EASY
Upper Secondary: IGCSE
IMPORTANT
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This is about the manufacture of ammonia. Why is the mixture passed over iron?

Important Questions on Some Non-Metals and their Compounds

EASY
Upper Secondary: IGCSE
IMPORTANT
This is about the manufacture of ammonia. What happens to the unreacted nitrogen and hydrogen?
EASY
Upper Secondary: IGCSE
IMPORTANT
This is about the manufacture of ammonia. In manufacturing ammonia, is the chosen pressure high, low, or moderate? Explain why.
EASY
Upper Secondary: IGCSE
IMPORTANT

Nitrogen and hydrogen are converted to ammonia in the Haber process: N2 (g) + 3H2 (g)  2NH3 (g). Below is the energy level diagram for the reaction.

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What does this diagram tell you?

EASY
Upper Secondary: IGCSE
IMPORTANT

Nitrogen and hydrogen are converted to ammonia in the Haber process: N2g+3H2g  2NH3g. Below is the energy level diagram for the reaction.

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Explain why high temperatures are not used in the manufacture of ammonia.

EASY
Upper Secondary: IGCSE
IMPORTANT

Nitrogen and hydrogen are converted to ammonia in the Haber process: N2(g)+3H2(g)2NH3(g). Below is the energy level diagram for the reaction.

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The reaction is reversible, and reaches equilibrium. Explain very clearly what the two terms in italics mean.

EASY
Upper Secondary: IGCSE
IMPORTANT

Nitrogen and hydrogen are converted to ammonia in the Haber process: N2 (g) + 3H2 (g)  2NH3 (g). Below is the energy level diagram for the reaction.

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What effect does a catalyst have on an equilibrium reaction?

EASY
Upper Secondary: IGCSE
IMPORTANT

Nitrogen and hydrogen are converted to ammonia in the Haber process: N2g+3H2g2NH3g. Below is the energy level diagram for the reaction.

Question Image

Which catalyst is used in the Haber's process?

EASY
Upper Secondary: IGCSE
IMPORTANT

Nitrogen and hydrogen are converted to ammonia in the Haber process: N2 (g) + 3H2 (g)  2NH3 (g). Below is the energy level diagram for the reaction.

Question Image

What effect does this catalyst have on the % yield of ammonia?