Quiz
Energy change Quiz
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Fragen in diesem Quiz (6)
1Exothermic reactions transfer heat energy to the surroundings.
- ARichtig
- BFalsch
2In endothermic reactions, the energy of the products [blank_start]greater[blank_end] than that of the reactants.
- Agreater
3What type of reaction is this?
- AEndothermic
- BExothermic
- CNeither
- DBoth
4The [blank_start]activation energy[blank_end] is the energy needed for the reaction to occur.
- Aactivation energy
5Ammonia is made by the combination of nitrogen gas and hydrogen gas according to the following equation:
\(N_2 + 3H_2 \rightarrow 2NH_3\)
Is the reaction exothermic or endothermic?
Some bond energy figures which may be useful in your calculations:
\[N\equiv N = 944kJ\]
\[H-H = 436kJ\]
\[N-H = 388kJ\]- AExothermic
- BEndothermic
6Which of the following is not an exothermic reaction?
- ANeutralisation
- BPrecipitation
- CPhotosynthesis
- DDisplacement
- ECombustion
Informationen
- Beschreibung
- Der Nutzer hat seine Fachbereichs-Information gelöscht. Quiz am Energy change Quiz, erstellt von Gelöschter Nutzer am 24/07/2017.
- Autor
- Gelöschter Nutzer
- Sprache
- English
- Aufrufe
- 11
- Schlagwörter
- Bewertung
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