Answer:
By matching the column A to G and 1 to 11, the correct answers are given below.
Step-by-step explanation:
A) Isotope - 9) Elements with different number of electrons
B) Atomic Number - 10) The number of protons in an element
C) Atomic Mass Number - 3) is the sum of the neutrons and the protons
D) Proton - 1) has a positive charge
H) Ion - 8) has a charge of -1
E) electron - 12) Particle found outside the nucleus​
F) Neutron - 5) has no charge
G) Nucleus - 2) where the proton and the neutron is found