Advertisements
Advertisements
प्रश्न
What is bleaching powder?
Advertisements
उत्तर
Bleaching powder is calcium oxychloride (CaOCl2) and is also called chloride of lime.
APPEARS IN
संबंधित प्रश्न
Give the molecular formula of bleaching powder.
What is the common name of the compound CaOCl2?
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”?
State two uses of the following compound:
Chlorine
What is the common name of the compound CaOCl2?
How is bleaching powder prepared? Write a 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?
Consider the following substances:
NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3, H2O, Cl2, CO2, CaSO4.2H2O, 2CaSO4.H2O, CaOCl2
- Which two substances combine to form bleaching powder?
- Which four substances are utilised in the production of washing soda?
- Which compound represents plaster of Paris?
- Which compound is a part of baking powder?
- Which compound is used as an antacid?
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.
Brine is an ____________.
