Q. F-centers in crystals are responsible for:

क्रिस्टल में एफ-केंद्र इसके लिए जिम्मेदार हैं:

A
Increased electrical conductivity
विद्युत चालकता में वृद्धि
B
Color in crystals
क्रिस्टल में रंग
C
Decreased density
घनत्व में कमी
D
Increased brittleness
बढ़ी हुई भंगुरता

Explanation

F-centers are anionic vacancies occupied by electrons.
These electrons absorb certain wavelengths of light, giving crystals distinctive colors.

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