El átomo y la tabla periódica

El átomo y la tabla periódica - 2º ESO

Quiz

•

Chemistry

•

9th Grade

•

Hard

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué símbolo sobra si nos referimos a plata, platino y plomo?

Pt

Ag

Pb

Pl

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Los neutrones de este átomo son...

50

114

64

164

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

El número atómico:

Se representa por la letra A y es la suma de protones y neutrones.

Se representa por la letra A y es el número de protones y también el de electrones.

Se representa por la letra Z y es el número de protones y también el de electrones.

Se representa por la letra Z y es el número de protones y también el de neutrones.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El número de protones en un átomo se llama...

Número atómico

Número protónico

Número másico

Número elemental

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un ion negativo o anión se forma si...

Un átomo gana electrones

Un átomo pierde protones

Un átomo pierde electrones

Un átomo pierde protones o gana electrones

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El símbolo As pertenece al:

Arsénico.

Astenio.

Arsenio.

Astato.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El símbolo Sb representa al:

Astibinio.

Antimonio.

Estimonio.

Eldemonio.

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