Class XII

Which one of the following is not a chiral molecule?
  1. 2 – chlorobutane
  2. Butan – 2 – ol
  3. propan – 2 – ol
  4. bromochloro – iodomethane
Isomers of the compound C4H9Br are
  1. B and C
  2. 1 – Bromobutane and 2 – Bromobutane
  3. 1 – bromo 2 – methyl propane and 2 – bromo2 – methyl propane
  4. None of the above
A mixture containing two enantiomers in equal proportions
  1. will be called a racemic mixture
  2. will have zero optical rotation
  3. All the below
  4. will be optically inactive
Carbon – halogen bond of alkyl halides is responsible for their nucleophilic substitution, elimination and their reaction with metal atoms to form organometallic compounds because of their
  1. polarity
  2. kinetic properties
  3. racemisation
  4. Chirality
In the reaction, R – X + NaoR’ → ROR’ + X ( – ve ion) The main product formed is
  1. ----Alcohol ---------------------------------------------------------------------------- Alcohol
  2. Amine
  3. Ester
  4. Ether
Time Elapsed

HR : MIN : SEC
Question Answered
0
Score out of 100
0

Get Started!

we provide the best
services to our students

AmazingCounters.com Views

 

LKG - 12th

Rs 1,999  Annual
Plan
TOP