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The melting points of alkali metals are ...

The melting points of alkali metals are low. Which of the alkali metals melts when room temperature becomes more than `30^@C` -

A

K

B

Na

C

Cs

D

Rb

Text Solution

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The correct Answer is:
C
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CHHAYA PUBLICATION-s-BLOCK ELEMENTS -MCQ HOTSPOT (SINGLE CORRECT TYPE)
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  2. The correct order of ionic mobility of the following ions in their aqu...

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  3. Which of the following compounds is not used for storing or immersing ...

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  4. Which of the following compounds is paramagnetic

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  5. KO2 is used in oxygen cylinders that are used for submarines and space...

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  6. Which of the following compounds is most stable-

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  7. The alkali metal for which photoelectric effect is maximum is -

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  8. The melting points of alkali metals are low. Which of the alkali metal...

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  9. Which of the following alkali metal hydroxides is the most basic in na...

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  10. The metal whose carbonate salt is the most stable is-

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  11. Which of the following compounds is used for manufacturing soft soaps-

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  12. The atomic number of a radioactive alkali metal is-

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  13. Which of the following is used for the manufacture of high temperature...

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  14. The mixture of MgCl2 and MgO is known as -

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  15. Which of the following alkaline earth metals does not form its corresp...

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  16. Which of the following alkaline earth metal hydroxides is soluble in N...

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  17. The chloride salt which is soluble in ethanol is-

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  18. Which of the following is produced when one mole of magnesium nitride ...

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  19. Which of the following method is used for the preparation of calcium-

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  20. Which alkaline earth metal ion plays a vital role in contraction of mu...

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