Related Questions

Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm.
A 1
B 50
C 5000
D 10000
Fermentation of molasses to produce ethyl alcohol is done at __________ °C
A 20 - 30
B 100 - 150
C 250 - 300
__________ is produced by the dehydrogenation of ethyl benzene.
A Styrene
B Ethyl alcohol
C Cumene
D Phenol
Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation.
A Atmospheric
B Vacuum
C High pressure
D None of these
ইথাইল আয়োডাইড জলীয় KOH এর সাথে বিক্রিয়ায় উৎপন্ন হয় (Ethyl iodide on reacion with aqueous KOH produces)
A Ethyne
B Ethene
C Ethanol
D Ethane
নিচের কোন এনজাইম glucose কে ethyl alcohol এ পরিবর্তিত করে?
A Diastase
B Maltase
C Zymase
D Invertase
যদি ইথাইল বেনজিনকে KMnO4 এর সাথে তাপ দেওয়া হয়, তবে নিচের কোনটি উৎপন্ন হয়? (Which of the following is yielded, if ethyl benzene is heated with KMnO4?)
A বেনজিন (Benzene)
B বেনজোয়িক এসিড (Benzoic acid)
C টলুইন (Toluene)
D ইথেন (Ethane)
The enzyme which can catalyse the conversion of glucose to ethyl alcohol is
A Invertase
B Maltase
C Diastase
D Zymase
Straight run petrol as compared to methyl/ethyl alcohol has
A Lower calorific value
B Lower octane number
C Higher specific gravity
D Higher ignition temperature
The enzyme that converts glucose to ethyl alcohol is :
A Invertase
B Maltase
C Zymase
D Diastase

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