Isolating Nitrogen from Air

Froggy Jumps

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N2 extraction methods

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lucy

Kenya

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Isolating Nitrogen from Air


Froggy Jumps Isolating Nitrogen from AirVersion en ligne N2 extraction methods par lucy 1 Which process is most commonly used to isolate nitrogen from air on an industrial scale? a Electrolysis of nitrogen gas b Fractional distillation of liquefied air c Liquid–liquid extraction of air components 2 What is the key property used to separate nitrogen from oxygen during liquefied air distillation? a Different boiling points b Different viscosities c Different densities 3 At approximately what temperature does liquid air separate into nitrogen and oxygen? a Around -196 °C b Around -100 °C c Around -150 °C 4 Which component of air is collected out first? a Argon b Nitrogen (boiling point lower) c Oxygen 5 Name a alternative modern method besides fractional distillation to produce nitrogen from air. a Electrolysis b Pressure swing adsorption (PSA) c Chromatography 6 What is the approximate composition of nitrogen in dry air by volume? a About 50% b About 78% c About 21% 7 Which gas is more easily separated first when cooling air, due to its higher boiling point? a Helium b Oxygen c Carbon dioxide 8 What is the main legacy method for obtaining high-purity nitrogen historically? a Fractional distillation of liquid air b Catalytic decomposition of oxygen c Direct compression of air 9 Which property of nitrogen makes it the primary target for industrial isolation from air? a It forms a liquid under standard conditions b It is highly reactive c It is the major component of air (~78%)

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Isolating Nitrogen from Air

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Isolating Nitrogen from AirVersion en ligne

par lucy

Which process is most commonly used to isolate nitrogen from air on an industrial scale?

What is the key property used to separate nitrogen from oxygen during liquefied air distillation?

At approximately what temperature does liquid air separate into nitrogen and oxygen?

Which component of air is collected out first?

Name a alternative modern method besides fractional distillation to produce nitrogen from air.

What is the approximate composition of nitrogen in dry air by volume?

Which gas is more easily separated first when cooling air, due to its higher boiling point?

What is the main legacy method for obtaining high-purity nitrogen historically?

Which property of nitrogen makes it the primary target for industrial isolation from air?