Quines d'aquestes substàncies són pures?
Les reaccions químiques

Quiz
•
Chemistry
•
9th Grade
•
Medium
Albert Pahissa
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Aigua de mar
Or
Oxigen
Llet
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mira aquesta reacció. Els REACTIUS estan a la dreta o l'esquerra de la fletxa?
Esquerra
Dreta
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Els PRODUCTES estan a la dreta o l'esquerra de la fletxa?
Esquerra
Dreta
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per tant, l'aigua és un....
reactiu
producte
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per tant, l'àcid acètic és un....
reactiu
producte
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si un test és correcte, un control positiu sempre ha de donar...
Positiu
Negatiu
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si en un test, el control negatiu dona positiu...
el resultat és negatiu
el resultat és positiu
el test està malament
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