The statement that is not true for the long form of periodic table is

The correct option is B It helps to predict the stable valency sates of elements Long from of periodic table doesnot predict the stable valency states of eleme ...

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Standard IX

Chemistry

Noble Gases

The statement...

Question

The statement that is not true for the long form of the periodic table is

It reflects the sequence of filling the electrons in the ordrer of sub energy levles s, p, d, and f

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It helps to predict the stable valency sates of elements

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It reflects trends in physical and chemical properties of the elements

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it helps to predict the relative lonicity of the bond between only two elements

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Solution

The correct option is B
It helps to predict the stable valency states of elements
Long from of periodic table does not predict the stable valency states of elements

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Similar questions

Q. The statement that is true for the long form of the periodic table is -
(A) It reflects the sequence of filling the electrons in the order of sub-energy level s, p, d and f.
(B) Electron affinity increases from left to right in a period.
(C) It reflects trends in physical and chemical properties of the elements.
(D) Non-metallic character decreases down the group.
Choose the correct statement :-

Q. How the positions of elements in the periodic table help you to predict its chemical properties? Explain with an example.

Q. Which of the following statements can help a chemistry student to predict chemical properties of an element?
(I) Position of element in the periodic table
(II) Atomic number of the element
(III) Number of shells in the atom
(IV) Number of electrons in the outer most shell.

Q. Many properties of an element and its compounds can be predicted from the position of that an element in the periodic table. What property could not be predicted this way?

Q. Consider the following statements and arrange in the order of true/false as given in the codes.

S_{1}

: Long form of periodic table completely helps in predicting the oxidation state of elements.

S_{2}

: Metallic and covalent radii of potassium are 203 pm and 230 pm respectively.

S_{3}

: Formation of

S e^{2 -}

and

A r^{-}

, both the absorption of energy.

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The statement that is not true for the long form of the periodic table is

The correct option is BIt helps to predict the stable valency states of elementsLong from of periodic table does not predict the stable valency states of elements

The correct option is B
It helps to predict the stable valency states of elements
Long from of periodic table does not predict the stable valency states of elements