EVALUACIÓN QUÍMICA 9°

EVALUACIÓN QUÍMICA 9°

9th Grade

20 Qs

quiz-placeholder

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EVALUACIÓN QUÍMICA 9°

EVALUACIÓN QUÍMICA 9°

Assessment

Quiz

Chemistry

9th Grade

Hard

Created by

Monica Tamayo

Used 8+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Según el siguiente diagrama de orbitales su Z, grupo y periodo son:

17, 3 y VII A

18, VII A y 3

17, VII A y 3

18, 3 y VII A

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La configuración electrónica del Kriptón es 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 es decir que su grupo y periodo es respectivamente

VIII A y 4

XVI A y 3

VI A y 4

IV A y 6

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Si el tecnecio tiene Z: 43 y A: 98, sus n°, p+ y e- serian:

54, 43 y 43

43, 43 y 43

55, 43 y 43

43, 43 y 55

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Los electrones y neutrones de este elemento son

33 y 42

42 Y 33

108 Y 42

33 Y 108

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Los niveles de energía y masa atómica del elemento son respectivamente

5 y 4 gr

4 y 75 gr

4 y 5 gr

4 y 33 gr

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

N5O2

2N2O5

N2O5

N2O3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La configuración electrónica del fosforo es 1s2 2s2 2p6 3s2 3p3  lo cual indica que su número atómico es:

5

3

2

15

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