Search any question & find its solution
Question:
Answered & Verified by Expert
What are the components of gemstones like ruby and sapphire?
Options:
Solution:
2936 Upvotes
Verified Answer
The correct answer is:
Cr and Co
Gems like 'ruby' have chromium (Cr) as an impurity, while 'sapphire' contains cobalt (Co) as an impurity.
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.