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On moving from left to right across a pe...

On moving from left to right across a period in the periodic table the metallic character

A

Decreases

B

Increases

C

Remains constat

D

First increases and then decreases

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The correct Answer is:
A
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AAKASH INSTITUTE-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Assignment (Section -A)
  1. On moving from left to right across a period in the periodic table the...

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  2. An element with atomic number 20 will be placed in which period of the...

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  3. The electronic structure (n-1) d^(1-10) ns^(0-2) is characteristic of

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  4. IUPAC name of element of atomic number 114 is

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  5. An element has electronic configuration 1s^(2)2s^(2)2p^(6)3s^(2)3p^(4)...

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  6. Which of the following pairs has both members from the same group of t...

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  7. An element with atomic number 29 belongs to

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  8. In the periodic table from left to right in a period, the atomic volum...

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  9. Which of the following electronic structure represents a metallic elem...

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  10. The sceening effect of d-electrons is

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  11. Correct order of radii

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  12. Which pair of elements shows positive elecron gain enthalpy ?

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  13. The elements of same group of the periodic table have

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  14. Which pair of elements has same chemical properties ?

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  15. Write the atomic number of the element present in the third period and...

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  16. Chalcogen are elements of the group

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  17. Which of the following shows diagonal relationship ?

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  18. What are representative elements?

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  19. Which group of elements represents a collection of isoelectronic speci...

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  20. Which of the following electronic configuration represents the most me...

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