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Assertion (A): Lithium resembles magnesi...

Assertion (A): Lithium resembles magnesium diagonally placed in group 2.
Reason (R ): The sizes of Li and Mg atoms and their ions are nearly the same.

A

STATEMENT-1 is True, STATEMENT-2 is True, STATEMENT-2 is a correct explanation for STATEMENT-1.

B

STATEMENT-1 is True, STATEMENT-2 is True, STATEMENT-2 is NOT a correctexplanation for STATEMENT-1

C

STATEMENILI IS True, STATEMENT- false

D

TATEMENT-1 is False, STATEMENT-2 is True.

Text Solution

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The correct Answer is:
A
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FIITJEE-PREPARATION AND PROPERTIES OF COMPOUNDS AND GENERAL DISCUSSION OF S-AND P-BLOCK ELEMENTS-REASONING TYPE QUESTIONS
  1. This section contains STATEMENT-1 (Assertion) and STATEMENT-2 (Reason)...

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  2. This section contains STATEMENT-1 (Assertion) and STATEMENT-2 (Reason)...

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  3. Assertion (A): Lithium resembles magnesium diagonally placed in group ...

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  4. Assertion (A): Lithium chloride is predominantly covalent compound. ...

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  5. STATEMENT-1:K(2)CO(3) cannot be prepared by Solvay's process. and STAT...

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  6. STATEMENT-1: Sodium thiosulphate is used in photography and STATEMENT-...

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  7. Statement I: Alkali metals dissolve in liquid ammonia to give blue sol...

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  8. Assertion: Be(OH)(2) dissolves in excess NaOH solution. Reason: Be(O...

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  9. Assertion: Li resembles with Mg in properties Reason: Li^(+) has alm...

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  10. Assertion (A): Sulphur is estimates as BaSO(4) and not as MgSO(4). R...

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  11. BeSO(4) is soluble in water but BaSO(4) is insoluble. Reason (R ): ...

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  12. Assertion : Between SiCl(4) and C Cl(4) only SiCl(4) reacts with water...

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  13. Assertion: F atom has a less negative electron affinity than CI atom. ...

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  14. Borax bead test is not suitable of for Al(III) Al(2)O(3) is insolubl...

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  15. STATEMENT-1: AICI(3) forms dimer Al(2)CI(5) but it dissolves in water ...

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  16. STATEMENT-1: Aluminium is used as a reducing agent in thermite process...

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  17. Statement: In water, orthoboric acid behaves as a weak monobasic acid....

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  18. Assertion: Boron always froms covalent bond. Reason: The small size ...

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  19. STATEMENT-1: +4 oxidation state of Pb is less stable than +2 state. an...

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  20. STATEMENT-1: Both CO(2) and SiO(2) have same structure. and STATEMENT-...

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