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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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`[Rn] 5f^(14) 6d^(10) 7s^(2)` 12th group
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PRADEEP-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -Problems For Practice
  1. Write the names and atomic numbers of the following elements : (...

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  2. The outer electronic configuration of some elements are given below :...

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

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  4. Arrange the following elements in the increasing order of metallic c...

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  5. Write the electronic configuration and the block to which an element ...

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  6. How do the electronic configuration of the elements with Z= 107 - 109...

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  7. Which one of the following pairs would have a larger size ? Explai...

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  8. Arrange the following in order of increasing radii ? (i) I, I^(+) ,...

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  9. Select from each group the species which has the smallest radius...

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  10. Calculate the energy in joules required to convert all the atoms of so...

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  11. The ionization potential of hydrogen is 13.60 eV. Calculate the energy...

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  12. The first and second ionization potentials of helium atoms are 24.58 e...

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

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  14. The electron configuration of some neutral atoms are given below : ...

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  15. Which one among the following elements has the lowest first ion...

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  16. Which of the following pairs of elements would you expect to have lowe...

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  17. For each of the following pairs predict which one has lower firs...

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  18. Predict which atom in each of the following pairs has the great...

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  19. From each set, choose the atom which has the largest ionization enthal...

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  20. The electron affinity of bromine is 3.36 eV . How much energy in ...

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