Which of the following is the least reactive toward addition of a Grignard reagent ?

Bonus question Provide a stepwise synthesis for the following.        he answer should be entered as in the following example: (this is an example!) 1. NaNH2   2. CH3CH2Br   3. H2, Lindlar’s Cat.    4. BH3, THF   5. H2O2, NaOH                          (Keep three spaces between each step) All chemicals and reagents  structures should be correct and with the proper sequence. No partial credit.

Which of the following compounds is least reactive in the nucleophilic aromatic substitution reaction with NaOH?

The compound shown below can form a hemiacetal by reacting with itself in an acidic solution.What is the structure of this hemiacetal?

Which one of the following substituents will not direct the incoming group to the meta position during electrophilic aromatic substitution?

Which of the following is an acetal?

Rank the following compounds in order of increasing reactivity towards chlorination with Cl2/AlCl3 (slowest reacting to fastest).

In electrophilic aromatic substitution, a halogen substituent is

What kind of reactions do aldehydes and ketones undergo?

Predict the product, when pentanal reacts with CH3NH2 in the presence of an acid catalyst.