On what factor do the reflective index depends?

1.	On what factor do the reflective index depends?
Answer» Happy Birthday Deepika ji Welcome... Oo sorry bro... Jo bhi Ho aap.. Thanks for ur answer.. No its not that.. Bees king is khusboo.. Thanks Who is this Khusboo.. Thanks khusboo I think it is refractive index... Refractive index of any medium depends on refractive index of the surroundings,optical density, wavelength of the light and temperature etc. Optical density,,, wavelength of the light,, and temperature.. Plz help me guys.... Plz.. ??

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