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Mark the false statement?...

Mark the false statement?

A

The electropositive character of alkali metals decreases with increases in atomic number

B

Lithium is a hard metal and cannot be cut with a knife

C

Alkali metals are strong reducing agent

D

Electro negativies of all alkali metals lie between [0.7,1]

Text Solution

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The correct Answer is:
A
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NARAYNA-S-BLOCK ELEMENTS-Level Vi (Part - 2)
  1. The alkali metal which forms hydrate of chloride salt is

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  2. Which of the following alkali metal halides has the lowest lattice ene...

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  3. Mark the false statement?

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  4. Polarizing power is

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  5. In hydrolysis, the alkali metal oxides, peroxides and superoxides act ...

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  6. Which is least soluble in water ?

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  7. Sodium reacts with water more vigorously than lithium because

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  8. Colour of iodine solution is discharged by shaking it with aqueous sol...

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  9. Identify the least stable among the following

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  10. Which of the folowing compounds liberates oxygen on heating?

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  11. Ionic hydrides react with water to

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  12. Which of the following is formed by the action of water on sodium pero...

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  13. Which is not a solid?

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  14. Which is not correctly matched? I) Basic strength of oxides Cs(2)O...

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  15. Which of the following act as an oxidising as well as reducing agent?

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  16. Which of the following statements is true for all the alkali metals ?

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  17. Property of all the alkali metals that decreases with their atomic num...

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  18. Select the incorrect statement with respect to sodium peroxide ?

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  19. Wwhich of the following statements are true about the alkali metals?

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  20. Which of the following staement(s) is (are) true?

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