Q8 of 29 Page 72

The number of elements in a small group is:

This small group is a shell. An electron shell contains a fixed number of electrons. Example,


First shell can contain 2 electrons, second shell can contain 8 electrons and so on.

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In periodic table, atomic size on moving top to bottom in a group will:

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Vander Waals radius is ______ in comparison to covalent radius:

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Energy given to remove an electron from a neutral atom is called:

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Element which has most electronegativity is: