Hydrogen Properties

As the title suggests, this article covers the properties and characteristics of Hydrogen.

CONTENTS

1.1 ATOMIC STRUCTURE..............................................................................................1-1

1.2 PHYSICAL PROPERTIES...........................................................................................1-4

1.2.1 STATE............................................................................................................1-4

1.2.2 ODOR, COLOR AND TASTE...............................................................................1-5

1.2.3 TOXICITY........................................................................................................1-5

1.2.4 DENSITY AND RELATED MEASURES...................................................................1-7

1.2.5 LEAKAGE........................................................................................................1-9

1.3 CHEMICAL PROPERTIES........................................................................................1-12

1.3.1 REACTIVITY...................................................................................................1-12

1.3.2 ENERGY.......................................................................................................1-14

1.3.3 FLAMMABILITY...............................................................................................1-17

1.3.4 HYDROGEN EMBRITTLEMENT..........................................................................1-25

1.4 GAS LAWS...........................................................................................................1-26

1.5 KEY ENGINEERING PARAMETERS AND THEIR MEASUREMENT...................................1-31

1.5.1 PRESSURE....................................................................................................1-31

1.5.2 TEMPERATURE..............................................................................................1-34

1.5.3 VOLUME AND CAPACITY.................................................................................1-36

1.5.4 MASS AND WEIGHT........................................................................................1-38

1.5.5 MASS FLOW..................................................................................................1-39