The nuclear atom — Paper 2 · IGCSE Physical Science 0652

27 A power station uses nuclear fission to obtain energy. In this process, nuclear energy is first transferred to A chemical energy. B electrical energy. C gravitational energy. D thermal (heat) energy.

1 marks

Answer: D

This question in 0652/21 Oct/Nov 2017

27 A power station uses nuclear fission to obtain energy. In this process, nuclear energy is first transferred to A chemical energy. B electrical energy. C gravitational energy. D thermal (heat) energy.

1 marks

Answer: D

This question in 0652/22 Oct/Nov 2017

26 In a nuclear reaction, the total mass decreases by 1.0 g. How much energy is released? A 3.0 × 105 J B 3.0 × 108 J C 9.0 × 1013 J D 9.0 × 1016 J

1 marks

Answer: C

This question in 0652/21 Oct/Nov 2018

26 In a nuclear reaction, the total mass decreases by 1.0 g. How much energy is released? A 3.0 × 105 J B 3.0 × 108 J C 9.0 × 1013 J D 9.0 × 1016 J

1 marks

Answer: C

This question in 0652/22 Oct/Nov 2018

39 Americium-241 ( 241 95Am ) decays to neptunium-237 ( 237 93Np ). One or two particles are emitted during this decay. Which particles are emitted? A an α-particle only B a β-particle only C an α-particle and a β-particle D two β-particles

1 marks

Answer: A

This question in 0652/22 Oct/Nov 2019

38 The diagram represents the nucleus of an atom. key = neutron = proton Which diagram represents the nucleus of a different isotope of this atom? A B C D

1 marks

Answer: D

This question in 0652/21 Oct/Nov 2020

40 A radioactive nucleus emits a -particle. What happens to the nucleus? A Its nucleon number decreases. B Its nucleon number stays the same. C Its proton number decreases. D Its proton number stays the same.

1 marks

Answer: B

This question in 0652/21 Oct/Nov 2020

40 A radioactive nucleus emits a -particle. What happens to the nucleus? A Its nucleon number decreases. B Its nucleon number stays the same. C Its proton number decreases. D Its proton number stays the same.

1 marks

Answer: B

This question in 0652/22 Oct/Nov 2020

38 One isotope of iodine can be written as 131 53I . Which row describes a different isotope of iodine? atomic number mass number A 52 131 B 52 132 C 53 131 D 53 132

1 marks

Answer: D

This question in 0652/21 Oct/Nov 2023

38 One isotope of iodine can be written as 131 53I . Which row describes a different isotope of iodine? atomic number mass number A 52 131 B 52 132 C 53 131 D 53 132

1 marks

Answer: D

This question in 0652/22 Oct/Nov 2023

39 The first diagram shows a beam of alpha-particles entering an electric field. The second diagram shows a beam of alpha-particles entering a magnetic field. + + + + + + alpha-particles – – – – – – N alpha-particles S In which direction is the beam deflected in each of the fields? electric field magnetic field A towards the negative plate into the page B towards the negative plate out of the page C towards the positive plate into the page D towards the positive plate out of the page

1 marks

Answer: A

This question in 0652/22 Oct/Nov 2023

39 Strontium-90 (Sr) is a radioactive isotope. A nucleus of strontium-90 undergoes -decay to form an yttrium (Y) nucleus. The decay is represented by the equation shown. 90 Sr  90 Y +  0 p 39 q What are the numbers p and q? p q A 38 +1 B 38 –1 C 40 +1 D 40 –1

1 marks

Answer: B

This question in 0652/21 Oct/Nov 2024