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प्रश्न
Write the chemical formula.
Bleaching powder
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उत्तर
CaOCl2
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संबंधित प्रश्न
Give the molecular formula of bleaching powder.
Write the chemical name of bleaching powder and write its properties.
Name one compound of calcium which is used for removing the colour of a coloured cloth.
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?
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
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?
Give a scientific explanation.
Bleaching powder has the odour of chlorine.
Brine is an ____________.
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.
