Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3779Chemical news office., 1932 |
Z wnętrza książki
Wyniki 1 - 3 z 7
Strona 162
... addition of Zn ++ in an acid solution , and sulphide is removed as zinc sulphide in an alkaline solution . The other ions of group two are then precipit- ated as silver salts in the presence of nitric acid . Group three contains ions ...
... addition of Zn ++ in an acid solution , and sulphide is removed as zinc sulphide in an alkaline solution . The other ions of group two are then precipit- ated as silver salts in the presence of nitric acid . Group three contains ions ...
Strona 170
... addition of of the phenoldisulphonic acid and ammon- ium hydroxide to the solution should be carried out in a large beaker . If the solution is not alkaline after the addition of 15 cc . of ammonium hydroxide , add more , 1 cc . at a ...
... addition of of the phenoldisulphonic acid and ammon- ium hydroxide to the solution should be carried out in a large beaker . If the solution is not alkaline after the addition of 15 cc . of ammonium hydroxide , add more , 1 cc . at a ...
Strona 174
... additions of iron , phosphorus , manganese , and aluminium separately , and of aluminium with nickel , and aluminium ... addition . This retarding influence , which markedly affects grain growth as well as the physical properties , is ...
... additions of iron , phosphorus , manganese , and aluminium separately , and of aluminium with nickel , and aluminium ... addition . This retarding influence , which markedly affects grain growth as well as the physical properties , is ...
Inne wydania - Wyświetl wszystko
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