...remaining. According to this view it is to be expected that any precipitate capable of removing the thorium completely from its solution should yield...active residues similar to those obtained from ammonia. No such case has however been observed. For example, when thorium nitrate is precipitated by sodium...

...residues similar to those obtained from ammonia. This was however disproved by experiment ; for example, when thorium nitrate is precipitated by sodium or...from the filtrate after evaporation and ignition is practically free from activity, while the precipitated thorium carbonate retains the normal amount....

...finally on the residue remaining. This view, however, can be shown to be quite untenable, for upon it any precipitate capable of removing thorium completely...ammonium carbonate, the residue from the filtrate by evaporation and ignition is free from activity, and the thorium carbonate possesses the normal value...

...residues similar to those obtained from ammonia. This was however disproved by experiment ; for example, when thorium nitrate is precipitated by sodium or...from the filtrate after evaporation and ignition is practically free from activity, while the precipitated thorium carbonate retains the normal amount....

...remaining. According to this view it is to be expected that any precipitate capable of removing the thorium completely from its solution should yield...active residues similar to those obtained from ammonia. No such case has, however, been observed. For example, when thorium nitrate is precipitated by sodium...