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What are s-block elements ? Write their ...

What are s-block elements ? Write their general electronic configurations.

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Group `1` and `2` elements being to `s`-block elements because differentiating electron enters `s`-orbital.
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CENGAGE CHEMISTRY ENGLISH-APPENDIX - INORGANIC VOLUME 1-Exercise very short
  1. How many groups and how many periods are there in long form of periodi...

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  2. With which quantum number every period in periodic table begins?

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  3. What are s-block elements ? Write their general electronic configurati...

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  4. Give general electronic configuration of s-block elements.

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  5. What are p-block elements? Give their general electronic configurati...

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  6. Representative elements are elements of

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  7. What are d-block elements? Why are they called transition metals?

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  8. The general electronic configuration of d-block elements is

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  9. To which series man-made elements belong?

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  10. What is meant by lanthanides and actinides?

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  11. Which of lanthanides is man-made element?

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  12. What are inner transition metals? Why are they called rare earth metal...

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  13. Give general electronic configuration of f-block elements.

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  14. Which orbitals are filled with electrons in 3rd period?

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  15. Give general electronic configuration of least reactive group. Why are...

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  16. Which of the following requires highest energy: a.M((g)) rarr M((g))...

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  17. How do atomic radius vary in a period and in a group? How do you expla...

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  18. Define (a) ionic radii and (b) covalent radii.

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  19. Why do noble gases have comparatively large atomic sizes?

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  20. Define ionisation energy . What is its value for a hydrogen atom ?

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