A Manual of Qualitative Chemical Analysis |
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Page 8
... oxide ( CrО ̧ ) . The accounts of its action on hydrochloric acid vary . Chromium is a greyish - white metal , very brittle , and requir- ing the heat of the most powerful furnace for fusion . Its den- sity is 8.9 . It appears to become ...
... oxide ( CrО ̧ ) . The accounts of its action on hydrochloric acid vary . Chromium is a greyish - white metal , very brittle , and requir- ing the heat of the most powerful furnace for fusion . Its den- sity is 8.9 . It appears to become ...
Page 9
... oxide , which protects the metal beneath . If heated in the air it burns with a greenish light , forming the oxide Zn , O. It decomposes hydrochloric acid readily . Its lustre is bluish white . It melts at 412 ° C. , and volatilizes at ...
... oxide , which protects the metal beneath . If heated in the air it burns with a greenish light , forming the oxide Zn , O. It decomposes hydrochloric acid readily . Its lustre is bluish white . It melts at 412 ° C. , and volatilizes at ...
Page 10
... oxide or tarnish ; so comparatively slight indeed is their affinity for oxygen , that the oxides of many of them are decomposed by heat alone into metal and oxygen . As a class also they exert no action upon water or hydrochloric acid ...
... oxide or tarnish ; so comparatively slight indeed is their affinity for oxygen , that the oxides of many of them are decomposed by heat alone into metal and oxygen . As a class also they exert no action upon water or hydrochloric acid ...
Page 11
... oxide ( Hg , O ) , which is again resolved into its constituents at a higher degree of heat . Hydrochloric acid is not decomposed by this metal . The great peculiarity of mercury is its liquidity at common temperatures ; at - 40 ° C ...
... oxide ( Hg , O ) , which is again resolved into its constituents at a higher degree of heat . Hydrochloric acid is not decomposed by this metal . The great peculiarity of mercury is its liquidity at common temperatures ; at - 40 ° C ...
Page 12
... oxide ( Bi , 0 ) , which is not decomposed by heat . Hydrochloric acid acts upon it very slowly . Bismuth is of a reddish - white colour , rather brittle ; it melts at 247 ° C. , and can be distilled at a very high temperature . Its ...
... oxide ( Bi , 0 ) , which is not decomposed by heat . Hydrochloric acid acts upon it very slowly . Bismuth is of a reddish - white colour , rather brittle ; it melts at 247 ° C. , and can be distilled at a very high temperature . Its ...
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MANUAL OF QUALITATIVE CHEMICAL A. Beauchamp Northcote,A. H. (Arthur Harry) 1865-1937 Church No preview available - 2016 |
Common terms and phrases
acetic acid-radical action added addition alcohol alkaline ammonium salts anhydride antimony appear arsenic barium basic becomes bismuth blowpipe blue bodies boiling bromine brown calcium carbonate characteristic charcoal chemical chloride chromate cobalt cold colour combinations composition compound concentrated constitution containing converted copper crystalline crystals cupric cyanide decomposed decomposition dilute dissolves easily elements employed excess exist ferric ferrocyanide flame formation formula fused give green heated hydrate of ammonium hydrate of potassium hydrochloric acid hydrogen hydrosulphuric acid impart insoluble in water insoluble salts iodide iron known latter lead salts liquid magnesium MERCUROUS SALT metal mixed neutral nitrate nitric acid obtained occurs ordinary oxalic oxide oxygen passing phosphate platinum powder prepared present produced properties quantity radical reactions readily reagents recognized reducing resemblance separation silver sodium soluble solution subdivision substance sulphate sulphide sulphuric acid temperature tests volatile white precipitate yellow yield zinc
Popular passages
Page 428 - Nearly six hundred families are noticed in this work, and besides the several descriptions of fish. fishing-nets. and boats. are included also mermaids, tritons, and shell-fish. Nearly seventy ancient seals are described, and upwards of twenty subjects in stained glass.
Page 427 - Eggs in this edition are from different specimens to those figured in the previous editions. Systematic Catalogue of the Eggs of British Birds, arranged with a View to supersede the use of Labels for Eggs. By the Rev. SC MALAN, MA, MAS On writing-paper. 8vo, 8s. 6d.