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SC8 Quiz GCSE EDEXCEL KANAYATI CHEMISTRY ACIDS BASES SALTS

Total questions: 53

Worksheet time: 31mins

Name
Class
Date
1.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-14
d)
1-20
2.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline
c)
Base
d)
Buffer
3.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
4.
A solution with a pH of 3.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
5.
A solution with a pH of 8.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
6.
According to the pH range which substance is more acidic than lemon juice
a)
Hydrochloric acid
b)
cabbage
c)
milk
7.

Colors of the universal indicator is as follows

respectively

Strong acid

weak acid

neutral

weak alkali

Strong alkali

a)

Red Yellow violet Green Blue

b)

Blue violet Red Yellow Green

c)

Red Yellow Green Blue violet

d)

Red Yellow Blue violet Green

8.
Which is an acid?
a)
Turns blue litmus red
b)
Turns red litmus blue
c)
Has a pH of 11
d)
Has a pH of 7
9.
Which describes a base?
a)
Turns blue litmus red
b)
Turns red litmus blue
c)
pH of 7
d)
pH of 3
10.

What is the colour of methyl orange in a base ?

a)

Pink

b)

Blue

c)

Yellow

d)

Colourless

11.

What is the colour of methyl orange an acid ?

a)

Red

b)

Yellow

c)

Orange

d)

Colourless

12.

What is the colour of phenolphthalein an acid?

a)

Pink

b)

Yellow

c)

Orange

d)

Colourless

13.

What is the colour of phenolphthalein in a base ?

a)

Pink

b)

Blue

c)

Red

d)

Colourless

14.

What is the colour of phenolphthalein in neutral?

a)

Colourless

b)

Orange

c)

Yellow

d)

Purple

15.

What is the colour of methyl orange in neutral?

a)

Pink

b)

Orange

c)

Yellow

d)

Colourless

16.

Acids will increase the concentration of this ion in solution

a)

hydrogen ions

b)

hydroxide ions

c)

sodium ions

d)

oxygen ions

17.

Acids are source of

a)

hydrogen ions

b)

hydroxide ions

18.

Acids form Hydrogen ions only when in solution

a)

True

b)

False

19.

... Are substances that combine with H+ ions from acids and neutralize them ?

a)

Acids

b)

Neutral compounds

c)

Water

d)

Bases

20.

Which of the following are bases ?

a)

Non metal oxides

b)

Metal oxides

c)

Ammonia

d)

Metal hydroxides

21.

Alkalis are source of what in solutions ?

a)

Hydrogen ions

b)

Hydroxide ions

c)

Hyrdonium ions

d)

Alkalis are insoluble in water

22.
A neutralization reaction will (almost) always produce...
a)
water & salt
b)
water
c)
salt
d)
water & carbon
23.
What type of reaction is displayed below?
HCl + NaOH → NaCl + H2O
a)
Neutralization
b)
Combustion
c)
Double Replacement
d)
Decomposition
24.
The products of a neutralization reaction are acids and bases
a)
True
b)
False
25.
Forms hydroxide ions (OH-) in water
a)
Acids
b)
Bases
c)
All
26.

When an acid and base has been neutralized the pH will be?

a)

1

b)

4

c)

7

d)

10

27.

Metal oxides reacts with acids and form corresponding salt and water .The reaction is called ____________

a)

Neutralization reaction

b)

Acid - base reaction

28.

What are the products formed when a metal reacts with an acid?

a)

salt and water

b)

salt

c)

hydrogen gas

d)

salt and hydrogen gas

29.

What are the products formed when a metal oxide reacts with an acid?

a)

salt and water

b)

salt

c)

hydrogen gas

d)

salt and hydrogen gas

30.

What are the products formed when magnesium oxide + hydrochloric acid react?

a)

magnesium chloride and water

b)

magnesium chloride and hydrogen gas

c)

hydrochloric oxygen and water

d)

magnesium oxide and water

31.

What are the products formed when aluminium + hydrochloric acid react?

a)

magnesium chloride and water

b)

aluminium chloride and hydrogen gas

c)

aluminium chloride and water

d)

aluminium oxide and water

32.

What are the products formed when lead oxide + sulphuric acid react?

a)

lead chloride and water

b)

lead sulphate and hydrogen gas

c)

lead sulphate and water

d)

aluminium oxide and water

33.

What are the products formed when zinc + ethanoic acid react?

a)

magnesium chloride and water

b)

aluminium chloride and hydrogen gas

c)

aluminium chloride and water

d)

zinc ethanoate and hydrogen gas

34.

What are the products formed when copper oxide + hydrochloric acid react?

a)

copper chloride and water

b)

copper chloride and hydrogen gas

c)

sodium ethanoate and water

d)

aluminium oxide and water

35.

What is this piece of apparatus called

a)

Pipette

b)

Burette

c)

Janette

d)

Cuvette

36.

What is the reading on this burette?

a)

24.0cm3

b)

25.8cm3

c)

24.2cm3

d)

23.9cm3

37.

Which of these titres are concordant?

a)

12.7cm3

b)

12.3cm3

c)

12.4cm3

d)

12.0cm3

38.
What does pH measure?
a)
Amount of Oxygen Ions
b)
Amount of Hydrogen Ions
c)
The amount of salt in a solution
d)
The density
39.

What is this piece of apparatus called

a)

Pipette

b)

Burette

c)

Janette

d)

Cuvette

40.

Titration which is fast and used to know the average amount that will be used is called

a)

Back titration

b)

Rough titration

c)

Redox titration

d)

Average titration

41.

We can use universal indicator for titration

a)

True

b)

False

42.

Which of the following is insoluble?

a)

silver chloride

b)

zinc chloride

c)

potassium chloride

d)

ammonium chloride

43.

Which method is used to prepare silver chloride?

a)

Add excess solid reactant to acid

b)

Titration

c)

Precipitation

44.

Which method is used to prepare barium sulphate?

a)

Add excess solid reactant to acid

b)

Titration

c)

Precipitation

45.

Which method is used to prepare lead (II) chloride?

a)

Pb(NO3)2(aq) + NaCl (aq) --->

b)

PbSO4(s)+ NaCl (aq) --->

c)

PbCO3(s) + NaCl (aq) --->

46.

__________ are soluble.

a)

All carbonates

b)

All chlorides

c)

All nitrates

d)

All sulfates

47.

Precipitation involves mixing ___________ to form an insoluble solid that separates out from the reaction mixture.

a)

acid and alkali

b)

acid and metal

c)

two acids

d)

two solutions

48.

Which of the following method is suitable to prepare iron(II) sulphate?

a)

FeCl2 + H2SO4 --->

b)

Fe(NO3)2 + H2SO4 --->

c)

Fe + H2SO4 --->

d)

Fe(OH)2 + H2SO4 --->

49.

In order to obtain a soluble salt from a solution, which of the following methods should be used

a)

filtration

b)

crystallization

c)

distillation

d)

fractional distillation

50.

Which of the following methods can be used to dry the solid?


I) using a filter paper

II) put it in a desiccator

III) Put it in an oven

a)

I & II only

b)

I & III only

c)

II & III only

d)

I, II & III

51.

Which two solutions, when mixed together, will form a precipitate?

a)

dilute hydrochloric acid and barium nitrate

b)

dilute sulfuric acid and sodium hydroxide

c)

dilute hydrochloric acid and lead (II) nitrate

d)

dilute nitric acid and zinc chloride

52.

Which pair of reagents can be used to prepare copper(II) sulfate salt?

a)

Copper metal with dilute sulfuric acid

b)

Copper(II) nitrate with sodium sulfate

c)

Copper(II) chloride and dilute sulfuric acid

d)

Copper(II) carbonate with dilute sulfuric acid

53.

Why is solid calcium hydroxide added in excess to dilute nitric acid when preparing calcium nitrate salt?

a)

To ensure all calcium hydroxide is used up

b)

To speed up the reaction

c)

To ensure all dilute nitric acid is used up

d)

To have maximum yield of calcium nitrate

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