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In the presence of cobalt chloride (CoCl...

In the presence of cobalt chloride `(CoCl_2)`, bleaching powder decomposes to form

A

`CaCO_3 and O_3`

B

`ClO_2 and CaO`

C

`Cl_2O and CaO`

D

`CaCl_2 and O_2`

Text Solution

Verified by Experts

The correct Answer is:
D
`2CaCl_2 overset(CoCl_2)to 2CaCl_2 +O_2`
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Bleaching powder is

Bleaching powder does nto contain:

Assertion Bleaching powder is a mixed salt. Reason In the presence of CoCl_2 bleaching powder decomposes to give CaCl_2 and O_2

Bleaching powder is an example of

Bleaching powder is an example of

DINESH PUBLICATION-THE HALOGEN FAMILY-REVISION
  1. An element M has an atomic mass 19 and atomic number 9. Its ion is rep...

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  2. Oxidation state of chlorine in hypochlorous acid

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  3. In the presence of cobalt chloride (CoCl2), bleaching powder decompose...

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  4. Which one of the following halogen liberates oxygen, when passed throu...

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  5. Bond dissociation energies of HF, HCI, HBr follow the order

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  6. One mole of fluorine is reacted with two moles of hot and concentrated...

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  7. "Fluorosis" disease is caused due to the reaction of….. with excess ...

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  8. Fluorine oxidizes HSO4^(-) to ……

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  9. In which of the following, hydrogen bond is the strongest ?

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  10. Which of the following is used as an antiseptic ?

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  11. Which of the following has highest bond strength?

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  12. Which of the following halogens exhibit only one oxidation state in it...

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  13. Which has the highest bond energy?

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  14. Chlorine acts as a bleaching agent only in the presence of

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  15. Concentrated hydrochloric acid when kept in open air sometimes produce...

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  16. The mixture of concentrated HCl and HNO(3) made in 3:1 ratio contains

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  17. Cl2O is best prepared by passing dry

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  18. Which of the following is the strongest oxidising agent ?

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  19. Among the halogens, the one which is oxidised by nitric acid is

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  20. Which one of the following ions has the highest value of ionic radius?

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