Question

(ii) Answer the following questions :
(a) Write the structural formula of Ethanol.
(b) What happens when ethanol is burnt in air?
(c) State the physical properties of ethanol.​

Answer 1

Answer:

a) The structural formula of ethanol is C2H5OH

b) when ethanol is burnt in air , it reacts with oxygen and produces carbon dioxide , water vapours and heat.

c) Ethanol is a volatile,colourless liquid that has a slight odour. It burns with a smokeless blue flame that is not always visible in normal light .

I hope this will help you I have return this answer in my test and got full marks ☺️

Answer 2

(a) The structural formula of ethanol is C2H5OH.

(b) When ethanol is burnt in air, it reacts with oxygen and produces carbon dioxide,

water vapours and heat.

(c) Ethanol is a volatile , colourless liquid

that has a slight odour . It burns with a smokeless blue flame that is not always visible in normal light.

It can help you