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How many element were calssified by newl...

How many element were calssified by newland.

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MBD-PERIODIC CLASSIFICATION OF ELKHOENTS-EXAMPLE
  1. There are three elements X,Y,Z atomic masses of X and Z are 35.5 and 1...

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  2. Write newland's law of octaves for classification of elements.

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  3. How many element were calssified by newland.

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  4. Indicate the group number and period number of phosphorous in the mode...

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  5. An element has the electronic configuration 2,8,8,2 indicate its group...

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  6. An element M is in the group 13 and period 3 modern periodic table wri...

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  7. Give the groups and periods in the moders periodic table?

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  8. Give the groups and periods in the moders periodic table?

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  9. Give the electronic configuration of "17Cl^(35) also indicate its pos...

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  10. Give the name and electrons configuation of element with atomic number...

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  11. What is modern periodic law?

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  12. Who gave newland law of octaves

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  13. Define mendeleev's periodic law

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  14. What is the basis of mendeleev's and modern table?

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  15. How many groups are present in mendeleev'a period table?

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  16. Name the next element after phosphorous in modern period table?

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  17. Give the group number of nitrogen and phosphorus.

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  18. Why Mg and Al does not belong to same group?

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  19. In which group noble gases are present ?

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  20. Na and S are present in the third period of modern periodic table whic...

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