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VALÈNCIES - Grups 13 - 17

Authored by Berta Rubió

Chemistry

4th Grade

Used 6+ times

VALÈNCIES - Grups 13 - 17
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quins són els elements que tenen valències (2,4)?

Carboni, Silici, Estany i Plom

Carboni, Silici i Plom

Carboni, Estany i Plom

Carboni, Estronci i Fósfor

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Escriu el símbol de l'alumini

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quina valència té l'alumini?

2

3

2,4,6

3,5

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Escriu el símbol del sofre:

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quina és la valència del Clor?

2,4

3,5

2,4,6

1,3,5,7

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quina és la valència del Silici?

2

3

4

2,4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quina és la valència del Iode?

3

3,5

3,5,7

1,3,5,7

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