Question

compound is added to impart red colour to glass​

Answer 1

Answer:

SELENIUM can be used to impart red colour to glass .

Answer 2

Impart red color to glass:

Selenium is used to impart red color to glass.

Explanation:

• Selenium, like manganese, can be used in minor concentrations for decolorization of glass, or in greater concentrations to impart a reddish color, produced by selenium nanoparticles distributed in glass.

•  It is a very significant agent to make red and pink glass.

• "Selenium ruby" is a red color produced by the addition of selenium oxide

Hope it helped........