Question

Name the compound formed by heating ethanol at 443 K with excess of conc.H2

SO4.​

Answer 1

Explanation:

When Ethanol is heated with excess of concentrated H2SO4 at 443 K (170° C), it gets dehydrated to form Ethene and water.

Chemical equation -

C2H5OH --Dehydration--> C2H4 + H2O

Here, concentrated sulphuric acid acts as an dehydrating agent.

Additional information :-

Molar mass of C2H6O :-

12×2 + 1×6 + 16

» 24 + 6 + 16

• » 46 g/mol

Molar mass of C2H4 :-

12×2 + 1×4

» 24 + 4

• » 28 g/mol
• C2H4 is an unsaturated compound.
• C2H4 is a member of Alkene group

General Formula of Alkene :-

• C_nH_2n

Answer 2

Answer:

Explanation:

ethane