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Questions and Answers
What type of catalysts are commonly used in the isomerization process?
What type of catalysts are commonly used in the isomerization process?
- Solid catalysts such as zeolites and alumina
- Liquid catalysts like triflic acid
- Strong solid acids like sulfated zirconia
- Dual-function catalysts activated by chlorides (correct)
What intermediates are formed during the alkylation process using liquid triflic acid?
What intermediates are formed during the alkylation process using liquid triflic acid?
- Hydrocarbon mixtures with low octane numbers
- Isopropyl, sec-butyl, 2-pentyl, and 3-pentyl esters of triflic acid (correct)
- Sulfated zirconia and SbF5/sulfonic acid resins
- Isobutene and light olefins
What is the main issue with using solid catalysts for alkylation processes?
What is the main issue with using solid catalysts for alkylation processes?
- Low octane number
- Difficulty in obtaining raw materials
- High production cost
- Fast deactivation (correct)
What is the primary purpose of the isomerization process?
What is the primary purpose of the isomerization process?
What reaction mechanism may occur in the isomerization process?
What reaction mechanism may occur in the isomerization process?
Which of the following catalysts is commonly used in isomerization?
Which of the following catalysts is commonly used in isomerization?
What are the preferred isomerization catalysts?
What are the preferred isomerization catalysts?
Which of the following is not an intermediate formed in the alkylation process using liquid triflic acid?
Which of the following is not an intermediate formed in the alkylation process using liquid triflic acid?
What is the primary purpose of using dual-function catalysts in isomerization?
What is the primary purpose of using dual-function catalysts in isomerization?
What is the main issue with using solid catalysts in alkylation processes?
What is the main issue with using solid catalysts in alkylation processes?
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