Chemistry Escape Room – Grade  8

Chemistry Escape Room – Grade 8

8th Grade

7 Qs

quiz-placeholder

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Chemistry Escape Room – Grade  8

Chemistry Escape Room – Grade 8

Assessment

Quiz

Chemistry

8th Grade

Easy

Created by

Karent Diaz

Used 1+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What does the atomic number of an element represent?

The number of protons in the nucleus

The number of neutrons in the atom

The total mass of the element

The number of electrons in the last shell

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the electronic configuration of oxygen (O, atomic number 8)?

1s2 2s2 2p4

1s2 2s2 3s4

2s2 2p6

1s2 2s2 2p6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Los electrones de valencia son importantes porque:

Son los electrones más cercanos al núcleo

Determinan la reactividad química

No participan en las reacciones químicas

Tienen la menor energía en el átomo

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué enlace es más fuerte en términos de energía de enlace?

Covalente

Iónico

Metálico

Van der Waals

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which element is used in rechargeable batteries, such as those in cell phones and electric cars?

Sodium (Na)

Iron (Fe)

Lithium (Li)

Zinc (Zn)

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

¿Qué metal se usa en cables eléctricos debido a su alta conductividad?

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

¿Qué elemento se añade al agua potable para prevenir la caries dental?

Cloro

Flúor

Sodio

Yodo