Chemical Services — Barber Practice Test

This Barber Chemical Services practice set has 55 practice questions based on the official exam materials, each with an instant explanation. You need 70% on the real Barber knowledge test to pass.

Sample questions

Three questions from the Chemical Services bank with the correct answer and an explanation. The practice quiz above draws 30 questions at random from the same bank.

1. In haircolor terminology, what does "level" refer to?

   • The lightness or darkness of a color — Correct answer
   • The warmth or coolness of a color
   • The strength of the peroxide developer
   • How long the color must process

   Explanation: Level describes a color's lightness or darkness, typically measured on a scale of 1 (black) to 10 (lightest blonde).

   Handbook: Chemical Services — Haircolor Level

2. On the standard haircolor level system, which number represents the darkest level?

   • 1 — Correct answer
   • 5
   • 8
   • 10

   Explanation: Level 1 is black, the darkest level on the standard 1–10 haircolor level scale; level 10 is the lightest pale blonde.

   Handbook: Chemical Services — Haircolor Level

3. What term describes the warmth or coolness of a haircolor, such as gold, red, or ash?

   • Tone (hue) — Correct answer
   • Level
   • Intensity
   • Porosity

   Explanation: Tone, also called hue, is the balance of warm and cool color in a shade — for example ash is cool while gold or copper are warm.

   Handbook: Chemical Services — Tone and Hue