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The vertical columns in the pariodic tab...

The vertical columns in the pariodic table are called…..........

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Assertion : Modern periodic table is also called Moseley's P.T Reason : Moseley proposed the relation v=[a(z-b)]^(2)

V PUBLICATION-PERIODIC TABLE-QUESTION BANK
  1. Find the uses of transistion elements familiar to you. Prepare a note ...

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  2. Collect more information about rare earth elements. Prepare a note and...

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  3. The vertical columns in the pariodic table are called…..........

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  4. Find the relation and fill up suitably: Metal and non-metals : Lavoi...

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  5. In modern periodic table the elements are arranged in the ascending or...

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  6. The longest period in the modern periodic table is …..............

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  7. The elements belonging to the group 1,2 and group 13 to 18 are known a...

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  8. The elements of group 3 to 12 are called …........................

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  9. Find the relation and fill up suitably: 18th group elements: Noble g...

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  10. The charged atoms are called ….............

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  11. Find the odd one out: (He, Ge, Ne, Ar)

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  12. The electronic configuration of an element is 2,8,8. In which period ...

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  13. The scientist who proposed the law of octaves?

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  14. …...................is the biggest element in the modern periodic tabl...

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  15. The electronic configuration of an element is 2, 7. In which group doe...

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  16. The shortest period in the modern periodic table…......

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  17. In which family does the element He belong?

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  18. Find the reason for the follwing: i) Size of the atom decrease from ...

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  19. Find out whether the following statements are true or false. If there ...

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  20. Element A, B , C and its atomic numbers are shown in the table given b...

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