II , IV

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

II , IV

No worries! We‘ve got your back. Try BYJU‘S free classes today!

I , III , V

No worries! We‘ve got your back. Try BYJU‘S free classes today!

II , IV , V

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A I , II , IV
Out of given compounds, $I, I I, I I I, I V$ have two stereogenic centres.

But $m e s o$ compound is not possible for $I I I$ .

Hence, only $I, I I$ and $I V$ should be considered.

Suggest Corrections

Similar questions

A student of taxonomy was puzzled when told by his professor to look for a key to identify a plant. He went to his friend to clarify what 'key' the professor was referring to? What would the friend explain to him?

Based on your reading of the story, answer the following questions by choosing the correct options.

(a) Private Quelch was nick-named ‘Professor’ because of __________

(i) his appearance .

(ii) his knowledge.

(iii) his habit of reading.

(iv) his habit of sermonising

(b) One could hammer nails into Corporal Turnbull without his noticing it because ________

(i) he was a strong and sturdy man.

(ii) he was oblivious to his surroundings.

(iii) he was a brave corporal.

(iv) he was used to it.

(i) they had to catch a train

(ii) they could not stand Private Quelch exhibiting his knowledge

(iii) they felt they would have to lend a helping hand.

(iv) they did not want to meet the cooks.

Based on your reading of the story answer the following questions by choosing the correct option

(a) With reference to Hooper, the author says, “Every thing was going for him”. What does it imply?

(i) He had everything that a man aspires for.

(ii) People admired him.

(iii) He did what he wanted.

(iv) He was capable of playing games.

(b) Duke never jumped on Chuck again because _____________

(i) Duke was paralysed and unable to jump.

(ii) Chuck was angry with Duke for jumping at him.

(iii) Duke realized that Chuck was not well and could not balance himself.

(iv) Marcy did not allow Duke to come near Chuck.

(i) to look after Chuck.

(ii) to get Chuck on his feet.

(iii) to humour Chuck.

(iv) to guard the house.

(d) “_______ even Duke’s presence didn’t reach Chuck’’. Why?

(i) Duke was locked in his kennel and Chuck couldn’t see him.

(ii) Duke hid himself behind the bed post.

(iii) Duke had come to know that Hooper was not well.

(iv) Hooper was lost in his own grief and pain.

Q. Ram's nose started bleeding when he fell down while playing with his friends. He was terrified that he broke his nose, but was pacified by his mom who told him that nose won't break as it is made up of a flexible connective tissue known as

Based on your reading of the story, answer the following questions by choosing the correct option.

(a) Mrs. Bramble was a proud woman because ___________

(i) she was the wife of a famous boxer.

(ii) she had motivated her husband.

(iii) she was a good housewife.

(iv) she was the mother of a child prodigy.

(b) “The very naming of Harold had caused a sacrifice on his part.” The writer’s tone here is _____________

(i) admiring

(ii) assertive

(iii) satirical

(iv) gentle

(i) becoming a sportsperson.

(ii) being good at academics.

(iii) being well-built and muscular

(iv) respecting his parents

(d)Harold felt that he was deprived of the respect that his classmates would give him as ___________

(i) they did not know his father was the famous boxer, ‘Young Porky’.

(ii) his hero, Jimmy Murphy had not won the wrestling match.

(iii) he had not got Phil Scott’s autograph.

(iv) Sid Simpson had lost the Lonsdale belt.

Join BYJU'S Learning Program

A compound was synthesized by a student but its structure was not identified. However, his wonderfully helpful instructor told him that it was a meso compound with 5 carbons and 2 stereogenic centers. Which of the following structures should the student consider as possibilities for his compound?

The correct option is A I , II , IVOut of given compounds, I,II,III,IV have two stereogenic centres. But meso compound is not possible for III. Hence, only I,II and IV should be considered.

The correct option is A I , II , IV
Out of given compounds, $I, I I, I I I, I V$ have two stereogenic centres.

But $m e s o$ compound is not possible for $I I I$ .

Hence, only $I, I I$ and $I V$ should be considered.