Acids & Alkalis

Acids & Alkalis

7th Grade

12 Qs

quiz-placeholder

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Acids & Alkalis

Acids & Alkalis

Assessment

Quiz

Science

7th Grade

Hard

Created by

Dewi Masrurroh

Used 3+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the pH range of an acid?

4-6

1-7

1-6

8-14

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What would happen to blue litmus paper if it came into contact with an acid?

It would turn red

It would turn green

It would stay blue

It would turn pink

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following pH values would be the weakest acid?

1

3

5

6

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following pH values would be the strongest acid?

1

3

4

6

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What would happen to red litmus paper when it encounters a base?

It turns blue

It stays red

It turns purple

It turns green

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A substance is found to have the following characteristics:


Very bitter taste

Feels slippery to the touch

Produces OH- ions when dissolved in water


In what category would the substance be classified?

acid

base

enzyme

fatty acid

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following statements is correct?
Blue litmus paper turns red when placed in a base.
Red litmus paper turns blue when placed in a base.
Blue litmus paper stays blue when placed in an acid.
Red litmus paper stays red when placed in a base.

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