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Name the particles found inside the nuclues.
Protons and neutrons.
What particles are found in the electronic cloud.
Electrons.
Label the parts of an atom
Nucleus and electronic cloud
What is the charge of protons?
Positive charge
What is the charge of electrons
Negative charge
What is the charge of neutrons
Neutral charge
What does (Z) represent?
atomic number: number of protons
What does (A) represent?
mass number, atomic mass
How do you calculate the number of neutrons?
N = A - Z
What is the mass of protons?
1 a.m.u
What is the mass of neutrons?
1 a.m.u
What is the mass of electrons?
0 a.m.u
