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Questions and Answers
In nucleophilic substitutions, alkyl halides are classified as:
In nucleophilic substitutions, alkyl halides are classified as:
- Primary (1°), secondary (2°), or tertiary (3°) based on the number of carbon groups directly bonded to the carbon bearing the halogen atom (correct)
- Primary (1°) only
- Secondary (2°) or tertiary (3°) only
- Primary (1°) or quaternary (4°)
Which species is commonly involved as a nucleophile in substitution reactions?
Which species is commonly involved as a nucleophile in substitution reactions?
- Species with a positive charge
- Species with no charge
- Species with a negative charge
- Species with lone pairs of electron (fully or partially negative charge) (correct)
What makes H2O a better leaving group than HO:¯?
What makes H2O a better leaving group than HO:¯?
- H2O has a positive charge
- H2O is a weaker base (correct)
- H2O is more electronegative
- H2O is a stronger base
What do nucleophiles and bases have in common?
What do nucleophiles and bases have in common?
What are the common leaving groups in nucleophilic substitution reactions?
What are the common leaving groups in nucleophilic substitution reactions?
In a nucleophilic substitution reaction, the leaving group departs with the electron pair in the C—X bond, forming X:¯. The leaving group's ability to accept an electron pair is influenced by its __________.
In a nucleophilic substitution reaction, the leaving group departs with the electron pair in the C—X bond, forming X:¯. The leaving group's ability to accept an electron pair is influenced by its __________.
What type of alkyl halide is directly bonded to a carbon atom carrying the halogen atom?
What type of alkyl halide is directly bonded to a carbon atom carrying the halogen atom?
Which species is attracted to a region of positive charge and is commonly involved as a nucleophile in substitution reactions?
Which species is attracted to a region of positive charge and is commonly involved as a nucleophile in substitution reactions?
What differentiates nucleophiles from bases?
What differentiates nucleophiles from bases?
What characteristic of H2O makes it a better leaving group than HO:¯?
What characteristic of H2O makes it a better leaving group than HO:¯?
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