
Ossidazioni, pH e biomolecole

Quiz
•
Science
•
6th Grade
•
Medium
Giuseppe Screpis
Used 2+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'ossidazione è un processo in cui
uno ione negativo si lega con uno ione positivo
Una sostanza si combina con l'ossigeno
Una sostanza si combina con l'idrogeno
Un acido si lega con una base
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gli acidi sono composti da
Un metallo e ossigeno
Due metalli
Un non metallo legato all'idrogeno o da un non metallo legato all'ossigeno e all'idrogeno
Un metallo e un non metallo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una soluzione con pH 6 è
Fortemente acida
Fortemente basica
Leggermente acida
Leggermente basica
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanti elettroni esterni ha il carbonio?
3
4
5
6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gli idrocarburi da cosa sono formati?
Idrogeno e ossigeno
Carbonio e ossigeno
Carbonio e idrogeno
Zolfo e idrogeno
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le biomolecole principali sono:
Carboidrati e lipidi
Carboidrati, vitamine, lipidi e grassi
Carboidrati, proteine, Lipidi acidi nucleici
Carboidrati, proteine e grassi
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