Q. Number of allotropic forms of tin is

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Q. Noble gases are actually

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Q. NaF has lattice energy in kilo joule per mole, which is

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Q. Structure of ions effect structure of

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Q. By use of vacuum distillation boiling point of glycerin becomes

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Q. Boiling point for carbon sulphide in degree Celsius is

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Q. London dispersion forces were explained by

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Q. Iron and silver have crystals, having shape which is

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Q. Force of attraction which is more stronger than dipole dipole forces is

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Q. Energy required to break one mole of solid in ionic crystals is called

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Q. Structure of nitrite is similar to

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Q. Liquid crystal screens are part of

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Q. Theory which was first given to explain metallic bond was

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Q. Form of carbon Diamond is

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Q. Atoms which are more electronegative have charge, which is

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Q. Coefficient of thermal expansion is a property which is

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Q. Parameters by help of which we can measure unit cell are

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Q. Crystals of magnesium oxide are

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Q. Size and shape of unit cell of crystal help us to measure

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Q. Direction in which graphite cannot conduct is

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