NO2

Nitrogen dioxide

General

Molecular formula

NO2

Main hazard

Highly toxic (T+)

Appearance

Brown gas

Molar mass

46,0055 g/mol

Properties

Density

3,4 g/L (heavier than air)

Solubility in water

reacts

Melting point

-11,2 C (261,95 K)

Boiling point

21,1 C (293,25 K)

Health

4 – Deadly

3 – Extreme danger

2 – Hazardous

1 – Slightly hazardous

0 – Normal materials

Fire

4 – Very Flammable

3 – Readily Ignitable

2 – Ignited with heat

1 – Combustible

0 – Will not burn

Reactivity

4 – May detonate

3 – Shock & heat may detonate

2 – Violent chemical change

1 – Unstable if heated

0 – Stable

Specific Hazard

OXE - Oxidizer

ACID - Acid

ALK - Alkali

COR - Corrosive

W – Use no water