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Ba, Sr, Ca and Mg may be arranged in ord...

Ba, Sr, Ca and Mg may be arranged in order of decreasing first ionisation energy `(IE_1)` as:

A

Mg, Ca, Sr, Ba

B

Ca, Sr, Ba, Mg

C

Sr, Ba, Mg, Ca

D

Ba, Mg, Ca, Sr

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A
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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
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  2. The metal 'X' on heating with nitrogen gives compound 'Y' which dissol...

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

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

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

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  6. Identify the least stable among the following

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

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  8. The substance not likely to contain CaCO3 is:

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  9. Why is magnesium less electropositive than calcium ?

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  10. What is the formula of gypsum ?

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

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

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  13. Which is more electropositive between Lithium and Sodium ?

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

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  15. What is the composition of carnallite ?

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  16. What is plaster of paris ?

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  17. Write down the electronic configuration of potassium ?

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  18. What is the composition of Gypsum ?

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

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

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