Multiple choice

What is the chemical name of the pigment 'Aureolin'?

  1. Sodium tetraphenylborate

  2. Potassium cobaltinitrite

  3. Lithium sulphate

  4. Sodium superoxide

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Potassium cobaltinitrite is also called cobalt yellow and is used in oil and watercolour paintings. It is commonly called 'Aureolin'.