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Învelișul electronic

Authored by Diana Salagean

Chemistry

1st Grade

Used 73+ times

Învelișul electronic
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16 questions

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1.

MULTIPLE CHOICE QUESTION

0 sec • 1 pt

Sodiul are simbolul chimic...

S

So

Na

Si

2.

MULTIPLE SELECT QUESTION

0 sec • 1 pt

Straturile electronice sunt notate cu ...

1, 2, 3, 4, 5, 6, 7.

K, L, M, N, O, P, Q.

A, B, C, D, E, F, G.

X, Y, Z, W, Q, J.

3.

MULTIPLE CHOICE QUESTION

0 sec • 1 pt

Pe stratul 1(K) încap maxim....

8 electroni

2 electroni

18 electroni

5 electeoni

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Elementul cu Z= 15 are în total.........

15 electroni

15 protoni

15 neutroni

15 atomi

5.

MULTIPLE CHOICE QUESTION

0 sec • 1 pt

Pe stratul 2(L) încap maxim ....

2 e

18 e

8 e

98 e

6.

MULTIPLE CHOICE QUESTION

0 sec • 1 pt

Pentru elementul cu Z= 13 configurația electronică corectă este....

2, 8, 8

2, 8, 18

2, 8, 3

3, 8, 2

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Configurații stabile sunt....

2, 8, 4 (Si)

2, 8, 5 (P)

2,8,8 (Ar)

2 (He)

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