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Starch paper moistened with KI solution...

Starch paper moistened with KI solution turns blue in ozone because of

A

Iodine liberation

B

Oxygen liberation

C

Alkali formation

D

Ozone is acidic

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The correct Answer is:
A
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AAKASH SERIES-VIA GROUP ELEMENTS-LEVEL-I (EXERCISE)
  1. Which is a mutual reduction reaction A) KMnO(4) +O(3)" "B) H(2)O...

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  2. Number of volumes of Oxygen that gives 4 volumes of Ozone is

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  3. Starch paper moistened with KI solution turns blue in ozone because o...

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  4. Which is not true for ozone ?

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  5. Reagent used to distinguish H(2)O(2) and O(3) is

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  6. In the tailing of mercury ozone oxidises X to Y. X and Y are respectiv...

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  7. Ethylene on reaction with ozone gives

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  8. Which one of the following reactions does not occur?

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  9. When hypo is reacted with dil.acid, the gas liberated is

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  10. In photography hypo is used as a fixing agent. Here the compound forme...

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  11. When dil. Hypo is treated with excess AgNO(3) the chemical finally for...

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  12. Hypo never acts as a

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  13. In the reaction of hypo with I(2) to form Na(2)S(4)O(6) and Nal, the e...

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  14. In the reaction where hypo acts antichlore, hypo undergoes

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  15. What is the oxidation number of sulphur in Na(2)S(4)O(6)?

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  16. The product obtained by passing through hypo solution are

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  17. When very dilute hypo is added to AgNO(3) solution gives 'X'. The oxi...

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  18. Iodine oxidises S(2)O(3)^(2-) ion to 'X', change in oxidation state of...

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  19. Which of the following is not correct?

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  20. Which of the following is not correct

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