Chemistry · Glass and Ceramics
Which substance is commonly added to the glass melt to produce a deep blue color?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cobalt II oxide✓
- 2Manganese IV oxide
- 3Chromium III oxide
- 4Iron III oxide
Correct answer
Cobalt II oxide
Explanation
सही उत्तर:
- (D) कोबाल्ट II ऑक्साइड
मुख्य बिंदु और स्पष्टीकरण:
कांच को गहरा नीला रंग प्रदान करने के लिए कोबाल्ट II ऑक्साइड सबसे प्रभावी एजेंट है।
यह यौगिक बहुत प्रबल रंगक होता है, इसलिए इसकी बेहद कम मात्रा ही कांच को गहरा नीला रंग देने के लिए पर्याप्त होती है।
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