Give Two Examples of Suitable Alternatives of Cfcs Which Can Be Used as Refrigerant and Are Non-ozone Deflecting?

Give two examples of suitable alternatives of CFCs which can be used as refrigerant and are non-ozone deflecting?

One Line Answer

(i) Hydrochlorofluorocarbon (CF₃CHCl₂)

(ii) Hyrofluorocarbon (HFC)

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Chapter 9: Study of Compounds: Ammonia - Exercise 3 [Page 221]

Chapter 9 Study of Compounds: Ammonia
Exercise 3 | Q 9 | Page 221

Distinguish between the following (using ammonia solution) Sodium sulphate and ammonium sulphate.

Explain the following:

Aqueous ammonia conducts electricity.

Explain the following:

Ammonia is present in sewage water.

Why is ammonia not collected over water?

How is gas collected in the gas jar?

Choose the correct answer from the options given below :

Liquid ammonia is used in refrigeration because of its

Which feature of the ammonia molecule leads to the formation of the ammonium ion when ammonia dissolves in water?

Ammonia is manufactured by Haber Process.

How can this percentage formation be increased?