Q. Energy is released when ions are brought closer to each other having

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Q. Molar heat of vaporization is high for

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Q. Boiling point of water is decreased at mount Everest because it has external pressure of

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Q. Liquid crystals posses

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Q. Angles between lengths in tetragonal system are

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Q. Space between two layers of metals is known as

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Q. Crystal lattice is also known as

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Q. Symmetry is measured at

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Q. Dipole dipole forces are as effective as covalent bond about

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Q. Different form of solids which have same crystalline forms are called

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Q. System in which no axes and no angle is equal, is called as

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Q. Strength of intermolecular as compared with intramolecular forces is

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Q. Molar heat of sublimation is, when solid

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Q. Bond distance in solid iodine as compared to gaseous iodine is

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Q. Compound which has highest molar heat of vaporization among hydrocarbons is

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Q. Extension of regular three dimensional pattern is a property of

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Q. Shape of crystals of tin oxide and magnesium oxide is

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Q. Fluorine has low value of molar heat of vaporization which is

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Q. Quantity which is increased when liquids are close to boiling points is

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Q. Vapor pressure is measured by taking difference in liquid pressure and

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