Advertisements
Advertisements
Question
Which compound of calcium is used for disinfecting drinking water supply?
Advertisements
Solution
Bleaching powder, or calcium oxychloride (CaOCl2), is used to disinfect the drinking water supply.
APPEARS IN
RELATED QUESTIONS
What is the common name of the compound CaOCl2?
Name the substance obtained by the action of chlorine on solid (dry) slaked lime.
Which is the real bleaching agent present in bleaching powder?
What is “baking powder”?
How is bleaching powder prepared? Write a chemical equation of the reaction involved in the preparation of bleaching powder.
State two important uses of bleaching powder.
Which of the following is treated with chlorine to obtain bleaching powder?
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 this 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
The reaction between MnO2 with HCl is depicted in the following diagram. It was observed that gas with bleaching abilities was released.
The chemical reaction between MnO2 and HCl is an example of:
Chlorine gas reacts with ____________ to form bleaching powder.
