Home/Alcohol and phenols
Preparations of Alcohols
Question#1
Acetaldehyde reacts with C2H5 -Mg-Cl the final product is [Pb. CET 1985]
Question#2
Ethanol is manufactured by the fermentation of starch. The starch conversion to maltose requires the enzyme; (2011-ETEA)
Question#3
We can prepare alcohol using an ether. What is typically the reagent used for ethers to break down to alcohol? NUMS2019
Question#4
We can prepare alcohol using an ether. What is typically the reagent used for ethers to break down to alcohol? NUMS2019
Question#5
Which of the following reactions used for the preparation of alcohols on industrial scale: (MDCAT2019)
Question#6
C2H5 - OSO3H \( \rightarrow\) C2H5 - OH + H2SO4 Choose the correct type for this reaction from the following : (MDCAT2015)
Question#7
Which one of the following is NOT able to denature the ethanol: (MDCAT2015)
Question#8
To produce absolute alcohol (100%) from rectified spirit (95.5% alcohol) the remaining 4.4% water must be removed by a drying agent such as: (MDCAT2015)
Question#9
Which enzyme is involved in fermentation of glucose: (MDCAT2011)
Question#10
Methanol is prepared from CO and H2. The catalyst used for this reaction is. MDCAT2010
Question#11
Concentrated sugar solution undergoes hydrolysis into glucose and fructose by an enzyme called: MDCAT2009
Question#12
The products of the fermentation of sugar are ethanol and: MDCAT(2008)