Question

I ll. 1
0
.4.(a) Fi
(c) Fill in the blanks :
1. Methyl alcohol reacts with
the presence of conc. H2SO4 to give an
ester.
2. Dehydration of ethyl alcohol gives
[2]
to be electroplated with silver.
(b)​

Answer 1

Answer:

This is a simple method of making gaseous alkenes such as ethene. If ethanol vapor is passed over heated aluminum oxide powder, the ethanol is essentially cracked to yield ethene and water vapor.

To produce a few test tubes of ethene, the following apparatus can be used:

etheneprep.gif

This system can be scaled up by boiling ethanol in a flask and passing the vapor over aluminum oxide that is heated in a long tube.