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According to which of the following char...

According to which of the following characteristic of an element the modern periodic table is proposed ?

A

Atomic number

B

Valency

C

Symbol

D

Atomic weight

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BEYOND PUBLICATION-CLASSIFICATION OF ELEMENTS THE PERIODIC TABLE-EXERCISE
  1. Which of the following group elements are called alkali metal family ?

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  2. Which block elements are called as transition metals ?

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  3. According to which of the following characteristic of an element the m...

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  4. Which of the following property is measured in 'pm' (pico meter) units...

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  5. Which of the following group elements are nitrogen family ?

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  6. By analysing which patterns the modern periodic table is proposed ?

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  7. Which of the following are elements belongs to (VIII A) group ?

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  8. What is the general electronic configuration of Noble gases?

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  9. In which units ionizations energy can be expressed ?

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  10. Which of the following is defined as the number of positive charges in...

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  11. Which block elements are called representative elements ?

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  12. As we move from top to bottom in a group the metallic character :

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  13. The elements which have properties that are intermediate between the p...

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  14. Who arranged the elements in a chart in the systematic order in the in...

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  15. For which of the following need more ionization energy to remove an el...

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  16. Which of the following is not a Dobereiner Triad

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  17. The following are not try to arrange elements.

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  18. The modern periodic table is organized on the basis of

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  19. Gallium is named by Mendeleeff as

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  20. Cl belongs to……..family.

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