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An element X with Z = 112 has been recen...

An element `X` with `Z = 112` has been recently discovered. What is the electronic configuration of the element? To which group and period will it belong?

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Verified by Experts

The configuration of the element is :
`[Rn] 5f ^(14) 6d^(10) 7s^(2)`
(i) It belongs to 12th group. (ii) It belongs to d block. (iii) IUPAC name is : Copernicium, Symbol: Cn.
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MODERN PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -CONCEPTUAL QUESTIONS
  1. Write the atomic number of the element present in the third period and...

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  2. Give the general electronic configurations of (i) p-block " " (ii)...

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  3. An element X with Z = 112 has been recently discovered. What is the el...

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  4. What would be the IUPAC name and symbol for the element with atomic no...

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  5. What is the name and symbol of the element with atomic number 112?

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  6. What is the name and symbol of the element with atomic number 112?

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  7. What is the significance of the terms-'isolated gaseous atom' and 'gro...

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  8. Energy of an electron in the ground state of the hydrogen atom is -2.1...

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  9. The electron gain enthalpies of halogens are as given below: F =- 33...

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  10. Magnesium loses electrons successively to form Mg^(+),Mg^(2+)andMg^(3+...

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  11. Out of Na and Mg which has higher second ionisation energy?

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  12. Which is the smallest among Na^(o+),Mg^(2+),Al^(3+), and why?

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  13. Arrange the following in the order of increasing ionization potential

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  14. The electronic configuration for the following neutral atoms are given...

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  15. How would you explain the fact that the first ionisation enthalpy of s...

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  16. Among the second period elements the actual ionisation enthalpies are ...

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  17. Identify the best choice in the list: (i) Largest ionic size :Mg^(2+...

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  18. Arrange the following in the decreasing negative electron gain enthalp...

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  19. Which of the following has highest ionization energy

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  20. Arrange the following in the increasing order of the size . Cl^(-),...

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