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In alkaline earth metals, the electrons ...

In alkaline earth metals, the electrons are more firmly held to the nucleus and hence

A

Ionization enthalpy, of alkaline earth metals is greater than that of alkali metals

B

Alkaline earths are less abundant in nature

C

Reactivity of alkaline earth metals is greater than that of alkali metals

D

Atoms of alkaline earth metals are bigger in size than alkali metals

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Verified by Experts

The correct Answer is:
A
Ionization enthalpies of alkaline earth metal are greater than those of alkali metals due to increased nuclear charge.
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AAKASH SERIES-ALKALINE EARTH METALS-Practice sheet (Level-II(Advanced))
  1. Melting point of calcium halides decreases in the order

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  2. A major constituent of portland cement is?

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  3. In alkaline earth metals, the electrons are more firmly held to the nu...

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  4. The density of calcium is less than that of magnesium because.

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  5. "Be" differs from rest of the elements of the IIA group due to

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  6. Which of the following compounds ae correctly related

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  7. Which of the following is/are corret statements ?

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  8. The incorrect statements (S) is/are

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  9. Select the incorrect statement about Barium

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  10. Group-II elements react with water evolving hydrogen. This reactivity ...

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  11. Group-II elements react with water evolving hydrogen. This reactivity ...

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  12. Group-II elements react with water evolving hydrogen. This reactivity ...

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  13. BeO and Be(OH)(2) are amphoteric while the oxides and hydroxides of ot...

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  14. BeO and Be(OH)(2) are amphoteric while the oxides and hydroxides of ot...

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  15. BeO and Be(OH)(2) are amphoteric while the oxides and hydroxides of ot...

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  16. Match the following columns

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  17. Match the following columns

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  18. underset([S])([M(NH(3))(6)]^(2+)) to underset([S])(M(NH(2))(2))+xunder...

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  19. Which coordinated numbered complexes are formed by EDTA with most meta...

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  20. For a good quality cement the ratio of (CaO)L (lime quick) to SiO(2), ...

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