Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

GCSE AQA Chemistry Important > C2 Salts > Flashcards

C2 Salts Flashcards

1
Q

What is a precipitate?

A

Solid insoluble salt

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

What 2 chemicals could be used to make an insoluble salt of lead chloride?

A

Sodium chloride

Lead nitrate

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

How could an insoluble salt be removed?

A

Filtration

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

Give one use of making insoluble salts?

A

Photography

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

What acid is used to make a chloride salt?

A

Hydrochloric acid

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

What acid is used to make a sulfate salt?

A

Sulfuric acid

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

What acid is used to make a nitrate salt?

A

Nitric acid

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

How can salt solutions be made into a solid salt?

A

Evaporation and crystallisation

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

Metals can react with acids to make soluble salts, why cannot all metals be used in this way?

A

Not reactive enough or too reactive

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

How is an insoluble base like copper oxide used to make a soluble salt?

A

Excess copper oxide is added to acid and the extra is filtered out before evaporation and crystallisation

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

What is a soluble hydroxide?

A

Alkali

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

What are metal oxides and hydroxides?

A

Bases

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

Acids and alkalis reacted completely produce a salt solution, what substance is used to show when this has happened?

A

Indicator

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Give the formula for ammonia?

A

NH3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Is ammonia an acid or an alkali?

A

Alkali

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Why are ammonium salts important?

A

Make fertilisers

17
Q

What ions make a solution acidic?

A

H+

18
Q

What ions make a solution alkaline?

A

OH-

19
Q

What scale measures acidity or alkalinity of a solution?

A

pH

20
Q

Give an ionic equation that represents neutralisation.

A

H+ + OH- → H2O

21
Q

What salt is produced if sodium carbonate reacts with hydrochloric acid?

A

Sodium chloride

22
Q

What salt is produced if iron reacts with sulfuric acid?

A

Iron sulfate

23
Q

What salt is produced if potassium hydroxide reacts with nitric acid?

A

Potassium nitrate

GCSE AQA Chemistry Important (18 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions