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NEET
Exam
NEET
Subject
Chemistry
Chapter
General Principles and Processes of Isolation of Metals

NEET · Chemistry · General Principles and Processes of Isolation of Metals

Which compound forms the basis for many gemstones like rubies and...

Which compound forms the basis for many gemstones like rubies and sapphires?

Options

  1. AFe2O3
  2. BAl2O3
  3. CCO2
  4. DSiO2

Correct answer

B. Al2O3

Step-by-step solution

Many gemstones are impure forms of aluminum oxide, denoted as Al2O3.
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