(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 Textbook - Periodic Classification of Elements

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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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Chapter

Periodic Classification of Elements

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Textbook - Periodic Classification of Elements

$Lithium$,$sodium$,and $potassium$ are all metals that react with water to liberate hydrogen gas. Is there any similarity in the atoms of these elements?

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An atom has an electronic configuration of $2, 8, 7$.
$(a)$ What is the atomic number of this element?
$(b)$ To which of the following elements would it be chemically similar? (Atomic numbers are given in parentheses.)
$N(7), F(9), P(15), Ar(18)$

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Which element has:
$(a)$ two shells,both of which are completely filled with electrons?
$(b)$ the electronic configuration $2, 8, 2$?

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Helium is an unreactive gas and neon is a gas of extremely low reactivity. What,if anything,do their atoms have in common?

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Why do you think the noble gases are placed in a separate group?

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What were the limitations of Dobereiner's classification?

Similar Questions

$Lithium$,$sodium$,and $potassium$ are all metals that react with water to liberate hydrogen gas. Is there any similarity in the atoms of these elements?

An atom has an electronic configuration of $2, 8, 7$.$(a)$ What is the atomic number of this element?$(b)$ To which of the following elements would it be chemically similar? (Atomic numbers are given in parentheses.)$N(7), F(9), P(15), Ar(18)$

Which element has:$(a)$ two shells,both of which are completely filled with electrons?$(b)$ the electronic configuration $2, 8, 2$?

Helium is an unreactive gas and neon is a gas of extremely low reactivity. What,if anything,do their atoms have in common?

Why do you think the noble gases are placed in a separate group?

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An atom has an electronic configuration of $2, 8, 7$.
$(a)$ What is the atomic number of this element?
$(b)$ To which of the following elements would it be chemically similar? (Atomic numbers are given in parentheses.)
$N(7), F(9), P(15), Ar(18)$

Which element has:
$(a)$ two shells,both of which are completely filled with electrons?
$(b)$ the electronic configuration $2, 8, 2$?