Module 1 - Matter and Its Properties

Question 1

Anything that has mass and occupies space.

Answer 1

matter

Question 2

Aside from solid, liquid, and gas, what are the other states of matter?

Answer 2

Bose-Einstein
condensate and neutron degenerate matter

Question 3

What is the summarized particulate nature of matter?

Answer 3

a. Matter is made of tiny particles.
b. There is empty space between the particles.
c. Some forces act between the particles.
d. The particles are in constant motion.

Question 4

This is the fourth state of matter that has the ability to conduct electricity and respond to magnetic fields being an ionized gas.

Answer 4

Plasma

Question 5

State of matter where in atoms are attached to each other.

Answer 5

Solid

Question 6

State of matter where in the atoms and molecules are loosely bonded.

Answer 6

Liquid

Question 7

State of matter where in the atoms and molecules move freely and spread apart from one another.

Answer 7

Gas

Question 8

A feature of matter that does not depend on its chemical makeup.

Answer 8

Physical property

Question 9

Examples of physical properties of matter.

Answer 9

color, density, mass, volume, length,
malleability, melting point, hardness, temperature

Question 10

Characteristic of physical property that does not depend on the system’s size or the amount of material present.

Answer 10

Intensive properties

Question 11

Characteristic of physical property that relies on the quantity of matter in a sample.

Answer 11

Extensive properties

Question 12

Mass, weight, moles, length, area, volume, internal energy, enthalpy, and entropy is an example of what physical property?

Answer 12

Extensive property

Question 13

Boiling point, melting point, specific heat capacity, density, conductivity, temperature, chemical properties, luster, hardness, ductility, malleability is an example of what physical property?

Answer 13

Intensive property

Question 14

These are the attributes that can only be identified or observed when matter transforms into a specific form.

Answer 14

Chemical property

Question 15

A characteristic of chemical property that refers to the capacity of matter to interact with other substances chemically

Answer 15

Reactivity

Question 16

A characteristic of chemical property that refers to the term used to describe the tendency of matter to ignite or burn.

Answer 16

Flammability

Question 17

A characteristic of chemical property that refers to the measure of the potential harm that a chemical substance or a mixture of chemicals can cause to a living organism.

Answer 17

Toxicity

Question 18

A characteristic of chemical property that refers to the capacity of a substance to interact with an acid is a characteristic chemical property

Answer 18

Acidity

Question 19

Composition of matter that contains materials that are made up of only one kind of particle and have a fixed or constant structure

Answer 19

Pure substance

Question 20

Pure substances that consist of only one type of atom.

Answer 20

Elements

Question 21

Each element is characterized by
the number of ______ in the nuclei of their atoms, known as the atomic number.

Answer 21

Protons

Question 22

Elements that compose almost 80% of the elements in the table.

Answer 22

Metals

Question 23

The only metallic element that is liquid at room temperature.

Answer 23

Mercury

Question 24

Elements that are mostly gases or brittle solids

Answer 24

Non-metals

Question 25

The only non-metal that is liquid at room temperature.

Answer 25

Bromine

Question 26

Pure substances of several different atoms in a fixed composition ratio.

Answer 26

Compound

Question 27

Composition of matter that can be separated into two or more substances by physical means.

Answer 27

Mixture

Question 28

A mixture that is also called a solution, has only one phase but may have more than one component within the sample.

Answer 28

Homogeneous mixture

Question 29

A mixture with physically separate parts that can be distinguished from each
other easily. It usually exists in separate phases.

Answer 29

Heterogeneous mixture

Question 30

As of the year 2024, there are ____ confirmed chemical elements.

Answer 30

118

Question 31

Refers to the combining capacity of an element. It can be used to figure out how an element’s atoms will combine with those of other elements.

Answer 31

Valency

Question 32

Also known as a molecular ion, is a group of two or more atoms that are covalently bonded and act as a single unit, carrying a net charge that is not zero.

Answer 32

Polyatomic ion

Question 33

This technique entails manually selecting and separating undesirable materials from desirable ones.

Answer 33

Handpicking

Question 34

This technique separates attached components from a stem or stalk by hitting, pounding, or trashing.

Answer 34

Threshing

Question 35

This process is used to separate mixtures composed of substances of varying sizes. The mixture is sifted through the holes of a sieve.

Answer 35

Sieving

Question 36

A method to separate mixtures, typically a solution composed of a solvent and a soluble solid. the solution is heated until the organic solvent vaporizes, transforming into a gas and predominantly leaving the solid residue behind.

Answer 36

Evaporation

Question 37

A method wherein mixtures with two or more liquid components are vaporized, condensed, and subsequently separated.

Answer 37

Distillation

Question 38

In distillation, which component evaporates first?

Answer 38

Volatile components

Question 39

This method extracts the solid particles from the liquid.

Answer 39

Filtration

Question 41

A procedure where denser contaminants descend to the bottom of the vessel
containing the mixture, usually present in a liquid like water.

Answer 41

Sedimentation

Question 42

The process leverages the differing densities of the particles in the mixture. Used to divide two non-mixing liquids.

Answer 42

Funneling

Question 43

Powerful magnets are typically employed to isolate magnetic components in the mixture.

Answer 43

Magnetic separation