Which of the following substance is responsible for the bluish-green colour of glass?
Ferric compound
Cobalt compound
Calcium carbonate
Chromium compound
Glass is usually colourless. Ferric compounds impart bluish-green colour to glass.
Which of the following substance is responsible for the yellow colour of glass?
Which is the pigment responsible for the green colour of plants?
________ is the pigment which is responsible for the green colour of plants.