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The correct sequence of increasing coval...

The correct sequence of increasing covalent character is represented by

A

`LiClltNaClltBeCl_(2)`

B

`BeCl_(2)ltLiClltNaCl`

C

`NaClltLiClltBeCl_(2)`

D

`BeCl_(2)ltNaClltLiCl`

Text Solution

Verified by Experts

The correct Answer is:
C
As difference in electronegativity increases, the % ionic character increase and covalent character decreases. Electronegativities of Li, Na and Be are 1.0, 0.9, 1.5 and of Cl is 3.0.
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MODERN PUBLICATION-CHEMISTRY OF s-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS (LEVEL-II)
  1. Which of the following statement is not correct ?

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  2. For two ionic solids KI and CaO, identify the wrong statement among th...

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

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  4. Which one of the following is not dissolved in dilute hydrochloric aci...

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  5. Sesquoxides of alkali metals may be represented by the formula :

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  6. Among KO(2),AlO(2)^(-),BaO(2)andNO(2)^(+), unpaired electron is presen...

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

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  8. Which of the following does not react with water even under red hot co...

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  9. The reducing power of a metal depends on various factors. Suggest the ...

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  10. Which of the metal carbonates is most stable thermally?

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  11. Which of the carbonates given below is unstable in air and is kept in ...

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  12. Which of the following metal hydroxide is the least basic ?

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  13. Among the following metal halides, the one which is soluble in ethanol...

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  14. Which of the following Group 2 metal hydroxides is soluble in sodium h...

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  15. In the synthesis of sodium carbonate, the recovery of ammonia is done ...

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  16. When sodium is dissolved in liquid ammonia, a solution of deep blue co...

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  17. Suspension of slaked lime in water is called :

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  18. Which of the following elements does not form hydride by direct heatin...

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  19. The order of decreasing ionisation enthalpy in alkali metals is

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  20. Amongst fluorides of alkali metals, the lowest solubility of LiF in wa...

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