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Groupements

Authored by Stephanie LOHSE

Science, Chemistry

12th Grade

Used 12+ times

Groupements
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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Quelle est la valence de l'ammonium ?

I

II

III

0

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Quel est la bonne formule de l'ion nitrite ?

NO3−NO_3^-  

NO3−2NO_3^{-2}  

NO2−NO_2^-  

NO2−2NO_2^{-2}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Quelle est la charge du groupement thiosulfate?

-

-2

+

+2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Le dichromate est

Cr2O72−Cr_2O_7^{2-}  

CrO42−CrO_4^{2-}  

Cr2O7−Cr_2O_7^-  

CrO4−CrO_4^-  

CrO2−CrO^{2-}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quel est le nom du groupement OH- ?

Hydroxyde

Hydrogène

Oxyde d'hydrogène

Monoxyde d'hydrogène

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Quel est le nom du SCN−SCN^-  ?

(a)  

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Quel est le nom de MnO4−MnO_4^-  

(a)  

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