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Which of the following statements is cor...

Which of the following statements is correct about halogens ?

A

They are all capable of exhibiting more than one oxidation states

B

They are all diatomic and form diatomic ions

C

They are all diatomic and form univalent ions

D

They are all reducing agents .

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The correct Answer is:
C
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AAKASH SERIES-VII GROUP ELEMENTS-OBJECTIVE EXERCISE -2
  1. Which redical can bring about the highest oxidation state of a transit...

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

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

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

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

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

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  7. Which statement is incorrect

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

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

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

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

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

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  13. Chlorine reacts with nitric oxide to form

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

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

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  16. The Incorrect statement regarding Nelson cell process

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

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

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

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  20. Select the most stable structure of COCl(2)

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