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Halides of alkaline earth elements gener...

Halides of alkaline earth elements generally form hydrates. This shows that the halides of these elements are:

A

hygroscopic in nature

B

acts as dehydrating agents

C

can absorb moisture from air

D

all the above are correct

Text Solution

Verified by Experts

The correct Answer is:
D
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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
  1. The metal 'X' on heating with nitrogen gives compound 'Y' which dissol...

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  2. Ba, Sr, Ca and Mg may be arranged in order of decreasing first ionisat...

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  3. Halides of alkaline earth elements generally form hydrates. This shows...

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  4. The set representing the correct first ionisation energies (IE1) is:

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  5. Identify the least stable among the following

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  6. Which of the following process is used in the extraction of metallurgy...

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  7. The substance not likely to contain CaCO3 is:

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  8. Why is magnesium less electropositive than calcium ?

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  9. What is the formula of gypsum ?

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  10. How does very dilute HNO3 react with Mg ? Give equation only.

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  11. Between lithium and sodium, which is more electropositive ?

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  12. Which is more electropositive between Lithium and Sodium ?

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  13. Name the alkaline earth metal which is ratio active.

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  14. What is the composition of carnallite ?

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  15. What is plaster of paris ?

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  16. Write down the electronic configuration of potassium ?

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  17. What is the composition of Gypsum ?

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  18. Between sodium and potassium, which is more electropositive ?

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  19. Oxide of alkali metal is. (amphorteic, acidic, basic )

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  20. Write one use of KClO3

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