Ammoniak

Ammoniak

12th Grade

6 Qs

quiz-placeholder

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Ammoniak

Ammoniak

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Medium

Created by

Emma 2019d

Used 1+ times

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Indsæt symbolerne for tilstandformerne i følgende reaktion:

N2 (G) + 3H2 (l) -> 2NH3 (aq)

N2 (l) + 3H2 (l) -> 2NH3 (aq)

N2 (G) + 3H2 (G) -> 2NH3 (G)

N2 (S) + 3H2 (l) -> 2NH3 (G)

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Hvilke af følgende forhold udnyttes under fremstilling af ammoniak?

Relativ lav temperatur

Heterogen katalyse

Lavt tryk

Højt tryk

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hvilket af følgene trin forløber langsomst?

N2 + * <--> N2 *

N2* + * <--> 2N*

H2 + 2 * <--> 2H*

NH3* <--> NH3 + *

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hvilket engelsk ord anvendes for det sted på en katalysators overflade, som i reaktionsskemaerne markeres med en asterisk?

Site

Side

Sike

Sile

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

I 1917 var Tysklands produktion af ammoniak ved den såkaldte Haber-Bosch proces 60.000 t. Hvad blev der stort set alt anvendt til fremstilling af?

Blyanter

Porcelæn

Køleskab

Sprængstof

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ammoniaksyntesen er den enestående triumf i kampen mod sult. Hvad er det, der i den forbindelse fremstilles ud fra ammoniak?

Dåsemad

Plasik

Kunstgødning

Tallerkner

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