BSc Sem III ATKT 2015 ATKT Chem Lll &Add Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Attempt any four:
   • A) Give the general mechanism for electrophilic aromatic substitution reaction with
   • B) Draw structures of the following:
   • C) Write a note on Aldol :
   • D) How are the following compound prepared using suitable Grignard reagent
   • i) 2- Methyl-2- butanol Explain reaction with mechanism involving carbocation
   • F) State and explain Huckel’s rule with suitable example
   • G)Explain with example ii)
   • H) Give the following definitions:
   • A) Write a short note on preparation of alkyl arene by Friedel Craft reaction and give its
   • B) Give any five applications of phenols, Write a note 6n Fries rearrangement ) What are crown ether? Give structure of 18 Crown 6 and any three applitation of CHEMISTRY MARKS 75 TIME 2.5HRS
   • E) Write a note on synthesis of ether with its mechanism
   • F) Give the IUPAC names of the following are haloarenes ? Give its classification with suitable
   • H) Predict the product A of the following reactions,
2. Q3 Attempt any four: ) coal for refining with diagram & example,’ CHEMISTRY MARKS 75 TIME
   • B) Explain coal liquefaction process with diagram
   • C) Give the types, characteristics and origin of coal & petroleum . What is composition of natural gas . Explain conversion of methane to
   • E) What is Syn gas ? How it is prepared from 1. Coal 2. Methanol 3. Biomass
   • F) What is Biomass ? How it is used to prepare organic chemicals ? What advantages coal tar or petroleum based chemicals
   • G) What is Biofuel ? What are advantages ? What is Biodiesel ? How it is obtained ?
   • H) What is chemical plant . Explain use . What are units of chemical plant ?
3. Q4 Attempt any three: 15 marks
   • A) Write a note on cine substitution. Give evidence for this type of reaction
   • B) Explain SN1 reaction with mechanism
   • C) Give IUPAC names for the following compounds:
   • D) What is global warming ? What are its consequences ?
   • E) What is house effect ? What are their sources ? Suggest method for reducing green
   • F) Predict the product X of the

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