History and Industrial Applications of Organic Synthesis

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What was the significance of Wöhler's synthesis of urea in 1828?

It proved that organic compounds from living organisms could be made in the lab. (correct)

It highlighted the toxicity of ammonium isocyanate.

It showed the limitations of organic synthesis.

It demonstrated the industrial applications of organic compounds.

What is the primary use of methanol in Asia?

In various products and fuels

As a precursor for wood adhesives (correct)

As a transportation fuel

For industrial synthesis under high pressure

How is isopropyl alcohol produced through indirect hydration?

Propene is combined with water at high pressures

Propene reacts with sulfuric acid to form a mixture of sulfate esters (correct)

Propene reacts with water in the presence of solid acidic catalysts

Isopropyl alcohol is obtained from the direct reaction of propene with water

Which compound is used in producing acetone, antifreeze, and antiseptics?

Isopropyl alcohol Signup and view all the answers

What promotes the industrial synthesis of methanol from carbon monoxide and hydrogen?

Heated catalyst mixture (ZnO and Cr2O3) at 400-450°C Signup and view all the answers

What is the primary concern regarding the use of Formaldehyde?

Its toxicity and volatility, which lead to health risks upon exposure Signup and view all the answers

What is the main reason for the shift from acetylene hydration to direct ethylene oxidation in the manufacture of Acetaldehyde?

The simpler and cheaper process of ethylene oxidation Signup and view all the answers

What is the natural source of Formaldehyde, which contributes to smog and comprises up to 90% of environmental formaldehyde?

Formed through sunlight and intermediate in combustion processes like forest fires and car exhaust Signup and view all the answers

What is the unique process used for the easy separation in the production of the effective cleaner mentioned in the text?

The 'salting out' process with salts like sodium chloride Signup and view all the answers

What is the significant factor that led to the decline in the use of older acetylene methods for Acetaldehyde production?

The simpler and cheaper process of ethylene oxidation Signup and view all the answers

History and Industrial Applications of Organic Synthesis

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Questions and Answers

What was the significance of Wöhler's synthesis of urea in 1828?

What is the primary use of methanol in Asia?

How is isopropyl alcohol produced through indirect hydration?

Which compound is used in producing acetone, antifreeze, and antiseptics?

What promotes the industrial synthesis of methanol from carbon monoxide and hydrogen?

What is the primary concern regarding the use of Formaldehyde?

What is the main reason for the shift from acetylene hydration to direct ethylene oxidation in the manufacture of Acetaldehyde?

What is the natural source of Formaldehyde, which contributes to smog and comprises up to 90% of environmental formaldehyde?

What is the unique process used for the easy separation in the production of the effective cleaner mentioned in the text?

What is the significant factor that led to the decline in the use of older acetylene methods for Acetaldehyde production?

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