EDMG240 Quiz 4

EDMG240 Quiz 4
1. ________is the loss of an electron by one reactant and ________is the gaining of electrons by another.
2. In making homemade explosives, aluminum oxide shavings are often mixed with ammonium nitrate – fuel oil (ANFO) explosive. What effect would this

have on this explosive?
3. Halogens are toxic and oxidizers. Why are halogens (F2, Cl2, Br2, I2, etc) called oxidizers?
4. Organic peroxides can self-react and combine to form unstable molecules. This type of self-reaction is called.
A.precipitation
B.sublimation
C.hybridization
D.polymerization
9. What does DOT 5.2 Type C mean?

10. Match the follow abbreviated term below with it’s definition from (A-G).

A. The airborne concentration of which 50% of the tested population died from an introduction of this chemical.
B. The maximum concentration limit averaged over a 15 min period to which healthy adults can be exposed safely. This limit should not occur more

than 4 times a day, and 60 min between exposures.
C. The maximum concentration averaged over 8 hrs to which 95% of health adults can be repeatedly explosed for 8h/day 40h/week.
D. The concentration that should not be exceeded during any part of the workday.
E. The maximum concentration of a chemical that healthy adult can be exposed for up to 15 min and escape without irreversible health effects.
F. The dose by ingestion or absorption (liquid/solid) in which 50% of the tested population died from an introduction of this chemical.
G. Time-weighted average concentration limit over a 8 hr day and 40 hr work week, to which all workers can be exposed without adverse effect and

without protection equipment.

——————————————————————————–

1. TLV-TWA
2. TLV-STEL
3. LC50
4. LD50
5. IDLH
6. TLV-C
7. PEL
12. The airborne concentration unit ppm is for
A.gases
B.liquids
C.solids
D.liquids and solids only
E.gases, liquids and solids
13. The airborne concentration unit mg/m3 is for

A.gases
B.liquids
C.solids
D.liquids and solids only
E.gases, liquids and solids

WE ACCEPT