The Structure of the Atom (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Flashcards
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Practise the cards
15 cards from this deck
What do electrons orbit around in an atom?
What do electrons orbit around in an atom?
Positively charged nucleus
Two main parts of an atom
Two main parts of an atom
Nucleus and orbits (shells)
Particles in the nucleus
Particles in the nucleus
Protons and neutrons
Charge of a proton
Charge of a proton
(positive)
Charge of a neutron
Charge of a neutron
(neutral/no charge)
Overall charge of the nucleus
Overall charge of the nucleus
Positive
Particles in orbits/shells
Particles in orbits/shells
Electrons
Charge of an electron
Charge of an electron
(negative)
Why atoms have no overall charge
Why atoms have no overall charge
Number of electrons equals number of protons
Relative mass of a proton
Relative mass of a proton
Relative mass of a neutron
Relative mass of a neutron
Relative mass of an electron
Relative mass of an electron
What does an atom become if it gains or loses an electron?
What does an atom become if it gains or loses an electron?
Ion
Type of ion when atom gains electron
Type of ion when atom gains electron
Negative ion
Type of ion when atom loses electron
Type of ion when atom loses electron
Positive ion