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Statement-I : Cs and F combines violentl...

Statement-I : `Cs` and F combines violently to form `CsF`.
Statement-II : Cs is most electropositive and F is most electronegative.

A

If both assertion and reason are true annd the reason is the correct explanation of assertion

B

If both assertion and reason are true but reason is not the correct explanation of assertion

C

If assertion is true but the reason is false

D

if assertion is false but the reason is true

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VK JAISWAL-PERIODIC PROPERTIES-ASSERTION-REASON TYPE QUESTIONS
  1. Statement-1: Na^(+) and AI^(3+) are isoelectronic but the magnitude of...

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  2. Assertion: The third period contains only 8 electrons and not 18 like ...

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  3. Statement-I : Cs and F combines violently to form CsF. Statement-II :...

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  4. Statement-1: Second electron gain enthalpy of halogens is always posit...

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  5. Assertion: F atom has less electron afffinity than Cl atom. Reason: ...

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  6. Assertion: Among the halogens bond energy of F(2) is minimum. Reason...

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  7. Assertion: The first ionization energy of Be is greater than that of B...

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  8. Assertion : Noble gases have highest ionisation enthalpies in their re...

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  9. Assertion: Helium and beryllium have similar outer electronic configur...

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  10. Assertion: The first ionisation enthalpy of aluminium is lower than th...

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  11. Assertion: In CsF, salt, size of Cs^(+) is slight higher than size of ...

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  12. Assertion: First electron affinity of all elements is positive. Reas...

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  13. Assertion: helium atom has highest ionisation energy among all the ele...

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  14. Assertion: F^(-) ion has highest hydrated radius among the other halid...

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  15. Assertion: magnitude of electron gain enthalpy of oxygen is less than ...

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  16. Assertion: Formation of Cl^(-) ion is exothermic wheres O^(2-) ion for...

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  17. Assertion: The electron gain enthalpy of N is +ve while that of P is -...

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  18. Assertion: The formation of F((g))^(-) from F((g)) is exothermic, wher...

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  19. Assertion: Na^(+) and Al^(3+) are isoelectronic but ionic radius Al^3+...

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  20. Assertion: The third period contains only 8 electrons and not 18 like ...

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