Neutrals and Indicators Flashcards

1
Q

Indicators do what?

A

Indicators indicate whether something is an acid or an alkali.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a neutral solution?

A

A neutral solution forms when a base and an acid combine.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the name of the electronic device that measures pH?

A

pH meter.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Name two indicators.

A

Two of Litmus Paper, Universal indicator, pH meter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Name a natural neutral solution.

A

Water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Name a homemade indicator?

A

Red cabbage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Why is the pH meter different from the universal indicator? Give two reasons.

A

The pH meter is electronic and it measures using the pH, not the colour.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the pH for a neutral solution?

A

7-7.9pH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

If an indicator turned red it would be a…

A

Strong acid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

If an indicator turned blue it would be a…

A

Weak base

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

If an indicator turned green it would be a…

A

Neutral solution.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Acid + Base =

A

Salt + Water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Potassium Hydroxide + Nitric Acid =

A

Potassium Nitrate + Water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly