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Iron sulphide is heated in air to form A...

Iron sulphide is heated in air to form A, an axide of sulphir. A is dissolved in water to give an acid . The basicity of this acid is

A

2

B

3

C

1

D

zero

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-VIA GROUP ELEMENTS-LEVEL-I (EXERCISE)
  1. Disulphuric acid is

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  2. Oxidation state of S in H(2)SO(5) and H(2)S(2)O(8) respectively are

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  3. Iron sulphide is heated in air to form A, an axide of sulphir. A is di...

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  4. Identify the correct sequence of increasing number of pi- bonds in the...

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  5. Which of the following is a thioacid.

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  6. The number of sigma and pi bonds in peroxodisulphuric acid are, respec...

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  7. Oil of vitriol is

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  8. In the preparation of H(2)SO(4)

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  9. Poison for platinum, a catalyst in Contact process is

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  10. In Contact process impurities of arsenic are removed by:

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  11. (A) : H(2)SO(4) is called king of chemicals (R ) : H(2)SO(4) has wid...

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  12. Pick out the ideal condition for H(2)SO(4) manufactured by Contact pro...

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  13. Oxide of nitrogen used as a catalyst in the lead chamber process for t...

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  14. (A): Direct absorption of SO(3) in H(2)O is commercially not possible ...

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  15. The advantage of manufacturing H(2)SO(4) by Contact process than other...

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  16. (A) The formation of SO(3) by contact process is an example of heterog...

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  17. The electrolyte used in the preparation of ozone by Brodie's ozoniser...

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  18. O(3) is prepared by subjecting 0, to silent electric discharge. The fa...

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  19. Mercury sticks to glass when it comes in contact with

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  20. The compound formed in the tailing of mercury by O(3) is

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