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Out of the following elements,which one ...

Out of the following elements,which one is the most reactive chemically?

A

Mg

B

Ca

C

Sr

D

Ba

Text Solution

Verified by Experts

The correct Answer is:
D
Reactivity of alkaline earth metals increases down the group.
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ERRORLESS-CLASSFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -NCERT BASED QUESTIONS (Valency and Oxidation State)
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  2. Which of the following element is found in its native state:-

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  3. Which one of the elements with the following outer orbital configurati...

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  4. Acidity of pentoxides in VA group

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  5. Which of the following elements show maximum valency ?

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  6. The correct order of increasing oxidising power

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  7. In any period, the valency of an element with respect to oxygen

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  8. which of the following gas does not have an octet or eight electrons i...

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  9. the pentavalence in phosphorus is more stable as compared to that of n...

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  10. Fluorine is the best oxidising agent because it has

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  11. In the periodic table, the metallic character of elements

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  12. In the periodic table, the basic character of oxides

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  13. Elements A and B with their respective electronic configurations 3d^(...

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  14. The stability of ions of Ge Sn and Pb will be in the order .

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  15. Out of the following elements,which one is the most reactive chemicall...

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  16. Thalium shows different oxidation states because

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  17. The most stable oxidation state of thallium is +1

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  18. An element X which occurs in the second short period has an outer elec...

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  19. Which one of the following orders presents the correct sequence of the...

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  20. Which of the following sequence correctly represents the decreasing ac...

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