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What do you mean by repreesntative eleme...

What do you mean by repreesntative elements?

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Elements of s and p-block's.
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CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-VERY SHORT TYPE QUESTIONS
  1. Which element gives brick red colouration to the flame? In which block...

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  2. Mention the respective block of the elements having atomic number 7,11...

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  3. What do you mean by repreesntative elements?

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  4. Give two terminal elements of rare earth elements series.

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  5. How will you detect the starting and ending of a period in the periodi...

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  6. Which block contains inner transition elements?

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  7. Give an example of a transition element, which has filled d-subshell i...

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  8. Why the ions or atoms of the transition elements are paramagnetic in n...

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  9. Give an example of a diamagnetic ion.

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  10. Why Fe and Co are called ferromagnetic?

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  11. Which element gives golden-yellow colouration to the flame?

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  12. Why Mg cannot be identified by flame test?

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  13. Which are called 'ntals'?

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  14. Give the electronic configuration of the outermost shell of lanthanide...

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  15. Which of the groups in the periodic table contain all the metallic ele...

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  16. Give the names of the noble gas elements present in the second and fif...

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  17. Mention the name and atomic number of the element present in group 13 ...

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  18. Give the electronic configuration of the fifth element of the first tr...

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  19. Identify the transition element(s): K,Mn,Ca,Cs,Fe,Cu,Pb.

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  20. Name two elements which d not give flame test.

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