A System of Instruction in the Practical Use of the Blowpipe - Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations by Anonymous
page 318 of 359 (88%)
page 318 of 359 (88%)
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(5) in borax. Gives the lead reaction. (6) in mic. salt. As in borax. (7) with carb. soda. As alone on charcoal. (8) Special reactions. In nitric acid dissolves with much effervescence. * * * * * Mineral. Anglesite Formula. [.Pb][...S]. Behavior (1) in glass-bulb. Decrepitates and gives off a small quantity of water. (2) in open tube. -- (3) on charcoal. In the oxidizing flame fuses to a clear bead, which becomes opaque on cooling. In reducing flame is reduced with much ebullition to a metallic bead and incrusts the charcoal around with PbO. (4) in forceps. As the preceding. |
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