A

`{:(A,B,C,D),(R,P,S,Q):}`

B

`{:(A,B,C,D),(P,R,S,Q):}`

C

`{:(A,B,C,D),(R,Q,S,P):}`

D

`{:(A,B,C,D),(Q,R,S,P):}`

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NARAYNA-PERIODIC TABLE -All Questions
  1. Assertion: Boron has a smaller first ionisation enthalpy than berylliu...

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  2. Assertion: Electron gain enthalpy always becomes less negative as we g...

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  4. Match the following The correct match is

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  5. Match the following columns

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  6. Match the following Match correc match is

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  7. Match the following in view of diagonal relation The correct matc...

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  8. Match the atomic numbers given in column I with the block in which the...

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  9. Match the atomic numbers of the elements given in column I with the pe...

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  10. Match the list-I and List-II and select the correct answer using the c...

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  11. Ionization energies of five elements of same period in kcal/mol are gi...

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  12. Ionization energies of five elements of same period in kcal/mol are gi...

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  13. Ionization energies of five elements of same period in kcal/mol are gi...

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  14. Ionization energies of five elements of same period in kcal/mol are gi...

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  15. Which of the following is not an actinoid?

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  16. The electronic configuration of gadolinium (Atomic number 64) is

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  17. The statement that is not correct for periodic classification of eleme...

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  18. The period number in the long form of the periodic table is equal to

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  19. The elements in which electrons are progressively filled in 4f-orbital...

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  20. The formation of oxide ion O^(2-)(g) from oxygen atom requires first a...

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