Chemistry

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How is hydrogen obtained?
Obtained by reacting natural gas (methane) with steam OR through the cracking of oil
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What is used to make ammonia? (NH3)
Nitrogen gas & hydrogen gas?
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What are the properties of ammonia?
It has a chocking smell, is a colourless gas & is a weak alkali = very soluble in water
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How is nitrogen obtained?
Obtained by burning hydrogen in air. Air = 80% nitrogen. When hydrogen is burned in the air, oxygen & hydrogen combine leaving nitrogen behind
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Under what conditions will nitrogen & hydrogen react?
1) A high temperature - about 450C 2) A high pressure - about 200 atmospheres 3) An iron catalyst
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Is this reaction reversible?
Yes
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Other cards in this set

Card 2

Front

What is used to make ammonia? (NH3)

Back

Nitrogen gas & hydrogen gas?

Card 3

Front

What are the properties of ammonia?

Back

Preview of the front of card 3

Card 4

Front

How is nitrogen obtained?

Back

Preview of the front of card 4

Card 5

Front

Under what conditions will nitrogen & hydrogen react?

Back

Preview of the front of card 5
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