A-Level CAIE Chemistry AS 3.3 Metallic bonding Question Bank

(a)

（c）Draw a labelled diagram to show the structure and bonding in sodium．

[ 1 ]

[Maximum number: 1]

Copper is used in electrical equipment. It has a melting point of $1085^{\circ} \mathrm{C}$ .

(a)

(i)

Draw a labelled diagram to show the bonding present in copper.

[ 1 ]

[Maximum number: 1]

The model of the nuclear atom was first proposed by Ernest Rutherford. He developed this model on the basis of results obtained from an experiment using gold metal foil.

(a)

State the type of bonding in gold.

[ 1 ]

[Maximum number: 2]

Iron pyrite, $\mathrm{FeS}_{2}$ , has a yellow colour that makes it look like gold metal. The compound contains the ions $\mathrm{Fe}^{2+}$ and $\mathrm{S}_{2}{ }^{2-}$ .

(a)

Describe the metallic bonding in gold.

[ 2 ]

[Maximum number: 2]

An experiment was carried out to determine the percentage of iron in a sample of iron wire.

(a)

Some electronegativity values are shown.

[ 2 ]

(i)

Use the data to suggest the nature of the bonding in iron(III) chloride. Explain your answer.

[ 2 ]

(a)

One of the factors that determines the type of bonding present between the particles of a substance is the relative electronegativities of the bonded particles.

[ 2 ]

(i)

Name and describe the type of bonding you would expect to find between particles with equal electronegativities.

[ 2 ]

[Maximum number: 1]

Copper has a high melting point.
What is the reason for the high melting point of copper?

strong attractive forces between copper atoms only

strong attractive forces between copper ions and delocalised electrons

strong attractive forces between copper ions only

strong attractive forces between copper atoms and delocalised electrons

[Maximum number: 2]

Magnesium shows reactions typical of a Group 2 metal.

(a)

Draw a labelled diagram to show the bonding in magnesium metal.

[ 2 ]

(a)

(i)

Name the type of bonding within a sample of solid copper.

[ 1 ]

(ii)

Draw a labelled diagram to show the bonding within a sample of solid copper.

[ 2 ]

[Maximum number: 2]

The chlorides of some of the Period 3 elements are shown in Table 2.1.

Table 2.1

(a)

Bismuth is a dense metal in the same group as phosphorus.

[ 2 ]

(i)

Draw a labelled diagram to show the bonding in bismuth metal.

[ 2 ]

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