Organic Chemistry Answers

Which of the following molecules CANNOT be formed by an addition reaction?

1. butan-1-ol
2. 3-bromoheptane
3. pentanal
4. 1,2-dichlorocyclohexane
5. hexan-2-ol

Which of the following molecules can have cis and trans isomers?

1. pent-1-ene
2. pent-2-ene
3. cyclopentane
4. cyclopentene
5. pent-2-yne

What is the product of the hydration reaction of but-1-ene

Determine the emperical formula of 66.00%ca and 34% p

draw a three dimensional line structure of (4S,5Z)-4amino-5,6-diflluorohept-5-enal

Find the mole fraction of 18.93% m/m of ethylene glycol in 112 g of aqueous ethylene glycol solution.

Explain with the help of a suitable diagram the principle used in separating hydrocarbon in crude oil

12.With reference to the use of Sodium benzoate in soft drinks, there have been several concerns. Consider the following statements in this context:

Sodium benzoate is added to soft drinks as preservative

Benzene in soft drinks is a potential concern due to its carcinogenic nature

Storing soft drinks in cool conditions speed up the formation of benzene

Which among the above is / are correct statements?

[A] Only 1

[B] Only 2

[C] Only 1 & 2

[D] 1, 2 & 3

11.Which of the following chemicals are used in dry cleaning?

Naphtha

Benzene

Tetrachloroethylene

Select the correct option from the codes given below:

[A] Only 1 & 2

[B] Only 2 & 3

[C] Only 1 & 3

[D] 1, 2 & 3

10.PVC is a polymer of ?

[A] Propane

[B] Vinyl chloride

[C] Styrene

[D] Carbonates