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ammonium chloride
ammonium chloride , chemical compound, NH 4 Cl, a white or colorless, odorless, water-soluble, cubic crystalline salt with a biting taste, commonly known as sal ammoniac. It is prepared commercially by reacting ammonia , NH 3 , with hydrogen chloride, HCl, and is used chiefly in the manufacture of ...
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chloride
chloride , chemical compound containing chlorine. Most chlorides are salts that are formed either by direct union of chlorine with a metal or by reaction of hydrochloric acid (a water solution of hydrogen chloride ) with a metal, a metal oxide, or an inorganic base. Chloride salts include sodium c...
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halogen
halogen [Gr.,=salt-bearing], any of the chemically active elements found in Group 17 of the periodic table ; the name applies especially to fluorine (symbol F), chlorine (Cl), bromine (Br), and iodine (I). Astatine (At), formerly known as alabamine, is a radioactive element also classed ...
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ammonia
ammonia chemical compound, NH 3 , colorless gas that is about one half as dense as air at ordinary temperatures and pressures. It has a characteristic pungent, penetrating odor. Ammonia forms a minute proportion of the atmosphere; it is found in volcanic gases and as a product of decomposition of a...
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detergent
detergent , substance that aids in the removal of dirt. Detergents act mainly on the oily films that trap dirt particles. The detergent molecules have a hydrocarbon portion, soluble in oil, and an ionic portion, soluble in water. The detergent acts as an emulsifier, i.e., by bridging the water and o...
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hydrazine
hydrazine , chemical compound, formula NH 2 NH 2 , m.p. 1.4°C, b.p. 113.5°C, specific gravity 1.011 at 15°C. It is very soluble in water and soluble in alcohol. At ordinary temperatures it is a colorless, fuming liquid that has an ammonialike odor, but when frozen it forms white crystals...
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amino group
amino group in chemistry, functional group that consists of a nitrogen atom attached by single bonds to hydrogen atoms, alkyl groups , aryl groups , or a combination of these three. An organic compound that contains an amino group is called an amine. Amines are derivatives of the inorganic co...
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platinum
platinum , metallic chemical element; symbol Pt; at. no. 78; at. wt. 195.08; m.p. 1,772°C; b.p. 3,827±100°C; sp. gr. 21.45 at 20°C; valence +2 or +4. Pure platinum is a malleable, ductile, lustrous, silver-white metal with a face-centered cubic crystalline structure. Chemically in...
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sulfate
sulfate chemical compound containing the sulfate (SO 4 ) radical . Sulfates are salts or esters of sulfuric acid , H 2 SO 4 , formed by replacing one or both of the hydrogens with a metal (e.g., sodium) or a radical (e.g., ammonium or ethyl). Sulfates in which both hydrogens are replaced are call...
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sulfuric acid
sulfuric acid chemical compound, H 2 SO 4 , colorless, odorless, extremely corrosive, oily liquid. It is sometimes called oil of vitriol.
Concentrated Sulfuric Acid
When heated, the pure 100% acid loses sulfur trioxide gas, SO 3 , until a constant-boiling solution, or azeotrope, containin...
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