MCQ

CH10 - THE SPEED OF A REACTION

A liquid X reacts with solid Y to form a gas.Which two diagrams show suitable methods for investigating the rate (speed) of the reaction?

2016 Summer

3

MCQ

CH10 - THE SPEED OF A REACTION

A student was investigating the reaction between marble chips and dilute hydrochloric acid. [Image_1: Apparatus setup with a gas syringe, bung, marble...

2017 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

Which row describes how the energy of collision between particles changes when concentration and temperature are increased?[Table_1]

2016 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

Methanol is made by reacting carbon monoxide with hydrogen. The reaction is exothermic and is a chemical equilibrium. The equation for the reaction is...

2016 Summer

1

MCQ

CH10 - THE SPEED OF A REACTION

The mass of a beaker and its contents is plotted against time. Which graph represents what happens when sodium carbonate reacts with an excess of dil...

2017 Winter

2

MCQ

CH10 - THE SPEED OF A REACTION

Zinc granules are reacted with excess dilute hydrochloric acid. The volume of hydrogen given off is measured at different times. The results are shown...

2016 Winter

1

MCQ

CH10 - THE SPEED OF A REACTION

In an experiment nitric acid is added to excess marble chips and the volume of carbon dioxide formed is measured.The experiment is repeated using smal...

2016 Winter

2

MCQ

CH10 - THE SPEED OF A REACTION

Copper(II) sulfate can be prepared by adding excess copper(II) carbonate to sulfuric acid. Why is an excess of copper(II) carbonate added?

2017 Winter

2

MCQ

CH10 - THE SPEED OF A REACTION

A liquid X reacts with solid Y to form a gas.Which two diagrams show suitable methods for investigating the rate (speed) of the reaction?

2016 Summer

2

MCQ

CH10 - THE SPEED OF A REACTION

A student was investigating the reaction between marble chips and dilute hydrochloric acid. Which changes slow down the rate of reaction?

2017 Summer

2

Theory

CH3 - ATOMS AND ELEMENTS

The table shows the numbers of protons, neutrons and electrons in particles A to I.[Table_1]Answer the following questions about particles A to I. Eac...

2021 Spring

1

Theory

CH15 - AIR AND WATER

The elements shown are gases at room temperature and pressure.hydrogennitrogenoxygenchlorine(a) State which one of these gases is green..................

2021 Spring

1

Theory

CH16 - SOME NON-METALS AND THEIR COMPOUNDS

This question is about ammonia.(a) Nitrogen reacts with hydrogen to form ammonia in an industrial process.$$N_2(g) + 3H_2(g) \rightleftharpoons 2NH_3(...

2021 Spring

1

Theory

Stoichiometry

A student wanted to make some zinc chloride crystals. The student followed the procedure shown. step 1 Add excess zinc powder to dilute hydrochlor...

2021 Spring

2

Theory

Plastics

The table shows the names or structures of organic compounds P to U. (a) Give the letters of the organic compounds, P to U, that are unsaturated hy...

2021 Spring

1

Theory

CH18 - POLYMERS

Polymers are large molecules built up from small molecules.(a) State the name given to the small molecules from which polymers are made..................

2021 Spring

2

MCQ

CH1 - STATES OF MATTER

A gas is released at point P in the apparatus shown. Which gas turns the damp universal indicator paper red most quickly?

2021 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

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

2021 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

Which statement about paper chromatography is correct?

2021 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

Element X has 7 protons. Element Y has 8 more protons than X. Which statement about element Y is correct?

2021 Summer

1