1T1C7 - Conversion de l’énergie stockée dans la matière orga

Quiz
•
Chemistry
•
1st - 12th Grade
•
Medium
Charlotte Baranger
Used 3+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'unité de l'énergie dans le système international est :
le Volt (V)
Le Joule (J)
La calorie (cal)
Le Watt (W)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lors d'une transformation endothermique, le système chimique étudié :
Reçoit de l'énergie
Cède de l'énergie
N'échange pas d'énergie avec le milieu extérieur
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lors d'une transformation chimique :
il y a conservation du nombre d'atomes
il y a conservation du nombre de molécules
les lois de Soddy s'appliquent
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La combustion est une transformation :
Exothermique
Endothermique
Aucune des deux propositions
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La demi-équation électronique du couple oxydant réducteur / est :
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