Q. First ionization energy of potassium is

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Q. Ionization energy which is required to remove third electron after removal of second electron is

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Q. Index character of ionization energy is

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Q. Electro negativity is related to ionization energy of element and

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Q. From up to down in a group of periodic table proton number

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Q. Second ionization energy of Mg is

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Q. Molecule for which bonding pair of electrons is equally shared between atoms is

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Q. K and Cl ions arrange themselves to form a

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Q. Second electron is removed from a positively charged ion rather then a

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Q. Half of single bond length between two similar atoms covalently bond in a molecule', is referred to

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Q. Elements of I-A are good

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Q. In potassium chloride chlorine atom tends to gain electron form

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Q. Size of ionic radius of anion as compared to atomic radius of anion is

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Q. Size of ionic radius of cation as compared to atomic radius of cation is

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Q. Stable noble gas which lies near to Li is

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Q. In period from left to right electron affinity of elements

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Q. Covalent radius of chlorine is

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Q. In group of periodic table ionization energy is

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Q. Decreasing trend in a period is due to increase in the

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Q. atomic number of oxygen is

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