Positive Ions (AQA GCSE Physics): Flashcards
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Practise the cards
9 cards from this deck
Neutral atom: protons vs electrons
Neutral atom: protons vs electrons
Same number of protons and electrons
What is an ion?
What is an ion?
Charged particle formed when atom loses/gains electrons
Atom loses electrons →
Atom loses electrons →
Positively charged ion
Atom gains electrons →
Atom gains electrons →
Negatively charged ion
Number of electrons in helium atom
Number of electrons in helium atom
Two
Why is helium atom neutral?
Why is helium atom neutral?
Has 2 protons (+) and 2 electrons (-)
Helium atom that lost/gained electron
Helium atom that lost/gained electron
Ion
He ion: 2 protons, 1 electron →
He ion: 2 protons, 1 electron →
Positive ion
He ion: 2 protons, 3 electrons →
He ion: 2 protons, 3 electrons →
Negative ion