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The most abundant alkali metal (in earth...

The most abundant alkali metal (in earth's crust) is

A

Rb

B

K

C

Na

D

Li

Text Solution

Verified by Experts

The correct Answer is:
C
The decreasing order of relative abundance is `Na gt K gt Rb gt Li gt Cs. Sodium and potassium are the seventh and eighth most abundant elements by weight in the earth's crust.
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R SHARMA-THE S BLOCK ELEMENTS-ARCHIVES
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  3. In which of the following is the hydration energy higher than the latt...

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  4. The product obtained on fusion of BaSO(4) and Na(2)CO(3) is

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  5. When washing soda is heated

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  6. Baking soda is

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  7. NaOH is prepared by the

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  8. The correct sequence of increasing covalent character is represented b...

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  9. The correct order of solubility of the sulphates of alkaline earth met...

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  10. Which of the following is not an ore of magnesium?

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  11. Photoelectric effect is the maximum in

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  12. Which of the following is monovalent?

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  13. Superoxide of potassium is

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  14. Carnallite on electrolysis gives

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  15. On dissolving moderate amount of sodium metal in liquid ammonia at low...

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  16. Sodium metal reacts with Al(2)O(3) at high temperature to give a sodiu...

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  17. Aqueous NaCl solution is electrolyzed using platinum electodes. What i...

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  18. What are the products formed when Li(2)CO(3) undergoes decomposition?

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  19. What is the reaction occuring at the anode in Down's process for the e...

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  20. In the Solvary process of manufacture of Na(2)CO(3). the byproducts ar...

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  21. In electrolysis of NaCl when Pt electrode is taken H(2) is liberated a...

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