
Quiz: les équations chimiques
Authored by Terez Lawson
Science
10th Grade
Used 1+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
On fait réagir 17,0 g de nitrate d’argent (AgNO3 ) avec 5,85 g de chlorure de sodium (NaCl).Nous obtenons 8,5 g de nitrate de sodium (NaNO3 ) et un solide blanc. Déterminez la masse du solide obtenu.
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Vrai ou faux? La respiration cellulaire est aussi une réaction d'oxydation.
3.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
Parmi les équations de dissociations suivantes, laquelle est (in)exacte ?
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Pendant une période de sécheresse, la chaleur fait enflammer le bois causant un feu de forêt. De quel type de combustion s'agit-il?
5.
FILL IN THE BLANK QUESTION
30 sec • 2 pts
Balancez l'équation suivante. N'inscrivez que les 3 coefficients (même si c'est 1) avec des virgules. Exemple: 1,2,3
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