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Aluminiu

Authored by Delia Nemes

Chemistry

8th Grade

Used 84+ times

Aluminiu
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atomul de aluminiu conține

14 protoni, 13 electroni, 13 neutroni

13 protoni, 14 electroni, 14 neutroni

13 protoni, 13 electroni, 14 neutroni

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Aluminiul se găsește în tabelul periodic în:

Grupa 3, perioada 13

Perioada 3 , grupa 13

Perioada 3, grupa III b

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Este cel mai răspândit metal din scoarța terestră

Aur

Aluminiu

Fier

Argint

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numele aluminiului provine de la

Bauxită

Duraluminiu

Alumen

Criolit

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Obține aluminiul impur in laborator

H.S. Claire Deville

D. Rutherford

Friedrich Wohler

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Temperatura de topire a aluminiului este:

180 grade Celsius

3600 grade Celsius

660 grade Celsius

100 grade Celsius

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reacția aluminotermiei este reacția

Al+ CuSO4

Al+ Cl2

Al+Fe2O3

Fe+ AlCl3

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