Common titration indicators and facts about them Flashcards by Freya S

Q

Methyl orange - colour in acid

A

Red

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Methyl orange - colour in alkali

A

Yellow

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Methyl orange - neutralisation colour

A

Orange

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Methyl orange - pH at end point

A

4.3

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Phenolphthalein - colour in acid

A

Colourless

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Phenolphthalein - colour in alkali

A

Pink

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Phenolphthalein - neutralisation colour

A

Faint pink

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Phenolphthalein - pH at end point

A

9.1

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Bromocresol green - colour in acid

A

Yellow

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Bromocresol green - colour in alkali

A

Blue

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Bromocresol green - neutralisation colour

A

Green

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Bromocresol green - pH at end point

A

4.6

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Congo red - colour in acid

A

Blue

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Congo red - colour in alkali

A

Red

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Congo red - neutralisation colour

A

Purple

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Congo red - pH at end point

A

4.0

Q

Thymolphthalein - colour in acid

A

Colourless

Q

Thymolphthalein - colour in alkali

A

Blue

Q

Thymolphthalein - neutralisation colour

A

Faint blue

Q

Thymolphthalein - pH at end point

A

10.0