Terminoly Pt 2

Question 0

Upper explosive level (UEL)

Answer 0

“Too rich to burn”

Question 1

Lower explosive limit (LEL)

Answer 1

“Too lean to burn”

Question 2

Half life

Answer 2

Substance undergoing decay decreased by half

Question 3

Halogenated hydrocarbons

Answer 3

Aromatic hydrocarbons, hydrogen molecules substituted by halogen group

Question 4

Ignition

Answer 4

Material will self-ignite and sustain cubstion in air

Question 5

Inhibitor

Answer 5

Control chemical reaction with other products

Question 6

Instability

Answer 6

Decompose spontaneously, polymerize or self react. “Unstable”

Question 7

Ionic or covalent compounds

Answer 7

Sharing or transfer of electrons

Question 8

Irritants

Answer 8

Respiratory distress/copious tearing that incapacitates victims

Question 9

Maximum safe storage temperature (MSST)

Answer 9

Max temperature organic peroxide (5) can be stored

Question 10

Melting point

Answer 10

Solid becomes a liquid

Question 11

Freezing point

Answer 11

Liquid converts to solids

Question 12

Miscibility

Answer 12

To more liquid to for uniform blend. “Solubility”

Question 13

Nerve agent

Answer 13

Interferes with central nervous system

Question 14

Organic

Answer 14

Includes all other compounds of carbon

Question 15

Inorganic

Answer 15

Lacks carbon chains

Question 16

Oxidation potential

Answer 16

Combining anything with oxygen or yielding oxygen which presents greater hazard

Question 17

Persistence

Answer 17

Chemical ability to remain in an environment

Question 18

PH

Answer 18

Numerical measure of hydrogen concentration related to acidity or alkalinity

Question 19

Physical state

Answer 19

Form of material at ambient temperature (ex: Fire on stove)

Question 20

Physical change

Answer 20

Objects undergo change which doesn’t effect chemical properties