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WorksheetsChemistry in Haircolor Test
Total questions: 25
Worksheet time: 13mins
_______ is anything that occupies space.
Element
Matter
Atoms
Compound
the basic form of matter
Elements
Atom
Molecule
Compound
How many known elements are there?
90
65
118
208
What are the 5 Elements that make up our hair strand?
Carbon, Oxygen, Hydrogen, Nitrogen, Sulfur
Carbon, Oxygen, Hydrogen, Nitrogen, Phosphorus
Carbon, Oxygen, Hydrogen, Nitrogen, Calcium
Carbon, Oxygen, Hydrogen, Nitrogen, Iron
What is the basic unit of matter?
Element
Matter
Atom
Compound
When 2 or more atoms get together, we make a _______
Element
Molecule
Atom
Matter
What Molecule has 2 or more of the same type of atom? Example.. O2
Elemental
Matter
Compound
Solid
What Molecule has 2 or more of the different types of atoms? Example H2O2
Elemental
Matter
Compound
Solid
Matter comes in 3 states
Cream, liquid, gas
Ice, Solid, gas
Solid, Liquid, gas
Solid, Cream, gas
A ________ Change occurs when there is a change in the physical appearance without chemicals.
Physical Change
Chemical Change
Nuclear Change
Biological Change
A ________ change occurs when there is a change in the appearance with the use of chemicals.
Chemical change
Physical change
Mechanical change
Biological change
What elements primarily make up a hair strand according to the acronym COHNS?
Calcium, Oxygen, Helium, Nitrogen, Sodium
Carbon, Oxygen, Hydrogen, Nitrogen, Sulfur
Copper, Oxygen, Hydrogen, Neon, Silicon
Chlorine, Oxygen, Helium, Nitrogen, Sulfur
Which of the following is a common color product used in hair treatments?
Sodium chloride (NaCl)
Ammonia (NH3)
Carbon dioxide (CO2)
Methane (CH4)
What is the chemical formula for hydrogen peroxide, a common color product?
H2O
H2O2
H2SO4
HCl
What is the backbone of all organic molecules, including the proteins that make up hair?
Hydrogen
Oxygen
Carbon
Nitrogen
What does carbon provide to the hair strand?
Flexibility and color
Strength and stability
Moisture and shine
Elasticity and growth
What is the role of sulfur in the formation of disulfide bonds?
It breaks down disulfide bonds.
It forms hydrogen bonds.
It is crucial for the formation of disulfide bonds.
It dissolves disulfide bonds.
What are the three main parts of the hair shaft?
Cuticle, Cortex, Medulla
Epidermis, Dermis, Hypodermis
Follicle, Root, Shaft
Keratin, Melanin, Sebum
What is the role of ammonia (NH₃) in hair coloring?
It adds color to the hair.
It opens the hair's cuticle for color molecules to enter.
It acts as a conditioner.
It removes color from the hair.
What is the role of hydrogen peroxide (H2O2) in hair coloring?
It acts as a reducing agent.
It adds color to the hair.
It is an oxidizing agent that lightens hair by breaking down melanin.
It strengthens hair follicles.
Which property of hair refers to the thickness or thinness of individual hair strands? Fine, Medium or Coarse
Density
Texture
Elasticity
Porosity
What refers to the number of hair strands per square inch of the scalp? Thin, Medium & Thick
Density
Texture
Elasticity
Porosity
What does porosity refer to in hair?
The hair's ability to absorb moisture and color
The hair's strength and elasticity
The hair's thickness and volume
The hair's growth rate
What type of hair bond is damaged by bleach and chemical treatments?
Salt bonds
Hydrogen bonds
Disulfide bonds
Ionic bonds
How does high porosity affect hair?
It makes the hair resistant to color
Cuticle is open allowing color molecules to penetrate easily... damaged hair
Cuticle is slightly raised It causes the hair to process with no difficulty
It results in a tightly closed cuticle making it harder for color to enter.... resistant hair
