Assertion: IUPAC name of ${\displaystyle K_3\left[Fe{\left(CN\right)}_6\right]}$ is potassium hexacyanoferrate (II)
Reason: ${\displaystyle K_3\left[Fe{\left(CN\right)}_6\right]}$ is commonly called potassium ferricyanide?

Given:

Assertion: IUPAC name of ${\displaystyle K_3\left[Fe{\left(CN\right)}_6\right]}$ is potassium hexacyanoferrate (II)
Reason: ${\displaystyle K_3\left[Fe{\left(CN\right)}_6\right]}$ is commonly called potassium ferricyanide

Explanation:

Potassium Hexacyanoferrate (III) is a chemical compound that is also known as potassium ferricyanide.