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A chloride dissolves appreciably in cold...

A chloride dissolves appreciably in cold water when placed on the tip of platinum wire and heated in the bunsen flame, no distinctive colour is obtained. Which cation could be present ?

A

`Be^(2+)`

B

`Ba^(2+)`

C

`Sr^(2+)`

D

`Ca^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
A
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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
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  4. The hydroxide which is max. soluble in water is ?

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  5. The elements forming predominantly covalent bonds in the following is:

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  7. The metal 'X' on heating with nitrogen gives compound 'Y' which dissol...

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

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

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

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  11. Identify the least stable among the following

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

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  13. The substance not likely to contain CaCO3 is:

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  14. Why is magnesium less electropositive than calcium ?

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  15. What is the formula of gypsum ?

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

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

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  18. Which is more electropositive between Lithium and Sodium ?

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

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  20. What is the composition of carnallite ?

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