Structure of the Atom (Grade 10 NSC Matric Physical Sciences): Flashcards
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Practise the cards
10 cards from this deck
Atomic number (Z)
Atomic number (Z)
Number of protons in an atom
Mass number (A)
Mass number (A)
Number of protons + neutrons in nucleus
Formula for number of neutrons
Formula for number of neutrons
Charge of a proton
Charge of a proton
+1
Charge of an electron
Charge of an electron
-1
Charge of a neutron
Charge of a neutron
0 (neutral)
Element identity determined by
Element identity determined by
Number of protons
Nucleons
Nucleons
Protons and neutrons together
Neutral atom condition
Neutral atom condition
Number of electrons = number of protons
Ion formation
Ion formation
Atoms gain or lose electrons