हिंदी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान कक्षा ११

Which of the following statement(s) is/are correct in the case of heavy water? (i) Heavy water is used as a moderator in nuclear reactor. (ii) Heavy water is more effective as solvent than ordinary - Chemistry

Advertisements
Advertisements

प्रश्न

Which of the following statement(s) is/are correct in the case of heavy water?

(i) Heavy water is used as a moderator in nuclear reactor.

(ii) Heavy water is more effective as solvent than ordinary water.

(iii) Heavy water is more associated than ordinary water.

(iv) Heavy water has lower boiling point than ordinary water.

टिप्पणी लिखिए
Advertisements

उत्तर

(i) Heavy water is used as a moderator in nuclear reactor.

(iii) Heavy water is more associated than ordinary water.

Explanation:

Heavy water is utilised as a moderator in nuclear reactors and exchange reactions, and it is more associated with water due to its higher mass.

shaalaa.com
Preparation of Hydrogen Peroxide
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 9: Hydrogen - Multiple Choice Questions (Type - I) [पृष्ठ ११६]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry [English] Class 11
अध्याय 9 Hydrogen
Multiple Choice Questions (Type - I) | Q 21 | पृष्ठ ११६

संबंधित प्रश्न

A commercial sample of hydrogen peroxide marked as 100 volume H2O2, it means that


Volume strength of 1.5 N H2O2 is


Explain the preparation of hydrogen using electrolysis.


Why does \[\ce{H+}\] ion always get associated with other atoms or molecules?


Hydrogen peroxide is ______.


Hydrogen peroxide is obtained by the electrolysis of ______.


How is heavy water prepared? Compare its physical properties with those of ordinary water.


Rohan heard that instructions were given to the laboratory attendent to store a particular chemical i.e., keep it in the darkroom, add some urea in it, and keep it away from dust. This chemical acts as an oxidising as well as a reducing agent in both acidic and alkaline media. This chemical is important for use in the pollution control treatment of domestic and industrial effluents. Write the name of this compound. Explain why such precautions are taken for storing this chemical.


What is the importance of heavy water?


Give a method for the manufacture of hydrogen peroxide and explain the reactions involved therein.


Hydrogen peroxide is obtained by the electrolysis of ______. 


H2O2 can be obtained when the following reacts with H2SO4 except with:


In a basic medium, H2O2 exhibits which of the following reactions?

(A) \[\ce{Mn^{2+} -> Mn^{4+}}\]

(B) \[\ce{I2 -> I^-}\]

(C) \[\ce{PbS -> PbSO4}\]

Choose the most appropriate answer from the options given below.


The strength of the 11.2 volume solution of H2O2 is ______.

[Given that molar mass of H = 1 g mol−1 and O = 16 g mol−1)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×