Question

physical features of dysprosium about colors

Answer 1

 · Dysprosium is a rare earth element that has a metallic, bright silver luster. It is soft enough to be cut with a knife, and can be machined without sparking if overheating is avoided. Dysprosium's physical characteristics can be greatly affected by even small amounts of impurities.

Answer 2

Dysprosium is bright silver in color. As a salt it is greenish yellow. It is relatively stable at room temprature but tarnishes in moist air.
It is soft and can be cut with knife