MCQ

CH1 - STATES OF MATTER

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

2011 Summer

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

3

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

1

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

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 substanc...

2011 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

An aqueous solution is coloured.Which method of separation would show that the solution contains ions of different colours?

2011 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

The table gives the solubility of four substances in ethanol and in water.A mixture containing all four substances is added to ethanol, stirred and fi...

2011 Summer

2

MCQ

CH4 - ATOMS COMBINING

Which two elements react together to form an ionic compound?[Table_1]element | electronic structure---------|---------------------W | 2,4X ...

2011 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

The diagram shows part of the Periodic Table. Which element is correctly matched with its electronic structure?

2011 Summer

1

MCQ

CH4 - ATOMS COMBINING

In the diagrams, circles of different sizes represent atoms of different elements. Which diagram represents hydrogen chloride gas?

2011 Summer

2

MCQ

CH4 - ATOMS COMBINING

The nucleon number and proton number of the lithium atom are shown by the symbol $^7_3\text{Li}$. What is the correct symbol for the lithium ion in l...

2011 Summer

2

MCQ

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

What is the relative molecular mass ($M_r$) of $HNO_3$?

2011 Summer

1

MCQ

CH14 - MAKING USE OF METALS

Electricity from a power station passes through overhead cables to a substation and then to a school where it is used to electrolyse concentrated hydr...

2011 Summer

1

MCQ

CH1 - STATES OF MATTER

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

2011 Summer

2