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Questions and Answers
Which carboxylic acid derivative is more reactive than carboxylic acids?
Which carboxylic acid derivative is more reactive than carboxylic acids?
- Alcohols
- Acyl chlorides (correct)
- Acid anhydrides
- Esters
What is the product when propan-1-ol undergoes a reaction with 2[H]?
What is the product when propan-1-ol undergoes a reaction with 2[H]?
- 2-hydroxypropanenitrile
- Propan-2-ol
- hydroxynitrile
- Propanone (correct)
What happens when an acyl chloride reacts with water?
What happens when an acyl chloride reacts with water?
- Forms carboxylic acid and HCl gas (correct)
- Forms ketone and water
- Forms alcohol and HCl gas
- Forms ester and water
Which condition is required for the addition of hydrogen cyanide to carbonyls to form hydroxynitriles?
Which condition is required for the addition of hydrogen cyanide to carbonyls to form hydroxynitriles?
Which carboxylic acid derivative undergoes a change to form esters when reacting with alcohol?
Which carboxylic acid derivative undergoes a change to form esters when reacting with alcohol?
What type of mechanism is involved in the reaction of carbonyl compounds with hydrogen cyanide?
What type of mechanism is involved in the reaction of carbonyl compounds with hydrogen cyanide?
Which compound undergoes the Iodoform test and forms CHI3 as a yellow crystalline precipitate?
Which compound undergoes the Iodoform test and forms CHI3 as a yellow crystalline precipitate?
In the presence of dilute sodium hydroxide under reflux conditions, which product is formed from methyl propanoate and NaOH?
In the presence of dilute sodium hydroxide under reflux conditions, which product is formed from methyl propanoate and NaOH?
Which carboxylic acid derivative is resistant to attack by weak nucleophiles like alcohols?
Which carboxylic acid derivative is resistant to attack by weak nucleophiles like alcohols?
In which type of mechanism is the extra KCN used to increase the concentration of CN- ion nucleophile for the first step?
In which type of mechanism is the extra KCN used to increase the concentration of CN- ion nucleophile for the first step?
What is the orange precipitate formed when 2,4-DNP reacts with aldehydes and ketones?
What is the orange precipitate formed when 2,4-DNP reacts with aldehydes and ketones?
What type of reaction occurs when RCOCl reacts with water?
What type of reaction occurs when RCOCl reacts with water?
In the formation of a racemate through nucleophilic addition of HCN to aldehydes and ketones, why is a racemate formed?
In the formation of a racemate through nucleophilic addition of HCN to aldehydes and ketones, why is a racemate formed?
How does the SN1 mechanism differ from the SN2 mechanism in terms of intermediates formation?
How does the SN1 mechanism differ from the SN2 mechanism in terms of intermediates formation?
Why does the formation of a racemate occur in the reaction involving a haloalkane with the OH- ion using the SN1 mechanism?
Why does the formation of a racemate occur in the reaction involving a haloalkane with the OH- ion using the SN1 mechanism?
What is a characteristic feature of a trigonal planar reactant or intermediate that leads to the formation of a racemate in certain chemical reactions?
What is a characteristic feature of a trigonal planar reactant or intermediate that leads to the formation of a racemate in certain chemical reactions?
How does the formation of a racemate affect the optical activity of the resulting product?
How does the formation of a racemate affect the optical activity of the resulting product?
If a chiral reactant is used in a reaction, what would be the result in terms of enantiomer formation?
If a chiral reactant is used in a reaction, what would be the result in terms of enantiomer formation?
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