EASY
AS and A Level
IMPORTANT
Earn 100

The electron and the neutron belong to different groups of particles.

Copy and complete the table to show the group of particles to which the electron and neutron belong and state the name of another member of each group.

  Group to which it belongs Another particle in the same group
Electron    
Neutron    

Important Questions on Atomic Structure and Particle Physics

EASY
AS and A Level
IMPORTANT
Gold has a density of 19 700kgm-3. A mass of 193 g of gold contains 6.02×1023 atoms. Use this information to estimate the volume of a gold atom, and hence its radius. State any assumptions you make.
EASY
AS and A Level
IMPORTANT

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Table shows the proton and nucleon numbers of several nuclei. Determine the number of neutrons in the nuclei of the following elements shown in the table 

(a) Nitrogen

EASY
AS and A Level
IMPORTANT

Question Image

Table shows the proton and nucleon numbers of several nuclei. Determine the number of neutrons in the nuclei of the following elements shown in the table 

(b) Bromine

EASY
AS and A Level
IMPORTANT

Question Image

Table shows the proton and nucleon numbers of several nuclei. Determine the number of neutrons in the nuclei of the following elements shown in the table 

(c) Silver

EASY
AS and A Level
IMPORTANT

Question Image

Table shows the proton and nucleon numbers of several nuclei. Determine the number of neutrons in the nuclei of the following elements shown in the table 

(d) Gold

EASY
AS and A Level
IMPORTANT

Question Image

Table shows the proton and nucleon numbers of several nuclei. Determine the number of neutrons in the nuclei of the following elements shown in the table 

(e) Mercury

EASY
AS and A Level
IMPORTANT

State the charge of each of the following in terms of the elementary charge e

(c) Nucleus