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Alkali metal halides are all high melting, colourless crystalline solids. 1. Write any other physical property of alkalimetal halides. 2. How alkali metal halides are prepared? |
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Answer» 1. All the alkali metal halides are soluble in water except LiF. They have high negative enthalpies of formation. The melting and boiling points always follow the trend: fluoride > chloride > bromide > iodide. 2. Alkali metal halides are prepared by the reaction of the appropriate oxide, hydroxide or carbonate with aqueous hydrohalic acid. |
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