MCQ

CH1 - STATES OF MATTER

The reactivity series for a number of different metals is shown.[Image_1: Reactivity series chart]most reactive --> least reactivemagnesium | zinc ...

2017 Summer

2

MCQ

CH1 - STATES OF MATTER

The diagram shows the electrolysis of molten zinc chloride, $ZnCl_2$.Which statement is correct?

2016 Summer

3

MCQ

CH1 - STATES OF MATTER

The diagram shows a simple cell. For which pair of metals would electrons flow from metal X to metal Y?

2016 Summer

2

MCQ

CH1 - STATES OF MATTER

Small crystals of purple KMnO$_4$ ($M_r = 158$) and orange K$_2$Cr$_2$O$_7$ ($M_r = 294$) were placed at the centres of separate petri dishes filled w...

2017 Summer

2

MCQ

CH1 - STATES OF MATTER

The particles of a substance gain energy and change from a regular ordered structure to a disordered structure with large distances between the partic...

2016 Summer

3

MCQ

CH1 - STATES OF MATTER

Silver chloride is a white solid which is insoluble in water.Which statement describes how a sample of pure silver chloride can be made?

2017 Summer

2

MCQ

CH1 - STATES OF MATTER

Which statement about electrolysis is correct?

2017 Summer

1

MCQ

CH1 - STATES OF MATTER

Which metal combination produces the highest voltage reading in the cells shown?

2017 Winter

3

MCQ

CH1 - STATES OF MATTER

Which apparatus could be used to electroplate an iron nail with copper?

2016 Winter

2

MCQ

CH1 - STATES OF MATTER

A student sets up a number of simple cells by putting strips of two different metals into dilute sulfuric acid. Which cell produces the highest voltag...

2016 Winter

3

Theory

CH1 - STATES OF MATTER

The diagram shows a cup of tea. Which row describes the water particles in the air above the cup compared with the water particles in the cup?[Table_1...

2010 Summer

3

Theory

CH2 - SEPARATING SUBSTANCES

A fruit drink coloured orange contains a dissolved mixture of red and yellow colouring agents. One of these colouring agents is suspected of being ill...

2010 Summer

1

Theory

CH1 - STATES OF MATTER

A student carries out an experiment to find how fast 3 cm pieces of magnesium ribbon dissolve in 10 cm³ samples of sulfuric acid at different tempera...

2010 Summer

2

Theory

CH4 - ATOMS COMBINING

Which row shows the change that takes place when element X gains the new particle shown?[Table_1]Table 1| | particle gained | change || --- ...

2010 Summer

2

Theory

CH3 - ATOMS AND ELEMENTS

The diagram shows an atom.key𝑒 electronnucleus containing nine particlesWhat is the proton number and neutron number of the atom?[Table_1]| | ...

2010 Summer

3

Theory

CH3 - ATOMS AND ELEMENTS

The symbols of two atoms may be written as shown.$$^{52}_{23}\text{X} \quad {}^{52}_{24}\text{Y}$$Which statement about these atoms is correct?A. They...

2010 Summer

2

Theory

CH14 - MAKING USE OF METALS

Which name is given to mixtures of metals?A. alloysB. compoundsC. oresD. salts

2010 Summer

1

Theory

CH4 - ATOMS COMBINING

Element X has six electrons in its outer shell.How could the element react?A by gaining two electrons to form a positive ionB by losing six electrons ...

2010 Summer

1

Theory

CH4 - ATOMS COMBINING

In which compounds are pairs of electrons shared between atoms?1. sodium chloride2. methane3. lead bromideA 1 only B 2 only C 1 and 3 D 1, 2 and 3

2010 Summer

2

Theory

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

Hydrogen and chlorine react as shown.What is the equation for this reaction?A. $2H + 2Cl \rightarrow 2HCl$B. $2H + 2Cl \rightarrow H_2Cl_2$C. $H_2 + C...

2010 Summer

2