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1s^2 2s^2 2p^1 is the electronic configu...

`1s^2 2s^2 2p^1` is the electronic configuration of

A

Beryllium

B

Boron

C

Carbon

D

Nitrogen

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1s^2 2s^2 is the electronic configuration of which element?

Given below is the electronic configuration of elements A,B,C,D: (A) 1s^2 2s^2, (B) 1s^2 2s^2 2p^6 3s^2, (C) 1s^2 2s^2 2p^6 3s^2 3p^3, (D) 1s^2 2s^2 2p^6 , To which group and period does the element 'C' belong?

Given below is the electronic configuration of elements A,B,C,D: (A) 1s^2 2s^2, (B)1s^2 2s^2 2p^6 3s^2, (C) 1s^2 2s^2 2p^6 3s^2 3p^3, (D) 1s^2 2s^2 2p^6 , Which are the noble gas elements?

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Given below is the electronic configuration of elements A,B,C,D. 1s^2 2s^2 Which are the elements coming with in the same period?

Two which group and period does the element belong if the electronic configuration of an element in its -2 oxidation state is 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6) ?

Which rule is violated in the electronic configuration 1s^(0) 2s^(2) 2p^(4) ?

Which rule is violated in the electronic configuration 1s^(0) 2 s^(2) 2p^(4) ?

Which principle is not followed in writing the electronic configuration of 1s^(2) 2s^(1) 2p^(4) ? Give reasons.

What is the electronic configuration of Ca ? 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 (Ar)4s^2 (Ne) 3s^2 3p^6 4s^2 1s^2 2s^2 2p^6 3s^2 5s^2 3p^6

BEYOND PUBLICATION-STRUCTURE OF ATOM-EXERCISE
  1. What is the shape of d-orbital ?

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  2. 'l' ' value of d- orbital is

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  3. 1s^2 2s^2 2p^1 is the electronic configuration of

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  4. Which of the following elements have high atomic weight ?

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  5. Who proposed the spectrum of hydrogen atom ?

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  6. How many number of orbitals are there in the sub-shell of a magnetic q...

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  7. The values of spin quantum numbers are (ms)

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  8. Name the principle , which says an orbital can hold only 2 electrons a...

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  9. What is the shape of p-orbital ?

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  10. Principal quantum number is related to

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  11. Is there any rule to find the maximum number of electrons in any shell...

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  12. Which quantum number describes the orientation of the orbital in space...

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  13. If both spin quantum number values are positive then the spins are

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  14. Among 3s, 3p,4s, 3d which has lowest energy?

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  15. What is the shape of s-orbital ?

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  16. Which of the following produces yellow light ? a) Sodium lamp b)...

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  17. Who modified Bohr‘s theory by introducing elliptical orbits for electr...

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  18. The range of wavelengths converging red colour to violet colour is cal...

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  19. Which of the following is responsible to rule out the existence of def...

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  20. Total number of orbitals associated with third shel would be

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