Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3779Chemical news office., 1932 |
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Strona 164
... acid and a few drops of ferric chloride . A blue precipitate of ferric ferro- cyanide indicates the presence of ... acetic acid . Fit the flask with a gas delivery tube , and pass any gas evolved in the reaction into a saturated solution ...
... acid and a few drops of ferric chloride . A blue precipitate of ferric ferro- cyanide indicates the presence of ... acetic acid . Fit the flask with a gas delivery tube , and pass any gas evolved in the reaction into a saturated solution ...
Strona 165
... acid with concentrated acetic acid and boil to expel carbon dioxide . Cool the solution and make it alkaline with ammonium hydroxide . Add a solution of calcium nitrate until precipitation is com- plete . Filter , wash the residue with ...
... acid with concentrated acetic acid and boil to expel carbon dioxide . Cool the solution and make it alkaline with ammonium hydroxide . Add a solution of calcium nitrate until precipitation is com- plete . Filter , wash the residue with ...
Strona 166
... acetic acid . Shake , and if the precipitate does not dissolve , fluoride is present . If small crystals adhere to ... acetic acid but is readily soluble in hydrochloric and nitric acids . Lithium phosphate and lithium carbonate are not ...
... acetic acid . Shake , and if the precipitate does not dissolve , fluoride is present . If small crystals adhere to ... acetic acid but is readily soluble in hydrochloric and nitric acids . Lithium phosphate and lithium carbonate are not ...
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Kluczowe wyrazy i wyrażenia
acetic acid acetone add 10 cc added addition alkaline alloys ammonium hydroxide analysis anions annealing arsenate arsenite barium and calcium barium nitrate boiling borate calcium nitrates carbonate Chem Chemical chloride chromate colour complete consisting containing Cool crystals cyanide Detection determine dilute discard dissolve distortion drops effect excess fatigue ferric ferrocyanide Filter filtrate flask fluoride followed formate forms give grams heat Heavy hydrogen hydroxide increase indicates insoluble Institution ions lead Lecture London material Mechanical metals methods minutes mixture moulds nickel obtained oxalate Patent phosphate plant portion potassium precipitate precipitate forms precipitation is complete present produced published reduction removed salts saturated Save Sensitivity Separation September shown silver Slight sodium soluble solution solution containing step studied Sub-Group sufficiently sulphide sulphuric acid tartrate temperature test tube thiocyanate thiosulphate tion various volume Wash the residue white precipitate wire Yellow