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प्रश्न
Write the chemical name of bleaching powder and write its properties.
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उत्तर
Bleaching powder - CaOCl2 (Calcium oxychloride CaOCl2)
Calcium oxychloride
Uses :
1) It is used as the disinfectant
2) Used as oxidising agent in many chemical reactions
Properties
APPEARS IN
संबंधित प्रश्न
Give the molecular formula of bleaching powder.
What is the common name of the compound CaOCl2?
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.
Which is the real bleaching agent present in bleaching powder?
What is "baking powder"? How does it make the cake soft and spongy?
State two uses each of the following compounds:
Chlorine
What is the common name of the compound CaOCl2?
What is 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
Consider the following substance:
NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3, H2O, Cl2, CO2, CaSO4.2H2O, 2CaSO4.H2O, CaOCl2
Which two substance combine to form 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.
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:
