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Newland's law of octaves seemed to be fl...

Newland's law of octaves seemed to be flawless only for elements up to___u.

A

`45`

B

`30`

C

`40`

D

`35`

Text Solution

Verified by Experts

The correct Answer is:
C
The presence of `d`-block elements after `Ca(40 u)` did not allow properties to repeat after the eighth element.
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R SHARMA-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN ELEMENTS-Follow-up Test
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  2. The English chemist John Alexander Newlands in 1866 profounded the

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  3. Newland's law of octaves seemed to be flawless only for elements up to...

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  4. With the discovery of, the properties of the eighth element were no lo...

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  5. Name the scientist who first arranged the elements is rows and columns...

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  6. Lothar Meyer used the physical property such asto construct a plot sho...

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  7. Mendeleev's system was more elaborate than that of Lohar Meyer because...

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  8. Atomic volume is

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  9. Lothar Meyer plotted a graph between the atomic volumes and atomic wei...

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  10. On the basis of the atomic volume curve, Lothar Meyer proposed that th...

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  11. When Mendeleev started his work on periodic classification of elements...

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  12. The formula of the hydrides and oxides formed by the various elements ...

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  13. Mendeleev's arranged the then known elements in horizontal rows and ve...

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  14. Mebdeleev's classification was a great improvement over contemporary t...

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  15. Which of the following elements were not known when Mendeleev publishe...

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  16. In Mendelev's modified periodic table, there arevertical column called...

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  17. In Mendeleev's periodic table group VIII containselements.

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  18. In Mendeleev's original periodic table, there were six horixontal rows...

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  19. Mendeleev's periodic table simplified and systematized the study of th...

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  20. One especially farishted feature of Mendeleev's accomplishment was his...

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