Particles

Question 1

What are the isotopes of hydrogen and what do they contain?

Answer 1

deuterium - 1p, 1n, 1e (H2)

tritium - 1p 2n 1e (H3)

Question 2

What are the letters used for atomic notation?

Answer 2

A = mass number = proton + neutron
Z = atomic number = proton number

A
Xx
Z

Question 3

What is specific charge?

Answer 3

mass of particle

units - C/kg = C kg^-1

c = coulombs

Question 4

Particle Terminology (2)

Answer 4

nucleon = collective reference to the proton/neutrons

nuclide = nucleus of a particular isotope

Question 5

Which constituent of an atom has the largest specific charge?

Answer 5

electrons

Question 6

State what is meant by isotopes

Answer 6

atoms or nuclei with same atomic number, different number of neutrons, different atomic mass

Question 7

State what is meant by ionisation.

Answer 7

Ionisation is the removal (or addition) of electrons from (to) an atom or
molecule