Edexcel (9-1) Topic 3

Question 1 of 12

1

The higher the concentration of hydrogen ions in an acidic solution, the lower the pH

Select one of the following:

True
False

Explanation

Question 2 of 12

1

Fill the blank space to complete the text.

As hydrogen ion concentration in a solution increases by a factor of 10, the pH of the solution decreases by

Explanation

Question 3 of 12

1

Complete the diagram to show the different colours indicators turn for these different solutions. Two have been completed for you.

Drag an answer into the correct orange point.

green

orange

red

purple

yellow

colourless

pink

Explanation

Question 4 of 12

1

A positive test for hydrogen gas would be to bubble it through limewater, and it turn cloudy/milky.

Select one of the following:

True
False

Explanation

Question 5 of 12

1

Which of the following salts are soluble?

Select one or more of the following:

sodium chloride
sodium nitrate
silver chloride
barium sulfate
barium chloride
sodium carbonate
copper carbonate
calcium hydroxide

Explanation

Question 6 of 12

1

Select from the dropdown lists to complete the text.

electrolysis of copper chloride solution will form:
( copper, hydrogen ) at the cathode
( chlorine, oxygen ) at the anode

electrolysis of sodium chloride solution will form:
( sodium, hydrogen ) at the cathode
( chlorine, oxygen ) at the anode

electrolysis of sodium sulfate solution will form:
( sodium, hydrogen ) at the cathode
( oxygen, sulfur ) at the anode

electrolysis of water acidified with sulfuric acid will form:
( hydrogen, oxygen, sulfur ) at the cathode
( oxygen, hydrogen, sulfur ) at the anode

electrolysis of lead bromide will form:
( lead, hydrogen ) at the cathode
( bromine, oxygen ) at the anode

Explanation

Question 7 of 12

1

Fill the blank spaces to complete the text.

sodium + acid → chloride + water

oxide + sulfuric acid → copper + water

hydroxide+ acid → potassium nitrate + water

carbonate + hydrochloric acid → magnesium + water +

Explanation

Question 8 of 12

1

When making a soluble salt from an acid and insoluble reactants:
excess of the reactant (a metal, metal oxide, or metal carbonate) is added to make sure all of the insoluble reactant reacts

Select one of the following:

True
False

Explanation

Question 9 of 12

1

When completing a titration, you need to work out a mean titre, and you must only include results that are concordant in your calculation.

Select one of the following:

True
False

Explanation

Question 10 of 12

1

most common sulfates (apart from lead sulfate, barium sulfate, calcium sulfate) are soluble

Select one of the following:

True
False

Explanation

Question 11 of 12

1

Fill the blank spaces to complete the text.

sulfuric acid + calcium → calcium + + carbon dioxide

Explanation

Question 12 of 12

1

Label the diagram below

Drag an answer into the correct orange point.

DC current

AC current

electrolyte

cation

cathode

anion

anode

	Created by https:// revisechemistry.uk about 6 years ago

GCSE Chemistry (Edexcel) Quiz on Edexcel (9-1) Topic 3, created by https:// revisechemistry.uk on 16/03/2018.

Edexcel (9-1) Topic 3

Edexcel (9-1) Topic 3

Question 1 of 12

The higher the concentration of hydrogen ions in an acidic solution, the lower the pH

Select one of the following:

Explanation

Question 2 of 12

Fill the blank space to complete the text.

As hydrogen ion concentration in a solution increases by a factor of 10, the pH of the solution decreases by

Explanation

Question 3 of 12

Complete the diagram to show the different colours indicators turn for these different solutions. Two have been completed for you.

Drag an answer into the correct orange point.

Explanation

Question 4 of 12

A positive test for hydrogen gas would be to bubble it through limewater, and it turn cloudy/milky.

Select one of the following:

Explanation

Question 5 of 12

Which of the following salts are soluble?

Select one or more of the following:

Explanation

Question 6 of 12

Select from the dropdown lists to complete the text.

Explanation

Question 7 of 12

Fill the blank spaces to complete the text.

sodium + acid → chloride + water oxide + sulfuric acid → copper + water hydroxide+ acid → potassium nitrate + water carbonate + hydrochloric acid → magnesium + water +

Explanation

Question 8 of 12

When making a soluble salt from an acid and insoluble reactants: excess of the reactant (a metal, metal oxide, or metal carbonate) is added to make sure all of the insoluble reactant reacts

Select one of the following:

Explanation

Question 9 of 12

When completing a titration, you need to work out a mean titre, and you must only include results that are concordant in your calculation.

Select one of the following:

Explanation

Question 10 of 12

most common sulfates (apart from lead sulfate, barium sulfate, calcium sulfate) are soluble

Select one of the following:

Explanation

Question 11 of 12

Fill the blank spaces to complete the text.

sulfuric acid + calcium → calcium + + carbon dioxide

Explanation

Question 12 of 12

Label the diagram below

Drag an answer into the correct orange point.

Explanation

sodium + acid → chloride + water

oxide + sulfuric acid → copper + water

hydroxide+ acid → potassium nitrate + water

carbonate + hydrochloric acid → magnesium + water +

When making a soluble salt from an acid and insoluble reactants:
excess of the reactant (a metal, metal oxide, or metal carbonate) is added to make sure all of the insoluble reactant reacts