1.
a) Positive
b) No charge (Neutral)
c) Negative
d) Protons and neutrons
2.
Carbon: #P 6, #N 6, #E 6
Neon: #P 10, #N 10, #E 10
Potassium: #P 19, #N 20, #E 19
3.
Na: Atomic Number 11, Mass Number 23, Number of Electrons 11
K: Atomic Number 19, Mass Number 39, Number of Protons 19, Number of Neutrons 20
Sr: Symbol Sr, Atomic Number 38, Mass Number 88, Number of Electrons 38
F: Symbol F, Atomic Number 9, Mass Number 19, Number of Protons 9
Ca: Symbol Ca, Mass Number 40, Number of Protons 20, Number of Neutrons 20
Sn: Symbol Sn, Atomic Number 50, Mass Number 119, Number of Neutrons 69
I: Symbol I, Mass Number 127, Number of Protons 53, Number of Electrons 53
Parent Tip: Review the logic above to help your child master the concept of basic atomic structure worksheet.
