Compound  which of the following prefix?

• trans

• Anti

• E

• Z

Friedel-Crafts reaction is not related with

• acylation

• reduction

• sulphonation

• nitration

Assertion (A): Reaction of 1-butene with HBr gives 1-bromobutane as major product.

Reason (R): Addition of hydrogen halides to alkenes proceeds according to Markownikoffs rule.

The correct answer is

• A and R are correct and R is the correct explanation of A

• A and R are correct but R is not the correct explanation of A.

• A is correct but R is not correct

• A is not correct but R is correct

The product (Z) of the following reaction is:

What is the product in the following reaction?

• Benzoquionone

• Cyclohexane-1-one

• Benzoic sulphate

• Benzoric acid

Which one of the following has highest boiling point?

• H₃CCH₂CH₂CH₂Cl

• (H₃C)₂CHCH₂Cl

• (H₃C)₃CCl

• H₃CCH₂CHClCH₃

The product Z of the following reaction is H₃CC≡CH $\stackrel{2\mathrm{HBr}}{\to }$ Z.

• H₃CCH₂CHBr₂

• H₃CCBr₂CH₃

• H₃CCHBrCH₂Br

• BrCH₂CH₂CH₂Br

Identify X and Y in the following reaction sequence

$\mathrm{X} \stackrel{\mathrm{Zn}}{\to } \mathrm{Y} \underset{\mathrm{Zn}-{\mathrm{H}}_2\mathrm{O}}{\overset{{\mathrm{O}}_3}{\to }} ({\mathrm{CH}}_3{)}_2\mathrm{CO} + {\mathrm{CH}}_2\mathrm{O}$

•  

  X	Y
  (CH3)2CHBrCH3	CH3CH=CHCH3

• X	Y
  (CH3)2CHCH2Br	CH3CH=CHCH3

• X	Y
  (CH3)2CBrCH2Br	(CH3)2C=CH2

• X	Y
  (CH3)2CHCHBr2	(CH3)2C=CH2

239.

Oxidation of cyclohexene in presence of acidic potassium permaganate leads to

• glutaric acid

• adipic acid

• pimelic acid

• succinic acid

Cyclopentadienyl anion is

• benzenoid and aromatic

• non-benzenoid and aromatic

• non-benzenoid and non-aromatic

• non-benzenoid and anti- aromatic