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The atomic number of an element is 58. i...

The atomic number of an element is 58. it blongs to

A

`6^(th)` period , III A group

B

`7^(th)` period, III A group

C

`6^(th)` period , III B group

D

`7^(th)` period, III B group

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The correct Answer is:
B
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AAKASH SERIES-PERIODIC CLASSIFICATION-OBJECTIVE EXERCISE - 2 (PERIODIC CLASSIFICATION)
  1. The triad not present in Group VIII of Mendeleeff's table

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  2. The atomic number of an element is 58. it blongs to

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  3. In the periodic table, inversion of atomic weights took place in this ...

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  4. The frequency of the characterstic X ray of K(alpha) line of metal tar...

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  5. The period that contains only gaseous elements is

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  6. Pair of elements with the following atomic numbers have the same chemi...

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  7. The sub-shells filled one by one for 4th period elements are

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  8. The starting element and last element in the largest period in modern ...

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  9. Which of the following has both members from the same period of the pe...

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  10. As per the modern periodic law, the physical and chemical properties o...

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  11. Atomic number of nitrogen is 7. The atomic number of the third member ...

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  12. Element with atomic number 38, belongs to

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  13. Set of elements with the following atomic numbers belong to the same g...

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  14. The element which belong to 3rd period and IVA group of periodic table...

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  15. Screening by inner electrons will be more effective in

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  16. Which of the following pairs has elements containing same number of el...

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  17. The period that includes all blocks of elements is

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  18. Among s-block metals and transition metals, which are more metallic?

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  19. Element with atomic number 52 belongs to

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  20. The period number and group number in which maximum number of elements...

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