Question

Fill in the following blanks with suitable words
(a) The process of burning of a hydrocarbon in the presence of air to give CO2, H2O, heat and light is known as .............
(b) The sodium salt of a long chain fatty acid is called .............
(c) ............. is better than soap for washing clothes when the water is hard.
(d) The organic acid present in vinegar is .............

Answer 1

Answer:

................................m...m..

.................. ........................

Answer 2

(a) The process of burning of a hydrocarbon in the presence of air to give $CO_{2} , H_{2} O$, heat and light is known as Combustion.

(b) The sodium salt of a long chain fatty acid is called SOAPS.

c) Detergent  is better than soap for washing clothes when the water is hard.

d) The organic acid present in vinegar is Ethanoic acid

Explanation:

(a) Combustion denotes chemical process where a substance reacts chemically with  and gives heat.

(b) Soaps are polishing agents that are usually formed by the combination of alkali with fat or fatty acids.

(c) Detergent can wash clothes in both soft water and hard water.

(d) Ethanoic acid, also named as acetic acid.It is a chemical with acrid smell.

You can get all the answers of Chapter 4 in the link below:    

https://brainly.in/question/13880481

   

Few questions related to this chapter:    

Which of the following hydrocarbons will give substitution reactions and wh.....

brainly.in/question/14916372

(a) Write names and formulae of hydrocarbons containing a single and a doub.....

brainly.in/question/14916387