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Which of the following is used in the ex...

Which of the following is used in the extraction of gold 

A

`F_(2)`

B

`Cl_(2)`

C

`Br_(2)`

D

`I_(2)`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-VII GROUP ELEMENTS-OBJECTIVE EXERCISE -1
  1. What are the products formed when ammonia reacts with excess chlorine ...

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  2. In the use of Cl2 as bleaching agent, the substance that is mainly res...

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  3. Which of the following is used in the extraction of gold

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  4. Which one of the following is formed apart from sodium chloride when c...

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  5. The catalyst in Deacon 's process is

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  6. A metal ,M forms chlorides in its +2 and +4 oxidatio states . Which of...

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  7. In the reaction 4NaCl+MnO(2)+4H(2)SO(4)toMnCl(2)+4NaHSO(4)+2H(2)O+'X' ...

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  8. In the followingreactions (a) 6NH(3)+3Cl(2)to6NH(4)Cl+'x' NH(3)+...

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  9. Although electron gain enthalpy of fluorine is less negative as compar...

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  10. The molecule ClCH(2)CH(2)SCH(2)CH(2)Cl is commonly called as

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  11. The wrong statement amongst the following regarding HCl is

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  12. Choose the Wrong statement amongest the following

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  13. Cl2 reacts with water and forms

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  14. Predict the correct product when Cl(2) passed through H-overset(18)O-o...

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  15. Extraction of chlorine from brine solution is based on

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  16. The geometry of ClO(3)^(-) according to valence shell electron pair re...

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  17. Sigma bond between CI and O in CIO4^(-) is formed by ---- overlapping

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  18. Shape and bond angle in ClO(4)^(-) ion is

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  19. The number of pi bonds in ClO(4)^(-) ion is

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  20. The number of lone pairs on Chlorine atom in CIO^(-), CIO(2)^(-), CIO(...

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