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Why f-block elements are placed below th...

Why f-block elements are placed below the main table.

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Why are f-block elements placed below the main table?

Which block elements are called the inner transition elements ?

The correct statement(s) from among the following is/are i) All the d and f-block elements are metals ii) All the d and f-block elements form coloured ions iii) All the d and f-block elements form paramagnetic ions

Justify the position of f-block elements in the periodic table.

Justify the position of f-block elements in the periodic table.

What are "d"-block elements?

___________ block elements are called as lanthanides and actinides in modern periodic table.

Explain why d-block elements exhibit variable oxidation states?

Which block elements are called representative elements ?

VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Important Questions
  1. Name any two typical elements.

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  2. On the basis of quantum numbers, justify that the 6^(th) period of the...

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  3. Why f-block elements are placed below the main table.

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  4. Give any five of the characteristic properties of transition elements.

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  5. What are rare earths and transuranic elements?

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  6. What is isoelectronic series? Name a series that will be isoelectronic...

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  7. IE(1) of Na is less than that of Mg but IE(2) of Na is higher than tha...

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  8. Increasing order of reactivity among group - 1 elements is Li < Na < K...

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  9. Predict the formulae of the stable binary compounds that would be form...

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  10. Which element of 3^(rd) period has the highest I.E(1) ? Explain the va...

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  11. What is valency of an element? How does it vary with respect to hydrog...

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  12. What is diagonal relationship? Give a pair of elements having diagonal...

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  13. What is lanthanoid contraction ? What are the consequences of lanthano...

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  14. Define the mordern periodic law . Discuss the construction of t...

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  15. Write an essay on s, p, d and f-block elements.

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  16. What is a periodic property? How the following properties vary in a gr...

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  17. What is a periodic property? How the following properties vary in a gr...

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  18. What is a periodic property? How the following properties vary in a gr...

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  19. What is a periodic property? How the following properties vary in a gr...

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  20. Define IE(1) and IE(2). Why is IE(2) > IE(1) for a given atom? Discuss...

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