MCQ

CH10 - THE SPEED OF A REACTION

The rates of some chemical reactions can be measured by using the apparatus shown. For which reaction is this apparatus suitable?

2012 Summer

3

MCQ

CH10 - THE SPEED OF A REACTION

The apparatus shown can be used to measure the rate of some chemical reactions. For which two reactions would the apparatus be suitable?reaction 1 $\...

2011 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

A student was investigating the reaction between marble chips and dilute hydrochloric acid. Which changes would reduce the rate of reaction?[Table_1]

2014 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

A student investigates the rate of reaction between magnesium and excess sulfuric acid. The volume of hydrogen given off in the reaction is measured o...

2011 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

The diagram shows an experiment to compare the rate of reaction when a metal is added to hydrochloric acid. In which test-tube is the reaction fastes...

2013 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

A student investigates the rate of reaction between marble chips and hydrochloric acid. The loss in mass of the reaction flask is measured. The graph ...

2010 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

In separate experiments, a catalyst is added to a reaction mixture and the temperature of the mixture is decreased.What are the effects of these chang...

2014 Summer

4

MCQ

CH10 - THE SPEED OF A REACTION

Which does not increase the speed of a reaction?

2009 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

A student investigates how the concentration of an acid affects the speed of reaction with a 0.5 g mass of magnesium at 30°C. The student has a beak...

2012 Summer

3

MCQ

CH10 - THE SPEED OF A REACTION

Calcium carbonate was reacted with hydrochloric acid in a conical flask. The flask was placed on a balance and the mass of the flask and contents was ...

2010 Winter

3

MCQ

CH1 - STATES OF MATTER

The diagram shows some changes of state.Which words describe the changes of state, P, Q, R and S?

2017 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

The diagram shows part of a thermometer. What is the reading on the thermometer?

2017 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

Pure water has a boiling point of 100 °C and a freezing point of 0 °C.What is the boiling point and freezing point of a sample of aqueous sodium chl...

2017 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

Pure copper(II) sulfate crystals can be made by adding copper(II) oxide to hot dilute sulfuric acid. The copper(II) oxide is added until it ......1......

2017 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

Which part of an atom has a relative mass of 1 and a relative charge of 0?

2017 Summer

3

MCQ

CH4 - ATOMS COMBINING

Which molecule contains exactly two single covalent bonds?

2017 Summer

2

MCQ

CH4 - ATOMS COMBINING

Sodium reacts with chlorine to form sodium chloride. Which statements describe what happens to the sodium atoms in this reaction? 1. Sodium atoms fo...

2017 Summer

3

MCQ

CH4 - ATOMS COMBINING

Diamond is extremely hard and does not conduct electricity. Which statement explains these properties?

2017 Summer

2

MCQ

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

What is the relative formula mass of ammonium nitrate, NH$_4$NO$_3$?

2017 Summer

2

MCQ

CH1 - STATES OF MATTER

Concentrated aqueous sodium chloride is electrolysed. What is the main product formed at the positive electrode (anode)?

2017 Summer

2