Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3779Chemical news office., 1932 |
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Strona 164
... residue in ( 3 ) . Detection of Anions of First Sub - Group . 3. Detection of Ferrocyanide . To 5 cc . of the ... Wash the residue with small portions of water , discarding all except the first wash- ing , which is added to the filtrate ...
... residue in ( 3 ) . Detection of Anions of First Sub - Group . 3. Detection of Ferrocyanide . To 5 cc . of the ... Wash the residue with small portions of water , discarding all except the first wash- ing , which is added to the filtrate ...
Strona 165
... wash the residue with water , and add the first washing to the filtrate . The residue contains calcium oxalate and calcium fluoride ; if tartrate is present , it also will be precipitated . The filtrate con- tains calcium chromate and ...
... wash the residue with water , and add the first washing to the filtrate . The residue contains calcium oxalate and calcium fluoride ; if tartrate is present , it also will be precipitated . The filtrate con- tains calcium chromate and ...
Strona 167
... Wash the residue with a solution of ammonium nitrate ( 1 g . of ammonium nitrate in 50 cc . of water ) and discard all except the first washing , which is added to the filtrate . Save the filtrate for ( 3 ) . 2. Detection of ...
... Wash the residue with a solution of ammonium nitrate ( 1 g . of ammonium nitrate in 50 cc . of water ) and discard all except the first washing , which is added to the filtrate . Save the filtrate for ( 3 ) . 2. Detection of ...
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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