Ammonia Flashcards
1
Q
ammonia mian properties
A
Gas
Colourless
Lighter than air
Pungent aroma
2
Q
ammonia hazards
A
V. Toxic fatal if inhaled
V. dangerous to aquatic environment
corrosive
In a fire creates hydrogen so flammable
contact burns eyes and skin
liquified gas boiling point -20 degrees C
compressed gas cylinder in a fire explosion
3
Q
ammonia reactions
A
- chemically stable
- reacts in fire to create hydrogen combustable
- Ammonia will combine with mercury to form a fulminate which is an unstable explosive compound
- does not combust itself
4
Q
firefighting
A
BA GTS Thermal gloves avoid contact cool heated containers stop leak small spill cosider evac/ stay indoors windows shut large spill contain gas will disperse DO NOT allow in water course fine spray, fog,CO2, Powder Pulmonary oedema may occur 48hrs later MDT
5
Q
Fomula
A
NH3
6
Q
uses of ammonia
A
fertilizer, cleaner ( glass cleaner ) refrigeration.
7
Q
chemical formula for producing Ammonia
A
nitrogen + hydrogen Equilibrium symbol ammonia
N2 + 3H2 Equilibrium symbol 2NH3
