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Chlorine is liberted when we heat :...

Chlorine is liberted when we heat :

A

(1) `KMnO_4 + NaCI`

B

(2) `K_2Cr_2O_7 + MnO_2`

C

(3) `Pb(NO_3)_2 + MnO_2 `

D

(4) `K_2Cr_2O_7+HCl`

Text Solution

Verified by Experts

The correct Answer is:
D
Only `K_2Cr_2O_7` and HCl will give `Cl_2`
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RESONANCE ENGLISH-P-BLOCK ELEMENTS (HALOGEN & NOBLE GASES)-APSP PART-1
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  2. Which electrolyte is used in Dennis method for the prepartion of fluor...

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  3. Chlorine is liberted when we heat :

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  4. An easy way of obtaining Cl2 gas in the laboratory is :

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  5. When chlorine reacts with turpentine oil, the product formed is :

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  6. Which of the following does not decolouries iodine ?

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  7. In the reaction : 3Br(2)+6CO(3)^(2-)+3H(2)Orarr5Br^(-)+BrO(3)^(-)+6H...

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  8. A greenish yellow gas reacts with an alkali metal hydroxide to form a ...

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  9. Two gases X and Y bring about bleaching of flowers. X bleaches due to ...

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  10. Which of the following gases can be dired by concentrated H2SO4

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  11. Assertion: Conc. H(2)SO(4) cannot be used to prepare pure HBr from NaB...

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  12. Which of the following is the weakest acid?

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  13. Among the following which statement is not correct:

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  14. Order of boiling point is:

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  15. What is Euchlorine ?

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  16. Consider the oxy acids HClO(pi) series, here value of n is 1 to 4. the...

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  17. What happens when orthophosphoric acid is heated with nitric acid and...

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  18. The strongest acid amongst the following is :

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  19. Which of the following is not the characteristic of interhalogen compo...

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  20. Which of the following statement is correct.

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