The table gives the composition of three particles particle
number of
protons
number of
electrons
number of
neutrons
А
15
15
16
B
15
15
16
c
15
16
17
(a) What is the evidence in the table for each of the following?
() Particle A is an atom.
(ii) A, B and C are all particles of the same element.
.
(iii) Particles A and C are isotopes of the same element.