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Periodic Classification of Elements
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What were the limitations of Dobereiner’s classification ?
Option A
Option B
Option C
Option D
Solution
Limitation of Dobereiner’s classification :
All known elements could not be classified into groups of triads on the basis of their properties.
Standard 10
Science
Similar Questions
The position of three elements $A$, $B$ and $C$ in the Periodic Table are shown below
Group $16$ | Group $17$ |
– | – |
– | $A$ |
– | – |
$B$ | $C$ |
$ (a)$ State whether $A$ is a metal or non-metal.
$(b)$ State whether $C$ is more reactive or less reactive than $A$.
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