Q. Metals looks shiny because of excitation and deexcitation of

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Q. Cubic close packing of metals is also known as

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Q. Lattice energy of -787 is a characteristic of

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Q. In metallic bond valence electrons are attracted by

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Q. Covalent bond is stronger than Hydrogen bonding about

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Q. In pressure cooker water absorbs

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Q. Forces which are present in ionic solids are

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Q. Geometry of ionic crystal of salt is similar to

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Q. Crystals of phosphorus and carbon dioxide are

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Q. Number of lone pair of electrons occupied by oxygen are

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Q. Sodium ions are surrounded by chloride ions to form

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Q. 1:1:4 is a characteristic of

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Q. Example of compound having hydrogen bonding is

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Q. Gamma is angle which occurs between

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Q. Example of ionic solid is

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Q. Crystals of NaCl are

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Q. Instantaneous dipole induced dipole forces are also known as

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Q. Ice is in dynamic equilibrium with water at

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Q. Form of carbon which exists in cubic form is

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Q. One of factors affecting strength of London dispersion forces is

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