Name the catalyst used in commercial method of preparation of phenol.
Silica
Calcium phosphate
Anhydrous aluminium chloride
Cobalt naphthenate
Additional Questions
|
In Williamson's synthesis |
Answer |
|
When compound X is oxidised by acidified potassium dichromate, compound Y is formed. Compound Y on reduction with LiAlH4 gives X. (X) and (Y) respectively are |
Answer |
|
In preparation of alkene from alcohol using Al2O3 which is effective factor: |
Answer |
|
The correct order of decreasing acidity of nitrophenols will be |
Answer |
|
When phenol is treated with CHCl3 and NaOH, the product formed is: |
Answer |
|
The enzymes which are used to convert starch into ethyl alcohol are |
Answer |
|
Which of the following compounds when heated with CO at 150°C and 500 atm pressure in presence of BF3 forms ethyl propionate? |
Answer |
|
When Phenyl Magnesium Bromide reacts with tert.butanol, which of the following is formed? |
Answer |
|
Which of the followings is correct? |
Answer |
|
Which of the following is Lucas reagent? |
Answer |