« previous next »

Author Question: Which mechanism accounts for the reaction of 4-bromo-1-nitrobenzene with sodium hydroxide to form ... (Read 95 times)

waynest

  • Hero Member
  • *****
  • Posts: 553
on: Aug 23, 2018
Which mechanism accounts for the reaction of 4-bromo-1-nitrobenzene with sodium hydroxide to form 4-nitrophenol?
 a. Bimolecular nucleophilic substitution (SN2)
  b. Nucleophilic aromatic substitution by elimination-addition
  c. Nucleophilic aromatic substitution by addition-elimination
  d. Electrophilic aromatic substitution

Question 2

Why does anisole undergo bromination with Br2 in the absence of FeBr3 whereas bromination of benzene requires the presence of FeBr3?
 a. anisole is a better nucleophile than benzene
  b. the methoxy group of anisole is an inductive electron withdrawing substituent
  c. Br2 is a good nucleophile
  d. the reaction is accelerated by light


amit

  • Sr. Member
  • ****
  • Posts: 364
Reply #1 on: Aug 23, 2018
Answer to Question 1

c

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Several species of squirrels have melanistic phases. In large parts of United States and Canada, the Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Renal calculi (stones) can form in several areas within the urinary tract. When they form in the kid Renal calculi (stones) can form in several areas within the urinary tract. When they form in the kid
sodium sodium
Patient registration form. Patient registration form.
Many plastic intake manifolds are constructed using many parts glued together to form complex ... Many plastic intake manifolds are constructed using many parts glued together to form complex ...
Isomerization reaction proceeds via an enediolate intermediate. Isomerization reaction proceeds via an enediolate intermediate.
Video: Bulk flow - Factors that influence bulk flow

For a complete list of videos, visit our video library