Q. Iodine boils at high temperature which in degree centigrade is about

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Q. Glass can be molded into shapes because it softens over a

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Q. If we cool molten crystalline solids rapidly they form

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Q. London dispersion forces are present among

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Q. Early diagnosis of breast cancer is possible by use of

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Q. Mobile electrons of non polar molecule is attracted by

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Q. Space which is occupied by ionic solids is

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Q. Pool or gas in metallic solids is formed by

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Q. Food can be cooked easily when pressure is

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Q. Diamond is a crystalline cubic form of

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Q. Structure of covalent compounds is

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Q. Diffraction of light is a property of

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Q. Nematic is a type of liquid crystal which is based upon

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Q. Hexagonal close packing is also known as

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Q. Shape of crystals of ammonium bromide is

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Q. Cholesteryl benzoate is milky liquid at

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Q. In crystalline solids atoms and ions are arranged in

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Q. Metallic luster actually means that metals have

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Q. At transition temperature two crystalline forms exist in

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Q. 15.1kJ/mole is value of enthalpy change for

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