Chapter 10-Basics of Chemistry

Question 1

The science that deals with the composition, structures, and properties of matter and how matter changes under different conditions is known as…

Answer 1

Chemistry

Question 2

The study of substances that contain carbon is referred to as…

Answer 2

Organic Chemistry

Question 3

Products manufactured from natural gas, oil, plant, or animal remains is considered to be…

Answer 3

Organic

Question 4

Metals, Minerals, water, and air are examples of…

Answer 4

Inorganic Substances

Question 5

Inorganic Chemistry is the science that deal with compounds lacking…

Answer 5

Carbon

Question 6

Any substance that occupies space and has mass can be considered to be…

Answer 6

Matter

Question 7

A basic substance that cannot be broken down into simpler substances without loss of identity is called…

Answer 7

an element

Question 8

Substances that cannot be divided into simpler substances by ordinary chemical means are…

Answer 8

Atoms

Question 9

The smallest particle of an element is an…

Answer 9

Atom

Question 10

Chemically joining two or more atoms forms a…

Answer 10

Molecule

Question 11

Chemical combinations of two or more atoms of different elements form…

Answer 11

A compound

Question 12

Normal matter exists in three different physical states, which are solid, gas, and…

Answer 12

Liquid

Question 13

Characteristics that do not involve chemically changing a substance are…

Answer 13

Physical properties

Question 14

A change in a substance’s chemical composition is a…

Answer 14

Chemical Change

Question 15

Matter that is not mixed with substances of different chemical compositions is a…

Answer 15

Pure Substance

Question 16

Physical Mixtures containing two or more different substances are…

Answer 16

Solutions, Suspensions, and Emulsions

Question 17

A blended mixture of two or more liquids or a solid dissolved in a liqiud is a…

Answer 17

Solution

Question 18

A substance that dissolves another substance with no change in chemical composition is a…

Answer 18

Solvent

Question 19

Miscible liquids are liquids that can be…

Answer 19

Mixed into stable solutions

Question 20

Liquids that are not capable of being mixed into stable solutions are…

Answer 20

Immiscible

Question 21

A product that does not separate when standing and contains particles is considered to be…

Answer 21

A solution

Question 22

Solutions that contain undissolved particles that are visible to the naked eye are known as…

Answer 22

Suspensions

Question 23

A mixture of two or more immiscible substances united with the aid of a binder is known as an…

Answer 23

Emulsion

Question 24

A substance that acts as a bridge to allow oil and water to mix or emulsify is a…

Answer 24

Surfactant

Question 25

The water-loving head of a surfactant molecule is...

Answer 25

Hydrophilic

Question 26

Ammonium Hydroxide and Ammonium Thioglycolate are examples of products used to...

Answer 26

Raise the pH of hair

Question 27

An atom or molecule that carries an electric charge is an...

Answer 27

Ion

Question 28

Acids owe their chemical reactivity to the...

Answer 28

Hydrogen Ion

Question 29

Chemical reactions that produce heat are called...

Answer 29

Exothermic

Question 30

The chemical reaction that combines an element or compound with oxygen to produce an oxide is...

Answer 30

Oxidation

Question 31

The rapid oxidation of any substance accompanied by heat or light is...

Answer 31

Combustion

Question 32

When oxygen is subtracted from a substance, the chemical reaction is called...

Answer 32

Reduction

Question 33

A substance that has a pH above 7.0 is considered to be an...

Answer 33

Alkali Solution

Question 34

A sweet, colorless, oily substance used as a moisturizing ingredient in cosmetic products is...

Answer 34

Glycerin

Question 35

The chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized is...

Answer 35

Redox