Kahoot Questions Flashcards
The molecular weight of each element is determined by the
Protons and neutrons
When positive and negative ions join they are held together by
Ionic bond
When two different elements are chemically united it is called a
Compound
The smallest particle of a compound that contains all of the chemical properties of that compound is called
Molecule
The unifying concept used to organize elements and their similarities is called the
Periodic law
This is suspension of small particle solids by creating a supporting structure to prevent settling is called
Thickeners
Organic acids extracted from natural sources such as fruits, sugar and milk are called
Hydroxy acids
Ingredients used in cosmetic products to keep them firm yet soft and easy to apply to the skin are called
Fatty acids
What is a common ingredient that is compatible with both water and oil
Emulsifiers
What is used to prevent skin inflammation and damage due to free radicals
Antioxidants
The even dispersion of a solid substance in a liquid base is called
Suspension
A mixture of two or more compounds in which each component is evenly dispersed is called a
Solution
What is a common example ingredient of silicone that makes a product feel soft, especially sunscreen
Dimethicone copolyol
What term refers to the simplest form of chemical matter
Elements
What is the most abundant element found on earth
Oxygen
What is the general composition of air by volume
One part oxygen
Four parts nitrogen
What does ionization create
Two new ions with opposite electrical charges
What color does a base turn red litmus paper
Blue
What is a characteristic of suspensions
Slightly miscible
What is an example of oil and water emulsion
Moisturizer
Are inorganic substances flammable
No
True or false
The atoms of each element are different in structure from the atoms of all other elements
True
True or false
When a substance is oxidized the oxidizer is always reduced
True
True or false
Suspensions contain smaller particles than solutions do
False
True or false
A disadvantage of oil in water emotions is that they will not easily rinse away with water
False
A combination of substances held together by physical ties is a
Mixture
The special type of oil used in nail polish dryers as well as a skin protectant is a
Silicone
What do you call the separating of a substance into ions
Ionization
When making wine the sugar in grapes converts into
Ethyl alcohol
What do you call the liquid used to dissolve a substance when creating a solution
Solvent
A molecule is formed by joining two or more ______ chemically
Atoms
The tale of a surfactant molecule is
Lipophilic
What does lipophilic mean
Oil loving
What substance is used to neutralize acid or raise pH in hair and skin products
Alkanolamins
Temporary mixtures of two kinds of matter are
Suspensions
A substance that acts as a binder to allow oil and water to mix or emulsify are
Surfactants
The smallest particle of an element is the
Atom
What is the name of the type of organic compounds that are substances containing carbon that evaporate very quickly and easily
Volatile
What is created when two or more atoms are joined together chemically
A molecule
Another name for alkalis is
Base
When a substance is combined with oxygen the substance is
Oxidized
A chemical reaction in which oxygen is subtracted from or hydrogen is added to is called
Reduction reaction
Redox is a contraction for
Oxidation reduction
What agent as hydrogen to a chemical compound or subtract oxygen from the compound
A reducing agent
What does hydrophilic mean
Water loving
What is the head of a surfactant molecule
Hydrophilic
Do amino acids break down large molecules
No
What releases a hydrogen ion and is positively charged
Acid
Everything in the universe is made of either
Matter or energy
Everything except light and electricity is a
Chemical
What time do we need to know to understand the pH
Ion
What causes an atom or molecule to split into, creating a pair of ions with opposite charges
Ionization
An ion with a positive electrical charge is
Cation
Substances that have a pH below seven, taste sour and turn litmus paper red are
Acids
What has a pH above seven, tastes bitter and turns litmus paper blue
Alkali or base
Rusting iron and Burningwood are examples of a chemical reaction called
Oxidation
What is the rapid oxidation of a substance producing light and heat
Combustion
What are super oxidizers that caused an oxidation reaction and produce a new free radical in the process
Free radicals
Molecules that contain several carboxyl groups in the same chain are called
Polly hydroxy acid
What cosmetic ingredient helps to prevent moisture loss through evaporation
Emollient
What skin renewing agent was introduced in 1997 as a type of skin regeneration Excelerator
Copper peptides
What ingredients are often used to increase the thickness of cosmetic products and moisturize
Fatty alcohols
What is the smallest particle of a compound that contains all of the chemical properties of that compound
Molecule
