Properties of metals — Paper 2 · IGCSE Chemistry (9-1) 0971

7 Copper is a metallic element. Which statements about copper are correct? 1 Copper is malleable because layers of ions are in fixed positions and cannot move. 2 The structure of copper consists of negative ions in a lattice. 3 Copper conducts electricity because electrons can move through the metal. 4 Electrons hold copper ions together in a lattice by electrostatic attraction. A 1 and 2 B 2, 3 and 4 C 2 and 3 only D 3 and 4 only

1 marks

Answer: D

This question in 0971/21 May/June 2018

24 The following statements are made about the metals copper, iron, magnesium and zinc. 1 Their oxides are acidic. 2 They all conduct electricity in the solid state. 3 They all have high melting points. 4 They all react with dilute acids to form hydrogen. Which statements are correct? A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4

1 marks

Answer: C

This question in 0971/21 May/June 2018

27 Which statement explains why aluminium is used in the manufacture of aircraft? A It conducts heat well. B It has a low density. C It is a good conductor of electricity. D It is easy to recycle.

1 marks

Answer: B

This question in 0971/21 May/June 2018

20 The properties of an element are shown. electrical conductivity density reaction with water high low reacts violently with cold water Which element has these properties? A B C D

1 marks

Answer: D

This question in 0971/21 May/June 2019

25 Which property is shown by all metals? A They are extracted from their ores by heating with carbon. B They conduct electricity. C They form acidic oxides. D They react with hydrochloric acid to form hydrogen.

1 marks

Answer: B

This question in 0971/21 May/June 2020

25 Which property is shown by all metals? A They are extracted from their ores by heating with carbon. B They conduct electricity. C They form acidic oxides. D They react with hydrochloric acid to form hydrogen.

1 marks

Answer: B

This question in 0971/22 May/June 2020

25 Which statement is correct for all metals? A They conduct electricity when molten. B They gain electrons when they form ions. C They have a low density. D They have a low melting point.

1 marks

Answer: A

This question in 0971/22 Oct/Nov 2021

26 Which statements about the general properties of metals are correct? 1 They are good conductors of heat and electricity. 2 They have low melting points. 3 They react with dilute acids to form a salt and water. 4 They react with oxygen to form basic oxides. A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4

1 marks

Answer: B

This question in 0971/21 May/June 2022

26 Three students, X, Y and Z, are told that solid P reacts with dilute acids and also conducts electricity. The table shows the students’ suggestions about the identity of P. X Y Z copper iron graphite Which students are correct? A X, Y and Z B X only C Y only D Z only

1 marks

Answer: C

This question in 0971/21 May/June 2023

23 Which row identifies the properties of zinc? thermal reacts with conductivity dilute acid A good yes B good no C poor yes D poor no

1 marks

Answer: A

This question in 0971/22 May/June 2023

30 Which physical properties are typical of all metals? 1 good heat conductivity 2 low density 3 malleability A 1 and 2 B 1 and 3 C 2 and 3 D 3 only

1 marks

Answer: B

This question in 0971/22 May/June 2024

5 Four substances, P, Q, R and S, are described. ● P is diatomic. ● Q is a good conductor of electricity when solid and when molten. ● R is a silver solid with a very high melting point. ● S reacts with oxygen to form a brown gas. Which substances are metals? A P and Q B P and S C Q and R D R and S

1 marks

Answer: C

This question in 0971/22 Oct/Nov 2024

22 Sodium is a Group I metal. What is a physical property of sodium? A non-conductor of electricity B high melting point C high density D malleable

1 marks

Answer: D

This question in 0971/22 May/June 2025

25 Brass is an alloy of copper. Which statement about brass or copper is correct? A Brass does not conduct electricity because it is a compound. B Copper conducts electricity because its atoms are free to move. C Brass is harder than copper because its layers of atoms cannot easily slide over each other. D Copper is stronger than brass because it is a pure metal.

1 marks

Answer: C

This question in 0971/22 May/June 2025