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What is modern periodic law? Mention the...

What is modern periodic law? Mention the important features of the long form of the periodic table. Why is this periodic table supposed to be superior to other periodic tables ?

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ICSE-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-ESSAY (LONG ANSWER) TYPE QUESTIONS
  1. State the law on the basis of which Mendeleev classified the elements....

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  2. Compare the known properties of germanium with those predicted by Mend...

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  3. What is modern periodic law? Mention the important features of the lon...

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  4. Justify the position of hydrogen in the periodic table on the basis of...

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  5. What is the basis of splitting the long form of the periodic table int...

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  6. How can the elements be classified on the basis of their electronic co...

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  7. What do you understand by the term periodicity ? What is the main caus...

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  8. What do you understand by the term periodicity ? What is the main caus...

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  9. What do you understand by the term periodicity ? What is the main caus...

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  10. What do you understand by the term periodicity ? What is the main caus...

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  11. Define various types of atomic radii. Why is covalent radius smaller t...

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  12. What do you understand by first, second and third ionisation energies ...

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  13. Define electron gain enthalpy. Explain why electron gain enthalpies of...

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  14. Electron gain enthalpies of noble gases are negative.

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  15. Explain why : The electron affinities of Be and Mg are zero.

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  16. Which is more basic : LiOH or NaOH ?

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  17. Explain why : The second ionisation energy of Li is very high.

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  18. Write short notes on the following : Penetration effect

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  19. Write short notes on the following : lsoelectronic ions

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  20. Write short notes on the following : Periodic trends in melting and...

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