Chemistry- Definitions

Question 1

Mass

Answer 1

Density x volume

Question 2

Density

Answer 2

Mass / volume

Question 3

Volume

Answer 3

Mass/density

Question 4

Electron

Answer 4

Identifies weather or not you have neutral ion and or atom.

Question 5

Neutron

Answer 5

Identifies the isotope of the atom.

Question 6

Proton

Answer 6

Identifies the element.

Question 7

Isotope

Answer 7

Atoms with the same number of protrons but different neutrons.

Question 8

Melting

Answer 8

A solid changes to a liquid when cooled.

Question 9

Vaporization

Answer 9

A liquid changes to a gas when heated.

Question 10

Condensation

Answer 10

A gas changes to a liquid when cooled.

Question 11

Freezing

Answer 11

A liquid changes to a solid when cooled.

Question 12

Sublimation

Answer 12

A solid becomes a gas when heated, or a gas becomes a solid when cooled, with out passing through the liquid state.

Question 13

Boiling Point

Answer 13

The temperature when a liquid begins to boil.

Question 14

Brittleness

Answer 14

Ability of an object to break apart or shatter easily.

Question 15

Clarity

Answer 15

Either transparent, translucent, or opaque.

Question 16

Colour

Answer 16

E.g. red, blue, yellow.

Question 17

Density

Answer 17

Amount of mass per unit of volume of that matter.

Question 18

Ductility

Answer 18

Ability to be stretched to a long wire like shape.

Question 19

Hardness

Answer 19

Determined by the resistance of being scratched.

Question 20

Malleability

Answer 20

Ability of a substance to be hammered or bent into different shapes.

Question 21

Luster

Answer 21

Ability of an object to reflect light.

Question 22

Melting Point

Answer 22

The temperature at which a solid melts.

Question 23

Odur

Answer 23

E.g. burnt, flowery, putrid.

Question 24

Solubility

Answer 24

Ability of a substance to dissolve in a solvent such as water.

Question 25

State of Matter

Answer 25

Condition of being a solid, liquid, or gas.

Question 26

Taste

Answer 26

E.g. sweet, bitter, salty.

Question 27

Texture

Answer 27

The "feel" of an object.

Question 28

Viscosity

Answer 28

The resistance of a flow of liquid.

Question 29

Mass

Answer 29

The amount of matter in an object.

Question 30

Weight

Answer 30

Amount of gravitational pull on an object.

Question 31

Volume

Answer 31

The amount of space an object takes up.

Question 32

Conductivity

Answer 32

The ability to transfer heat and or electricity through it.