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A neutral atom contains 2K, 8L, 9M and 2...

A neutral atom contains 2K, 8L, 9M and 2N electrons. Writing its electronic configuration. Calculate total number of d-electrons present in the atoms.

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UNITED BOOK HOUSE-HARE SCHOOL QUESTION PAPER -EXERCISE
  1. A peroxidase'enzyme isolated from human red blood cells was found to c...

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  2. A neutral atom contains 2K, 8L, 9M and 2N electrons. Writing its elect...

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  3. A neutral atom contains 2K, 8L, 9M and 2N electrons. Writing its elect...

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  4. From the ground state electronic configuration of Sc (z = 21), write d...

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  5. What is ‘radiationless orbit'? To be radiationaless what is the defini...

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  6. Mention the hybridised state for each carbon atom marked with numerals...

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  7. Give the structure of neo pentyl chloride with the formula C5H11CI.

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  8. Select a pair of chain isomers from the following:

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  9. A macroscopic dust particle of mass 0.01 mg is. moving with a velocity...

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  10. State the Hund’s rule of maximum multiplicity. Wh Fe^(3+) ion is more ...

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  11. If the outer most electron configurationof an element is 3d^7 4S^2, th...

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  12. Explain the cause of Lantharide contraction.

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  13. Arrange the followings in increasing order as directed : C, Be, N, B,...

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  14. Arrange the followings in increasing order as directed : P, F, O, Cs, ...

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  15. Arrange the followings in increasing order as directed : CI2O7, AI2O3,...

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  16. Between NH3 and NF3, which has higher dipole moment value? Draw the st...

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  17. PbCl4 is less stable than SnCl4 while PbCl2 is more stable than SnCl2....

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  18. Write down three abnormal behavious of lithium.

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  19. Discuss the principle for the manufacture of sodium carbonate by Sol...

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  20. Explain : Anhydrous magnesium chloride is prepared by heating MgCl2 . ...

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