MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Fertilisers are used to provide three elements needed to increase the yield of crops.Which two compounds, when used together, would provide all three ...

2012 Summer

3

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Which compound would not be an effective fertiliser?

2014 Summer

3

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Sulfur dioxide, $\text{SO}_2$, nitrogen dioxide, $\text{NO}_2$, and carbon monoxide, $\text{CO}$, are air pollutants.Which row correctly shows their m...

2014 Summer

3

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Which two substances, when reacted together, would form a salt that contains two of the essential elements provided by fertilisers?

2011 Summer

1

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

To grow roses, a fertiliser containing nitrogen, phosphorus and potassium is needed. For the best flowers, the fertiliser should contain a high propor...

2010 Summer

2

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

When coal and oil burn in power stations, the acidic gas sulfur dioxide is formed. Sulfur dioxide is removed by absorbing it in a liquid sprayed down ...

2012 Summer

2

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Which substance would make the best general fertiliser?[Table_1]

2013 Summer

2

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Which process does not produce carbon dioxide?

2014 Summer

2

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Which pollutant gas is produced by the decomposition of vegetation?

2014 Summer

3

MCQ

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

Which element is not added to a fertiliser?

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