MCQ

CH1 - STATES OF MATTER

Which statement about the electrolysis of molten lead(II) bromide is correct?

2011 Summer

1

MCQ

CH1 - STATES OF MATTER

The diagram shows an unsuccessful experiment to nickel plate a pan. Which change is necessary to plate the pan with nickel?

2012 Summer

3

MCQ

CH1 - STATES OF MATTER

What will be produced at the anode and at the cathode, if molten potassium chloride is electrolysed? [Table_1]

2014 Summer

4

MCQ

CH1 - STATES OF MATTER

The diagram shows that two gases are formed when concentrated hydrochloric acid is electrolysed using inert electrodes. Which row correctly describes ...

2012 Summer

4

MCQ

CH1 - STATES OF MATTER

Molten lead(II) bromide is electrolysed as shown. Which ions are discharged at each electrode?

2009 Summer

2

MCQ

CH1 - STATES OF MATTER

Which of these elements could be formed at the anode when a molten salt is electrolysed?

2009 Summer

2

MCQ

CH1 - STATES OF MATTER

Concentrated aqueous sodium chloride, concentrated hydrochloric acid and molten lead bromide were separately electrolysed in experiments 1, 2 and 3. ...

2013 Summer

1

MCQ

CH1 - STATES OF MATTER

Three gas jars contain carbon dioxide, hydrogen and oxygen, as shown. Which one of the following tests could be used to discover which gas is in eac...

2012 Summer

3

MCQ

CH1 - STATES OF MATTER

The diagrams show the arrangement of particles in three different physical states of substance X. Which statement about the physical states of substan...

2011 Summer

2

MCQ

CH1 - STATES OF MATTER

The diagram shows how the molecules in the exhaust gases diffuse into the air. Which statement describes what happens to these molecules next?

2009 Summer

2

Theory

Transition Elements

The diagram shows part of the Periodic Table.Answer the following questions using only the symbols of the elements in the diagram. Each symbol may be ...

2021 Spring

2

Theory

CH3 - ATOMS AND ELEMENTS

The table shows the mass of some of the ions in a 1000 cm$^3$ sample of sea water.[Table_1](a) Answer these questions using only the information in th...

2021 Spring

3

Theory

Transition Elements

The table shows some properties of four halogens.(a) (i) Complete the table by predicting:• the boiling point of chlorine• the density of fl...

2021 Spring

2

Theory

CH10 - THE SPEED OF A REACTION

A student investigates the reaction of magnesium powder with dilute hydrochloric acid. The magnesium is in excess.Mg + 2HCl → MgCl2 + H2The rate of ...

2021 Spring

2

Theory

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

This question is about sulfur and compounds of sulfur.(a) Sulfur is a non-metal. Describe three physical properties which are typical of non-metals.1 ...

2021 Spring

2

Theory

Plastics

The structure of compound A is shown. (a) (i) On the structure of compound A, draw a circle around the carboxylic acid functional group. [1] (ii) ...

2021 Spring

1

Theory

CH1 - STATES OF MATTER

Sodium is manufactured by electrolysis.(a) Explain why sodium is manufactured by electrolysis and \textbf{not} by reduction with carbon..................

2021 Spring

1

Theory

Chemical Properties of Acids and Bases

Aqueous ammonia is an alkali.(a) Complete the dot-and-cross diagram to show the electron arrangement in a molecule of ammonia.(b) Complete the word eq...

2021 Spring

2

MCQ

CH1 - STATES OF MATTER

Which row describes the arrangement and movement of particles in a liquid?[Table_1]

2021 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

A mixture is separated using the apparatus shown. What is the mixture?

2021 Summer

2