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I) Fluorine reacts with cold , dilute al...

I) Fluorine reacts with cold , dilute alkalies liberating `O_(2)` gas.
II) Chlorine reacts with hot ,conc . Alkalies to form chlorides and chlorates .
III) Bromine reacts with cold ,dil .alkali to form bromide and hypobromite
The correct combination is

A

Only I & II are correct

B

Only II and III are correct

C

Only I and III are correct

D

Only III is correct

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-VII GROUP ELEMENTS-OBJECTIVE EXERCISE -2
  1. Which of the following does not form precipitate with AgNO3 ?

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  2. Which redical can bring about the highest oxidation state of a transit...

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  3. I) Fluorine reacts with cold , dilute alkalies liberating O(2) gas. ...

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  4. Which of the following statements is correct about halogens ?

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  5. KMnO4 acts as an oxidising agent in alkaline medium, when alkaline KM...

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  6. Gaseous HCl is a poor conductor of electricity while its aqueous solut...

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

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  8. Which statement is incorrect

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  9. Which of the following is used in the preparation of chlorine ?

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  10. Consider the following reaction 6NaOH(("Hot. Conc.")) + 3Cl2 to 5NaC...

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  11. A halogen (x) reacts with sulphur gives a compound (y) .(y) reacts wit...

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  12. If Cl(2) gas is passed into aqueous solution of KI containing some C C...

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  13. NH(3)(excess)+3CltoA+N(2)uarr , the bonds present in compound A is

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  14. Chlorine reacts with nitric oxide to form

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  15. When Cl2 reacts with Fe (or) Cu it does not form

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  16. In the reaction 2Br^(-) + X2 to Br2 + 2X^(-) ,X2 is

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  17. The Incorrect statement regarding Nelson cell process

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  18. Hydrochloric acid at 25^(@)C is

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  19. Chlorine is passed into dilute, cold KOH solution. What are the oxidat...

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  20. Which of the following reactions represent Deacon's process ?

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