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Atoms and Their Ions and Isotopes Name of Element Standard Atomic Notation Atomic Number Relative Atomic Mass Number of Protons Number of Neutrons Number of Electrons Net Charge Ion? (Y/N) Isotope (Y/N) a) Be 10 4 b) oxygen 17 2- c) 2 32 16 S d) 4 30 14 Si e) 16 33 18 f) 30 26 0 g) 65 30 2+ h) manganese 53 4+ i) 35 45 36 j) 29 35 0 k) nickel 30 3+ l) Hg 198 0 m) 200 79 1+ n) 15 17 3- o) potassium 39 19 p) 46 26 q) 14 14 12 r) Ag 104

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Atoms and Their Ions and Isotopes

Name of Element Standard Atomic

Notation

Atomic Number

Relative Atomic Mass

Number of

Protons

Number of

Neutrons

Number of

Electrons

Net Charge

Ion? (Y/N)

Isotope (Y/N)

a) Be104

b) oxygen 17 2-

c) �23216 S

d) �43014Si

e) 16 33 18

f) 30 26 0

g) 65 30 2+

h) manganese 53 4+

i) 35 45 36

j) 29 35 0

k) nickel 30 3+

l) Hg198 0

m) 200 79 1+

n) 15 17 3-

o) potassium 39 19

p) 46 26

q) 14 14 12

r) �Ag104