Definitionn. a silvery soft waxy metallic element of the alkali metal group
Last update: September 8, 2015
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Sodium is a very reactive metal. [Please select]
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Of the hygroscopic substances in common use, phosphoric anhydride, concentrated sulphuric acid, and dry potassium hydrate are almost equal in power; sodium hydrate and calcium chloride are not much behind. [Please select]
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The caustic alkalies; sodium hydroxide, NaOH, or potassium hydroxide KOH, have a most deleterious action on wool. [Please select]
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The normal salts of the alkaline metals, such as sodium chloride, potassium sulphate, sodium sulphate, etc. [Please select]
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The liquor so obtained is, as stated above, rather unstable, and contains acid sodium hydrosulphite. [Please select]
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To this is then added so much of either the acid or the neutral sodium hydrosulphite as can be made from 90 lb. [Please select]
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Metallic sodium treated in a similar manner should retain its metallic lustre. [Please select]
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The acid and metallic sodium tests given for liquid paraffine will apply to the solid paraffine. [Please select]
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