MORE Acids, bases & pH

MORE Acids, bases & pH

Assessment

Flashcard

Science

6th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an acid?

Back

An acid is a substance that releases H+ ions when dissolved in water.

2.

FLASHCARD QUESTION

Front

What is a base?

Back

A base is a substance that releases OH- ions when dissolved in water.

3.

FLASHCARD QUESTION

Front

What happens to blue litmus paper when it comes in contact with an acid?

Back

It turns red.

4.

FLASHCARD QUESTION

Front

What happens to red litmus paper when it comes in contact with a base?

Back

It turns blue.

5.

FLASHCARD QUESTION

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

6.

FLASHCARD QUESTION

Front

What is the pH of vinegar?

Back

Vinegar typically has a pH of around 2-3, indicating it is acidic.

7.

FLASHCARD QUESTION

Front

What is the pH of water?

Back

Pure water has a pH of 7, which is neutral.

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