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What types of ions are present in anhydr...

What types of ions are present in anhydrous mixture of KF and Hf ?

A

`K^+, H^+, F^-`

B

(KF)^+ , (HF)^-`

C

`KH^+, F^-`

D

`K^+, HF_2^-`

Text Solution

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The correct Answer is:
D
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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
  1. In NaCl, the Cl^- ions occupy the place in a fashion of:

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  2. When sodium metal heated in dry ammonia, the compound formed is:

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  3. What types of ions are present in anhydrous mixture of KF and Hf ?

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  4. KO2 is used in oxygen cylinders in space and submarines because it

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  5. The hydroxide with least ksp value at room temperature is:

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  6. Which sulphate has the highest solubility in water ?

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  7. Which pairs represent isoelectronic species ?

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  8. Which of the following represents an alkaline earth metal on the basis...

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  9. The electronic configuration of calcium is represented as:

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  10. Which is the correct order of increasing basic strength ?

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  11. The decreasing order of IE2 values in K, Ca and Ba is:

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  12. The most electropositive among the following is:

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  13. Which of the following is present in chlorophyll ?

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  14. The compounds with maximum and least ionic characters among the follow...

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  15. The correct order of solubility of the sulphates of alkaline earth met...

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  16. Which imparts brick red colour to the flame ?

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  17. All the following substances react with water. The pair which gives th...

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  18. Which are involved in muscle contraction?

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  19. Which will liberate hydrogen on reacting with hydrochloric acid ?

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  20. To the clear solution of compound (X) a solution of barium chloride (B...

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