Multiple choice

Which of the following mineral forms of titanium dioxide is/are orthorhombic?

  1. Anatase
  2. Brookite
  3. Rutile

  1. Only 1

  2. Only 2

  3. Only 3

  4. Only 1 and 2

  5. Only 1 and 3
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Brookite is the orthorhombic variant of titanium dioxide, TiO2. It occurs in four natural polymorphic forms.

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