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8th Grade Science EOG Review-Chemistry

8th Grade Science EOG Review-Chemistry

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

Used 1+ times

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What are Noble gases?

Back

Noble gases are elements found in family 18 of the periodic table that have a full shell of valence electrons, making them unreactive.

2.

FLASHCARD QUESTION

Front

What is the sequence of elements in Period 5 of the periodic table?

Back

The sequence includes highly reactive metals, relatively nonreactive metals, metalloids, reactive nonmetals, and nonreactive gases.

3.

FLASHCARD QUESTION

Front

What do H2O and H2O2 demonstrate about elements?

Back

They demonstrate that elements can combine in many different ways to form various compounds.

4.

FLASHCARD QUESTION

Front

What is an example of a chemical change?

Back

Cooking an egg is an example of a chemical change.

5.

FLASHCARD QUESTION

Front

What may happen during a physical change?

Back

Phase changes may occur due to a change in temperature.

6.

FLASHCARD QUESTION

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances.

7.

FLASHCARD QUESTION

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

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