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

Iron sulphide is heated in air to form A, an oxide of sulphur. 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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NARAYNA-16TH GROUP ELEMENTS-LEVEL-III
  1. Which of the following statement is wrong?

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  2. Cyclic trimer structure of SO(3) contains:

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  3. Iron sulphide is heated in air to form A, an oxide of sulphur. A is d...

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  4. Which of the following equations repreaents the oxidising action of su...

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  5. Which of the following statements regarding sulphur dioxide is not tru...

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  6. One gas bleaches the colour of flowers by reduction and other by oxida...

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  7. SO(2) gas can be identified by exposing it to the

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  8. SO(2) acts as ,

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  9. Which one of the following is/are suboxides?

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  10. Number of S-O-S bonds and hybridisation of sulphur in gamma-form of su...

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  11. Mustard gas is prepared by the reation of ethylene with

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  12. When cobalt trifluoride is treated with sulphur, the compound formed i...

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  13. Monohalides of selenium are dimeric in nature. Selenium monochloride u...

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  14. The number of S - S bonds in polythionic acid (H(2)S(n)O(6))

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  15. Identify the correct sequence of increasing of pi- bonds in the struct...

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  16. Which of the following acids doesnot exists in the free form ?

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  17. Assertion (A) : Both H(2)S(2)O(2) and H(2)S(2)O(3) contains S = S bond...

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  18. Which has maximum number of oxo groups ?

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  19. In disulphurous acid, the oxidation states of sulphur can be:

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  20. S - S of S = S bond is absent in which of the following acids?

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