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Four elements P,Q,R & S have ground stat...

Four elements P,Q,R & S have ground state electronic configuration as:
`{:(P rarr 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(3),Q rarr 1s^(2) 2s^(2)2p^(6)3s^(2)3p^(1)),(R rarr 1s^(2) 2s^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(3),S rarr 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(1)):}`
Order of `IE_(1)` values among the following is

A

P gt R gt S gt Q

B

P lt R lt S lt Q

C

R gt S gt P gt Q

D

P gt S gt R gt Q

Text Solution

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The correct Answer is:
A
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Four elements P,Q,R & S have ground state electronic configuration as: {:(P rarr 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(3),Q rarr 1s^(2) 2s^(2)2p^(6)3s^(2)3p^(1)),(R rarr 1s^(2) 2s^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(3),S rarr 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(1)):} Comment which of the following option represent the correct order of true (T) & false (F) statement I size of P lt size of Q II size of R lt size of S III size of P lt size of R (appreciable difference) IV size of Q lt size of S (appreciable difference)

Name the element with the following electronic configurations . (a) 1s^(2)2s^(2) 2p^(6) 3s^(2) 3p^(1) (b) 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 4s^(1) (c ) 1s^(2) 2s^(1) 2p^(6) 3s^(2) 3p^(6) 3d^( 5) 4s^(1)

The element having the electronic configuration 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(2) is :

The electronic configuration of 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(2) corresponds to

name the element with electronic configuration 1s^(2) 2s^(2) 2p^(6)3s^(2)

The element having the electronic configuration 1s^(2),2s^(2)2p^(6),3s^(2)3p^(1) is

The element with electronic configuration 1s^(2)2s^(2)2p^(6)3s^(2) is

The oxide of an element with electronic configuration 1s^(2) 2s^(2)2p^(6)3s^(2)3p^(3) is:

The element whose electronic configuration is 1s^(2), 2s^(2)2p^(6), 3s^(2) is a // an

MOTION-PERIODIC TABLE -Exercise - 2 (Level-I)
  1. Which of the following does not reflect periodicity of elements ?

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  2. Pick out the isoelectronic structures from the following (i) CH(3)^(...

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  3. If there were 10 periods in the periodic table then how many elements ...

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  4. Choose the s-block element from the following:

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  5. The size of the following species increases in the order

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  6. Highest size will be of

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  7. Atomic radil of fluorine and neon in Angstrom units are respectively ...

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  8. Four elements P,Q,R & S have ground state electronic configuration as:...

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  9. Four elements P,Q,R & S have ground state electronic configuration as:...

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  10. False statement for periodic classification of element is

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  11. The correct order of second ionisation potential of C, N, O and F is:

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  12. The ionization energy will be maximum for the process.

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  13. Element in which maximum ionization energy of following electronic con...

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  14. Decreasing ionisation potential for K, Ca & Ba is

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  15. The electron affinity of the member of oxygen of the periodic table, f...

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  16. The process requiring absorption of energy is:

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  17. The outermost electronic configuration of the most electronegative ele...

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  18. In the following which configuration of element has maximum electroneg...

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  19. Bond distance C-F in (CF(4)) & Si-F in (SiF(4)) are respective 1.33 Å...

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  20. Element Hg has two oxidation states Hg^(+) & Hg^(+2) the right order ...

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