Cosmetics Chemistry Pivot Point

  Distilled water with a pH of 7 is considered:

When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered

The scientific study of matter and the physical and chemical changes of of matter is known as

Electrons have which type of electrical charge?

Liposomes, microsponges and hydrogels all fall under what delivery system?

On the pH scale, numbers greater than 7 indicate a(n):

Water (H2O) aqueous is a functional ingredient that is listed first on product labels due to weight concentration.

Ingredients that are designed to dissolve keratin proteins on the surface of the skin are called

pH stands for

Eye gel, serum and neck cream are examples of products used to:

Matter with definite weight and volume but no definite shape is called:

 Ingredients responsible for producing the desired effect are called:

Acids or bases used to alter the desired product pH level are called:

Which of the following ingredients are likely to block or clog the pores and contribute to papules and pustules?

What is formed when two or more non-mixable substances are united with the help of a binder?

What is the number one cause of skin cancer and premature aging?

Masks with the primary purpose of absorbing excess oil tightening refining the pores ,aiding in preventing clogging are

Mixtures of two or more kinds of molecules, having a tendency to separate when left standing, are known as:

Examples of physical sunscreen include:

Examples of non-comedogenic ingredients include all of the following EXCEPT:

To reduce free radicals and protect delicate skin, advise your client to use products that contain

Neutrons have which type of electrical charge?

Carbon, oxygen, hydrogen and nitrogen form the basis of:

  Examples of an emulsion include:

Which of the following terms means the product is less likely to provoke an allergic reaction?

Sunscreen that protects against both UVA and UVB is considered:

Water molecules have two hydrogen atoms and one:

Which of the following cosmetic classifications requires sifting until free of coarse, gritty particles?

  How are ingredients listed on a product label?

Water freezing and becoming ice is an example of what type of change?

Which cosmetic ingredient helps to prevent moisture loss?

There are 118 known elements; those above which element are synthetic?

Atoms have three main parts: protons, neutrons and

Which ingredient listed below is compatible with both water and oil?

The atomic number of a particular element indicates:

Protons have which type of electrical charge?

Functional ingredients are responsible for producing the desired effect.

Mixtures of organic substances and a medicinal agent are:

Which government agency is responsible for regulating cosmetics in the U.S.?

A substance such as an enzyme or AHA, that works in conjunction with other ingredients to remove dead skin cells is

 In what pH range is hair, skin and nails?

 In the process of oxidation, a substance gains an electron, and oxygen is released

All of the following statements about brighteners are true EXCEPT:

  When two hydrogen atoms combine with one oxygen atom, the result is a water molecule, which is a(n):

Solutions that are acidic or alkaline in value can be dissolved in and/or contain:

The chemical symbol for carbon is:

Which type of UV ray is longer penetrating and causes collagen breakdown?

Which of the following conditions is an example of chemical change?

substance that increases concentration of hydrogen ions when placed in water , donates, or releases, H+ ions is a(n):

 A substance that is able to dissolve another substance is called a(n):