(A) The main limitation of Dobereiner's classification was that he could not arrange all the elements known at that time into groups of triads based o

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It could not classify all known elements into triads.

(A) The main limitation of Dobereiner's classification was that he could not arrange all the elements known at that time into groups of triads based on their chemical properties.Only a limited number of elements could be grouped into triads,making the system insufficient for the classification of all elements.

Class 10 Science Periodic Classification of Elements Dobereiner's Triads and Newlands' Law of Octaves

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What were the limitations of Dobereiner's classification?

A
It could not classify all known elements into triads.
B
It was only applicable to non-metals.
C
It failed to predict the properties of noble gases.
D
It was based on atomic volume rather than atomic mass.

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Class 10

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Chapter

Periodic Classification of Elements

Subtopic

Dobereiner's Triads and Newlands' Law of Octaves

It was assumed by Newlands that only :

Easy

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Can the following groups of elements be classified as Dobereiner's triad?
$(a)$ $Na, Si, Cl$
$(b)$ $Be, Mg, Ca$
Atomic mass of $Be = 9, Na = 23, Mg = 24, Si = 28, Cl = 35, Ca = 40$. Explain by giving reasons.

Medium

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Write true or false for the statement: It was assumed by Newlands that only $63$ elements existed in nature and no more elements would be discovered in the future.

Easy

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$D$öbereiner's system of classification into triads was not found to be useful as he could identify only:

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What were the limitations of Newlands' Law of Octaves?

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What were the limitations of Dobereiner's classification?

Similar Questions

It was assumed by Newlands that only :

Can the following groups of elements be classified as Dobereiner's triad?$(a)$ $Na, Si, Cl$$(b)$ $Be, Mg, Ca$Atomic mass of $Be = 9, Na = 23, Mg = 24, Si = 28, Cl = 35, Ca = 40$. Explain by giving reasons.

Write true or false for the statement: It was assumed by Newlands that only $63$ elements existed in nature and no more elements would be discovered in the future.

$D$öbereiner's system of classification into triads was not found to be useful as he could identify only:

What were the limitations of Newlands' Law of Octaves?

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Can the following groups of elements be classified as Dobereiner's triad?
$(a)$ $Na, Si, Cl$
$(b)$ $Be, Mg, Ca$
Atomic mass of $Be = 9, Na = 23, Mg = 24, Si = 28, Cl = 35, Ca = 40$. Explain by giving reasons.