ISOTOPOS

ISOTOPOS

10th Grade

10 Qs

quiz-placeholder

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ISOTOPOS

ISOTOPOS

Assessment

Quiz

Chemistry

10th Grade

Hard

Created by

ROGELIO CANAZA

Used 107+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Átomo que pertenece al mismo elemento químico que otro, tiene su mismo número atómico, pero distinta masa atómica.

protones

neutrones

electrones

isótopo

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Una molécula de H3PO4 tiene:

7 átomos

8 átomos

9 átomos

10 átomos

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

El número de Avogadro (NA) tiene un valor de:

60,22 × 1022

6,022 × 1024

6,022 × 1023

6,023 × 1022

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Una mol de H2O equivale a:

98 g

28 g

38 g

18 g

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

En una molécula de H3PO4 existen :

4 mol de H

3 mol de P

1 mol de F

4 mol de 0

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

En 1 mol de H3PO4 existen:

2(6,022 × 1023) átomos de (P)

4(6,022 × 1023) átomos de (O)

3(6,022 × 1023) átomos de (F)

1(6,022 × 1023) átomos de (H)

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Del siguiente compuesto NaOH , ¿cuántos gramos de Na hay?

22 g

23 g

24 g

25 g

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