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A + Oxygen gives B("Brown paramagnetic")...

A + Oxygen gives B("Brown paramagnetic") anb B gives C("Colourless diamagenetic")C` What are A, B and C?

A

`A to NO, B to NO_(2), C to N_(2)O_(4)`

B

`A to N_(2)O, B to NO, C to NO_(2)`

C

`A to N_(2)O, B to N_(2)O_(4), C to N_(2)O_(3)`

D

`a to N_(2)O, B to N_(2)O_(4), C to N_(2)O_(5)`

Text Solution

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The correct Answer is:
A
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KUMAR PRAKASHAN-THE P-BLOCK ELEMENTS -SECTION-E (MULTIPLE CHOICE QUESTIONS (MCQS)) (MCQS ASKED IN BOARD EXAM)
  1. What is not correct for white phosphorous ?

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  2. The order of ionic character in metal halides is....

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  3. A + Oxygen gives B("Brown paramagnetic") anb B gives C("Colourless dia...

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  4. What are the physical state, colour and shape of BrF5 ?

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  5. Which of the following oxides is basic ?

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  6. Iodoform is formed by the reaction of alcohol with :

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  7. Which of the following compound has a square pyramidal structure ?

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  8. How many -OH groups are present in a trimetaphosphoric acid ?

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  9. Which of the following is a composition of bleaching powder ?

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  10. Which of the following is not a use of dioxygen gas ?

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  11. Which of the following is the strongest reducing agent ?

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  12. At which temperature both rhombic and monoclinic sulphur are stable ?

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  13. Which is the real order of basicity of hydrides of elements of Group-1...

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  14. Which is the suitable condition for "Industrially ammonia gas is manuf...

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  15. Give shape, bond length and bond angle in Ammonia molecule respectivel...

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  16. Which catalyst is used in Ostwald's method ?

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  17. Which of the following mixture is used as promoters in production of a...

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  18. Which gas is obtained by reacting Calcium Phosphide with water ?

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  19. Molecular formula of trimetaphosphoric acid and diphosphoric acid resp...

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  20. Which of the following is the formula of Thionyl chloride ?

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