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What are the demerits of Mendeleev's per...

What are the demerits of Mendeleev's periodic table?

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State the merits of Mendeleev's periodic table.

What is Mendeleev's Periodic law?

The element eka-boron in Mendeleev's periodic table is known as_____in the Modern periodic table

State the laws/ Define Mendeleev's periodic law,

Chlorine has two isotopes, viz. Cl-35 and Cl-37 Their atomic masses are 35 and 37. Their chemical properties are same. Where should these be placed in Mendeleev's periodic table? In different places or in the same place?

What is the difference between Mendeleev's periodic law and modern periodic law?

Answer the following questions: Due to uncertainity in the names of some of the elements, a question mark is indicated before the symbol in the Mendeleev's period table. What are such symbols?

State whether the following statements are True or False: Mendeleev,s periodic table is more useful because it gives information about known and unknown elements.

Merits of Modern periodic table over Mendeleev's periodic table

Write a short note on: Mendeleev's periodic law

NAVNEET PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-EXERCISE
  1. What is Mendeleev's Periodic law?

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  2. State the merits of Mendeleev's periodic table.

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  3. What are the demerits of Mendeleev's periodic table?

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  4. Answer the following questions: Write the molecular formulae of oxid...

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  5. Answer the following questions: Write the molecular formulae of the c...

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  6. Answer the following questions: Write a short note on : Moseley's con...

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  7. Answer the following questions: State the modern periodic law.

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  8. Answer the following questions: What is meant by modern periodic tabl...

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  9. Answer the following questions: Describe the structure of the modern ...

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  10. Answer the following questions: Describe the structure of the modern ...

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  11. Write the answers of the question with refernce to the structure of th...

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  12. Write the answers of the question with reference to the structure of t...

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  13. Answer the following questions: Write the answers of the questions wi...

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  14. Answer the following questions: Write the answers of the questions wi...

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  15. Answer the following questions: Write the answers of the questions wi...

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  16. Answer the following questions: Observe the figure and answer the fol...

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  17. Answer the following questions: Observe the figure and answer the fo...

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  18. Answer the following questions: Give two examples of metalloids.

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  19. Write a short note on: Position of isotpes in the Mendeleev's and t...

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  20. Answer the following questions: Write a short note on the zig-zag lin...

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