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Question : 17
Total: 30
Study the data of the following three categories A, B and C.
(i) From the given three categories A, B and C , pick the one which forms Dobereiner's Triads.
(ii) Why did Mendeleev placed elements of category A, B and C in three different groups?
(iii) Is Newland law of octaves applicable to all the three categories? Give reason to justify your answer.
Category | Name of the element | Atomic Mass |
---|---|---|
A | | |
B | | |
C | | |
(ii) Why did Mendeleev placed elements of category A, B and C in three different groups?
(iii) Is Newland law of octaves applicable to all the three categories? Give reason to justify your answer.
Solution:
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