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Ionization Enthalpy

A daigonal re...

Question

A daigonal relationship is said to exist between certain pairs of diagonally adjacent elements in the second and third periods of the periodic table. If true enter 1,if false enter 0.

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Solution

The diagonal relationships are due to similar electronegativities, atomic radii, ionic radii, atomic volumes and polarization powers.
Following pair of elements show diagonal relationship.
Lithium and magnesium.
Beryllium and aluminium.
Boron and silicon.

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Q. If true press 1, if false press 0. The electrons in the atoms of four elements A, B, C and D are distributed in three shells having 1, 3, 5 and 7 electrons in the outermost shell respectively. They belong to the third period in the modern periodic table.

If true enter 1, if false enter 0

Q. A _______ in s-block elements exists between adjacent elements which are located in the second and third period of the periodic table.

\to a

\to b

represents two adjacent sides of parallelogram then

| \to a + \to b |

represents diagonal of parallelogram.
If true enter 1, else enter 0.

The diagonal relationship is shown by certain elements of which periods?

Diagonal relationship is shown by certain elements of period.

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