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chimie

Authored by Emeline Aub

Chemistry

9th Grade

Used 16+ times

chimie
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quel ion est responsable de l'acidité ?

OH-

H2O

H3O+

H2O2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quel est le symbole du potentiel hydrogène ?

Hp

pH

Kg

3.

OPEN ENDED QUESTION

3 mins • 1 pt

Qu'est-ce qu'un cation ?

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4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Un butane est composé de ...... atomes de carbones.

5.

DRAW QUESTION

3 mins • 1 pt

Dessiner un propane en formule semi-développée.

Media Image

6.

MULTIPLE SELECT QUESTION

45 sec • 2 pts

Quel est le pH du cuir chevelu ?

4.5

5.5

6.5

7.5

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Parmi les pH suivants, lequel(s) est ou sont acide(s) ?

3

7

13

1

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