English

Give the Molecular Formula of Bleaching Powder. - Science and Technology 1

Advertisements
Advertisements

Question

Give the molecular formula of bleaching powder.

Solution

The molecular formula of bleaching powder:- CaOCl2

 

shaalaa.com
  Is there an error in this question or solution?
2014-2015 (March)

APPEARS IN

RELATED QUESTIONS

 Which compound of calcium is used for disinfecting drinking water supply?


Name one compound of calcium which is used for removing the colour of a coloured cloth.


 Name the substance obtained by the action of chlorine on solid (dry) slaked lime.

 

 What is "baking powder"? How does it make the cake soft and spongy?


What is bleaching powder?


How is bleaching powder prepared? Write chemical equation of the reaction involved in the preparation of bleaching powder.


What happens when bleaching powder reacts with dilute sulphuric acid? Give equation of the reaction involved.


 State two important uses of bleaching powder.

 

Which of the following is treated with chlorine to obtain bleaching powder?
(a) CaSO4
(b) Ca(OH)2
(c) Mg(OH)2
(d) KOH


A white powdery substance having strong smell of chlorine is used for disinfecting drinking water supply at waterworks. Identify the substance. Give its chemical name and write the chemical reaction for its preparation.


When chlorine and sodium hydroxide being produced during the electrolysis of brine are allowed to mix, a new chemical is formed. Name the chemical and write its uses.


Write the chemical formula.

Bleaching powder


Brine is an ____________.


CaOCl2 will liberate Cl2 gas in the presence of

(i) CO2

(ii) HCl

(iii) CO

(iv) NO


Chlorine gas reacts with ____________ to form bleaching powder.


Assertion (A): Reaction of Quicklime with water is an exothermic reaction. 

Reason (R): Quicklime reacts vigorously with water releasing a large amount of heat.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×