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Pair of elements with the following atom...

Pair of elements with the following atomic numbers have the same chemical properties

A

13 and 22

B

3 and 11

C

4 and 24

D

2 and 1

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-PERIODIC CLASSIFICATION-OBJECTIVE EXERCISE - 2 (PERIODIC CLASSIFICATION)
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  2. The period that contains only gaseous elements is

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

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

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

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

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

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

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  9. Element with atomic number 38, belongs to

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

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

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  12. Screening by inner electrons will be more effective in

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

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  14. The period that includes all blocks of elements is

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

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  16. Element with atomic number 52 belongs to

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

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  18. The general electronic configuration of f-block elements is

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  19. The common oxidation state exhibited by inner transition elements usua...

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  20. The pair of atomic numbers which represent the p-block elements

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