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Acids and Alkalis - Indicators

Authored by Nazurah Abdullah

Science

8th Grade

NGSS covered

Used 713+ times

Acids and Alkalis - Indicators
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14 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is true of an acid?

It has a pH value of 7.

It turns red litmus paper blue.

It turns blue litmus paper red.

It has a pH value of more than 7.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Litmus paper can be used to determine the pH value of a solution.

True

False

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All acids have a pH higher than 7.

True

False

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Distilled water has a pH of 7.

True

False

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When a Universal Indicator is added to sulphuric acid, the solution turns red.

True

False

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When a Universal Indicator is added to a solution of potassium hydroxide, the solution turns blue.

True

False

Tags

NGSS.MS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When acids and alkalis react, salts of neutral pH are formed.

True

False

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