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The metallic lusture exhibited by sodium...

The metallic lusture exhibited by sodium is due to,

A

Excitation of free protons

B

Existence of body centered cubic lattice

C

Diffusion of `Na^+` ions.

D

Vibration of loose electrons

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The correct Answer is:
D
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SURA PUBLICATION- ALKALI AND ALKALINE EARTH METALS-ADDITIONAL QUESTION ( ADDITIONAL CHOOSE THE CORRECT ANSWER)
  1. The correct increasing order of density of alkali metals is

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  2. Alkaline earth metals belong to group of the periodic table.

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  3. The metallic lusture exhibited by sodium is due to,

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  4. NaCl gives a golden yellow colour to the Bunsen flame which is due to.

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  5. Assertion : Lithium is in diagonal relationship with magnesium Reaso...

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  6. occurs in large amounts in sea water.

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  7. Which of the following oxides is the most basic in nature?

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  8. The most stable hydride of the following

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  9. Which hydroxide decomposes on heating ?

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  10. Which of the following halides has the highest melting point-

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  11. The polarising power of Mg is almost same as

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  12. Find out the correct statement with respect to alkali metals.

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  13. Assertion : Na2SO4 is soluble in water but BaSO4 is insoluble Reason...

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  14. Correct electronic configuration of Cr is

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  15. The radioactive element of group 2 element is

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  16. Alkaline earth metals exhibit oxidation state in their compounds.

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  17. Some of the Group 2 metal halides are covalent and soluble in organic ...

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  18. is a group 2 element which shows diagonal relationship with aluminium.

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  19. Alkaline earth metals form basic hydroxides. The metal hydroxide which...

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  20. is unstable in air and is kept in CO2 atmosphere to avoid decompositio...

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