Barbering Chemistry — Barber Practice Test
30 questions in this topic · 30 drawn at random this round
Which type of emulsion consists of tiny droplets of water dispersed in oil and tends to feel heavier and more occlusive, such as some cold creams?
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This Barber Barbering Chemistry practice set has 30 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 Barbering Chemistry bank with the correct answer and an explanation. The practice quiz above draws 30 questions at random from the same bank.
Which of the following is one of the three basic physical states of matter?
- Liquid — Correct answer
- Element
- Mixture
- Compound
Explanation: Matter exists in three physical states: solid, liquid, and gas. Elements, mixtures, and compounds describe how matter is composed, not its physical state.
Handbook: Barbering Chemistry — States of Matter
What is the simplest form of matter, which cannot be broken down into a simpler substance by ordinary chemical means?
- An element — Correct answer
- A compound
- A solution
- An emulsion
Explanation: An element is the most basic form of matter (such as hydrogen or oxygen). It cannot be broken down into a simpler substance by ordinary chemical methods.
Handbook: Barbering Chemistry — Elements
What term describes a chemical combination of two or more elements united in fixed proportions, such as water (H2O)?
- Compound — Correct answer
- Mixture
- Suspension
- Element
Explanation: A compound is a substance formed when two or more elements combine chemically in fixed proportions, forming a new substance with new properties — for example, hydrogen and oxygen combining to form water.
Handbook: Barbering Chemistry — Compounds