Give a brief account of insecticides developed by Rohm and Haas.

. What is DCOI? Write its structure and use. List the advantages of DCOI as compared to ТВТО.

How BHT is produced? Write the scheme of synthesis with reactions.

How is catechol produced starting from benzene? Give the sequence of reactions involved.

. Discuss the use of polymers containing fluorine atoms in the tail part for dissolving industrial material.

 Write the steps involved in the Boots synthesis of ibuprofen.

. Explain the formation of photochemical smog using a suitable diagram.
 

 Give any two examples of the greenhouse gases.

 Which aspects related to the toxicity of a chemical should be kept in mind while making a wiser choice?

 How would you modify a molecule if it contains a toxic group in its structure?

. What are oxidation and reduction reactions? Give one example of each type of theses reactions.

How would you proceed for preparing a chemical compound? Discuss the aspects related to planning, requirements and safety for such a synthesis.

How can catalysis and process analytical chemistry be used as a tool in green chemistry?

What are the characteristics of reagents used in the chemical reactions? Which point should be kept in mind while choosing a reagent from the green chemistry point of view?

Giving a suitable example show that for substitution reaction, the atom economy is less than 100%.

. Explain the principle of use of renewable feed stocks.

 Explain the need and origin of green chemistry.

Describe how SDG 11 ("Make cities inclusive, safe, resilient, and sustainable") connects to eco-cities.

 Provide an analysis of agglomeration economies and discuss their significance within the context of urban development in Indian cities.

 Identify major threats to urban biodiversity and suggest strategies for conservation.