Explain the manufacture of Soda ash by Solvay process

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Chemical Technology Assignment -

Q1. Write short note on the following:

(a) Differentiate between Soaps and detergents.

(b) Differentiate between HDPE and LDPE.

(d) What is starch? What are its sources? Enumerate its applications.

(e) Differentiate between refining and cracking.

Q2. Describe DCDA process for sulfuric acid manufacture from elemental sulphur with reference to:

i) Why multistage reactor used?

ii) Why interpass absorption done?

iii) How energy conservation achieved?

iv) What are typical process conditions?

v) What is the typical SO2 conservation achieved and composition of tail gas?

Q3. (a) Explain manufacture of phenol using Toluene as a raw material in brief.

(b) Describe manufacture of sugar from sugar cane. And explain inversion of sugar.

Q4. (a) Describe the manufacturing process used for synthesis of ethylene by naphtha cracking.

(b) Explain the manufacture of Soda ash by Solvay process.

Q5. (a) Describe manufacturing process of styrene starting from ethyl benzene. What are the major engineering problems associated with the process? How will you produced 99.9% pure styrene.

(b) Describe the manufacture of PTA with simple sketch.

Note - Need elaboratively as per the questionnaire and also, I need the reference book from which they have taken these. Need the answers not from the web from the reference books with good clarification but with reference books names please where applicable.

Reference no: EM132317999

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